Works (424)

Updated: April 4th, 2024 11:55

2024 journal article

Editorial

IEEE Transactions on Semiconductor Manufacturing.

By: R. Uzsoy n

Source: ORCID
Added: February 6, 2024

2023 article

The Editorial

Uzsoy, R. (2023, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 36, pp. 157–157.

By: R. Uzsoy n

Sources: Web Of Science, NC State University Libraries, ORCID
Added: June 26, 2023

2022 article

Coordination of manufacturing and engineering activities during product transitions

Bansal, A., Ozaltin, O. Y., Uzsoy, R., & Kempf, K. G. (2022, April 9). NAVAL RESEARCH LOGISTICS, Vol. 4.

By: A. Bansal*, O. Ozaltin n, R. Uzsoy n & K. Kempf*

author keywords: combinatorial auctions; integer programming; Product transition; subadditive duality
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: April 18, 2022

2022 article

Editorial

Uzsoy, R. (2022, February). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 35, pp. 1–1.

By: R. Uzsoy n

Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 24, 2022

2022 article

Editorial

Uzsoy, R. (2022, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 35, pp. 153–153.

By: R. Uzsoy n

UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 6, 2022

2022 article

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING Editorial

Uzsoy, R. (2022, November). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 35, pp. 595–595.

By: R. Uzsoy n

Sources: ORCID, Web Of Science, NC State University Libraries
Added: November 4, 2022

2022 journal article

Integrated and hierarchical systems for coordinating order acceptance and release planning

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 303(3), 1277–1289.

By: F. Ghadimi*, T. Aouam*, S. Haeussler* & R. Uzsoy n

author keywords: Production; Order acceptance; Load-dependent lead times; Rolling horizon; Service level
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 21, 2022

2022 article

Managing Product Transitions: A Bilevel Programming Approach

Khorramfar, R., Ozaltin, O. Y., Kempf, K. G., & Uzsoy, R. (2022, June 30). INFORMS JOURNAL ON COMPUTING, Vol. 6, pp. 1–17.

By: R. Khorramfar*, O. Ozaltin n, K. Kempf* & R. Uzsoy n

author keywords: product transitions; bilevel programming; constraint and column generation; generalized Nash equilibrium
UN Sustainable Development Goal Categories
10. Reduced Inequalities (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 1, 2022

2022 article

Safety stock placement with market selection under load-dependent lead times

Ghadimi, F., Aouam, T., & Uzsoy, R. (2022, May 23). IISE TRANSACTIONS, Vol. 5.

By: F. Ghadimi*, T. Aouam* & R. Uzsoy n

author keywords: Supply chain management; load-dependent lead time; safety stocks; guaranteed service; market selection
UN Sustainable Development Goal Categories
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 22, 2022

2022 journal article

Safety stock placement with market selection under load-dependent lead times

IISE Transactions on Scheduling and Logistics, 3.

By: F. Ghademi, T. Aouam* & R. Uzsoy n

Sources: NC State University Libraries, NC State University Libraries
Added: November 24, 2022

2022 article

TOWARDS DECENTRALIZED DECISIONS FOR MANAGING PRODUCT TRANSITIONS IN SEMICONDUCTOR MANUFACTURING

2022 WINTER SIMULATION CONFERENCE (WSC), pp. 3442–3452.

By: C. Leca n, K. Kempf* & R. Uzsoy n

TL;DR: Starting from a centralized optimization model, decentralized models using Lagrangian relaxation are obtained using Lagrangian relaxation, and the challenges encountered in formulating and solving these decentralized models are explored. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: September 5, 2023

2022 journal article

Valuation of hospital resources: an optimization approach using clearing functions

IISE Transactions on Healthcare Systems Engineering, 4.

By: P. Sutterer*, R. Kolisch* & R. Uzsoy n

TL;DR: The results show that large instances of the model can be solved in reasonable CPU times, and that the model yields resource valuations that are qualitatively different from conventional approaches ignoring queueing costs. (via Semantic Scholar)
Sources: ORCID, NC State University Libraries, NC State University Libraries
Added: July 8, 2022

2021 conference paper

A Resource Coordination Model for Managing Product Transitions

Leca, C. A., Kempf, K. G., & Uzsoy, R. (2021, August). Presented at the IEEE Conference on Automation Science and Engineering (CASE), Lyons, France.

By: C. Leca, K. Kempf & R. Uzsoy

Event: IEEE Conference on Automation Science and Engineering (CASE) at Lyons, France on August 23-27, 2021

Source: NC State University Libraries
Added: February 26, 2022

2021 article

A genetic algorithm for order acceptance and scheduling in additive manufacturing

Kapadia, M. S., Uzsoy, R., Starly, B., & Warsing, D. P., Jr. (2021, October 23). INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, Vol. 10.

By: M. Kapadia*, R. Uzsoy n, B. Starly n & D. Warsing*

author keywords: Order acceptance scheduling; genetic algorithms; additive manufacturing; statistical optimum estimation; batch machine scheduling
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: November 8, 2021

2021 article proceedings

An Optimization Framework for Managing Product Transitions in Semiconductor Manufacturing

Presented at the 2021 Winter Simulation Conference (WSC).

By: C. Leca n, K. Kempf* & R. Uzsoy n

Event: 2021 Winter Simulation Conference (WSC)

TL;DR: Computational experiments indicate that the model captures the interactions between agents in a logically consistent manner, providing a basis for decentralized approaches and stochastic formulations. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 25, 2022

2021 journal article

Conic programming models for production planning with clearing functions: Formulations and duality

European Journal of Operational Research, 292(3), 953–966.

By: K. Gopalswamy n & R. Uzsoy n

author keywords: Capacity pricing; Congestion; Conic programming; Production planning
TL;DR: It is shown that several clearing function forms considered in the literature to date can be reformulated as conic programs (CPs), for which efficient solution methods and an elegant duality theory analogous to that for linear programming exist. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, NC State University Libraries
Added: April 12, 2021

2021 journal article

Constraint violation reduction search for 0-1 mixed integer linear programming problems

ENGINEERING OPTIMIZATION, 53(4), 609–626.

By: A. Bansal n & R. Uzsoy n

author keywords: Primal heuristic; MILP; resource constrained project scheduling; MIPLIB; capacitated warehouse location
TL;DR: This article presents Constraint Violation Reduction Search (CVRS), a primal heuristic for 0–1 Mixed Integer Linear Programming (MILP) problems that constructs a series of MILP subproblems by adding artificial variables representing the amount by which each constraint is violated and minimizing their sum in the objective function. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: May 8, 2020

2021 article

Editorial

Uzsoy, R. (2021, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 34, pp. 139–139.

By: R. Uzsoy n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: June 10, 2021

2021 article

Editorial

Uzsoy, R. (2021, November). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 34, pp. 443–443.

By: R. Uzsoy n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 15, 2021

2021 speech

Fast Approximate Solutions for Capacitated Production Planning Under Uncertain Demand

Uzsoy, R. (2021, January). Presented at the Technical University of Munich, (Virtual).

By: R. Uzsoy

Event: Technical University of Munich at (Virtual)

Source: NC State University Libraries
Added: February 26, 2022

2021 journal article

Managing product transitions with learning and congestion effects

INTERNATIONAL JOURNAL OF PRODUCTION ECONOMICS, 239.

By: A. Manda* & R. Uzsoy n

author keywords: New product introduction; Learning effects; Non-linear programming; Genetic algorithms; Semiconductor manufacturing
TL;DR: A non-convex nonlinear optimization model is formulated to determine the mix of production and engineering lots to be processed, and approximate solutions using a genetic algorithm are obtained. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: July 26, 2021

2021 article

Order release in production planning and control systems: challenges and opportunities

Missbauer, H., & Uzsoy, R. (2021, November 3). INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, Vol. 11.

By: H. Missbauer* & R. Uzsoy n

author keywords: Production planning; order release; cycle times; hierarchical production planning; optimization
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: November 15, 2021

2020 conference paper

A Lagrangian Approach for Stochastic Multiproduct Production Planning with Forecast Evolution

Proceedings of the International Working Seminar on Production Economics. Presented at the International Working Seminar on Production Economics, Innsbruck, Austria.

By: E. Albey, K. Kempf & R. Uzsoy

Event: International Working Seminar on Production Economics at Innsbruck, Austria

Source: NC State University Libraries
Added: February 26, 2022

2020 article

A SIMULATION OPTIMIZATION APPROACH FOR MANAGING PRODUCT TRANSITIONS IN MULTISTAGE PRODUCTION LINES

2020 WINTER SIMULATION CONFERENCE (WSC), pp. 1730–1741.

By: A. Manda n, K. Gopalswamy n, S. Shashaani n & R. Uzsoy n

TL;DR: This work uses simulation optimization to develop solutions and examine the impact of learning at a single machine on the rest of the system, laying the foundation for studying product transitions using realistic fab scale simulation models. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 7, 2021

2020 journal article

A Simple Model of Capacity Contention During New Product Introductions

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 33(2), 240–251.

By: A. Manda n & R. Uzsoy n

author keywords: New product introduction; learning effects; non-linear programming; genetic algorithms
TL;DR: The principal insight is that careful management of releases during product transitions has the potential to mitigate many of the adverse effects frequently observed in practice such as longer cycle times for both old and new products. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: June 15, 2020

2020 article

Editorial

Uzsoy, R. (2020, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 33, pp. 143–143.

By: R. Uzsoy n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: June 15, 2020

2020 journal article

Iterative combinatorial auctions for managing product transitions in semiconductor manufacturing

IISE TRANSACTIONS, 52(4), 413–431.

By: A. Bansala, R. Uzsoy n & K. Kempf*

author keywords: Product transitions; Lagrangian relaxation; column generation; iterative combinatorial auctions; semiconductor manufacturing
TL;DR: Computational results show that the ICA that uses column generation to update prices outperforms that using subgradient search, obtaining near-optimal corporate profit in low CPU times. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: October 7, 2019

2020 book

Production Planning with Capacitated Resources and Congestion

By: H. Missbauer* & R. Uzsoy n

Sources: Crossref, NC State University Libraries
Added: January 23, 2022

2020 journal article

Simulation-Based Performance Assessment of Production Planning Models With Safety Stock and Forecast Evolution in Semiconductor Wafer Fabrication

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 33(1), 1–12.

By: T. Ziarnetzky*, L. Moench & R. Uzsoy n

author keywords: Production planning; rolling horizon; forecast evolution; safety stocks
TL;DR: Simulation experiments show that chance-constrained production planning models that integrate safety stock and production planning decisions outperform others and the formulations with workload-dependent lead times also outperform those with fixed lead times that are an integer multiple of the period length. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: February 27, 2020

2019 article

2018 Best Paper Award

Uzsoy, R. (2019, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 32, pp. 139–139.

By: R. Uzsoy n

TL;DR: The authors examine the very important problem of managing starts into a wafer fab during the ramps-up of new capacity, and find that maintaining starts slightly below constraint capacity to reduce cycle times can actually increase total output over the ramp-up duration. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 20, 2020

2019 article proceedings

A Robust Optimization Approach for Production Planning Under Exogenous Planned Lead Times

Presented at the 2019 Winter Simulation Conference (WSC).

By: E. Albey*, I. Yanikoglu* & R. Uzsoy n

Event: 2019 Winter Simulation Conference (WSC)

TL;DR: This paper presents a distributionally robust release planning model that allows planned lead time probability estimates to vary over a specified ambiguity set and shows that the average objective function value of the robust solutions are better than that of the nominal solution by a margin of almost 20% in the scenario with the highest uncertainty level. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 25, 2022

2019 journal article

A data-driven iterative refinement approach for estimating clearing functions from simulation models of production systems

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 57(19), 6013–6030.

By: K. Gopalswamy n & R. Uzsoy n

author keywords: regression; simulation; variable sampling; clearing functions; production planning
TL;DR: This work addresses the model misspecification problem by introducing a generalised functional form, and the sampling issues via iterative refinement of initial parameter estimates, and yields improved performance for planning models at higher levels of utilisation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: October 7, 2019

2019 article

A problem reduction approach for production planning using clearing functions

Kacar, N. B., Moench, L., & Uzsoy, R. (2019, June). AT-AUTOMATISIERUNGSTECHNIK, Vol. 67, pp. 455–467.

By: N. Kacar n, L. Moench & R. Uzsoy n

author keywords: production planning; clearing functions; model reduction; simulation experiments; semiconductor manufacturing
TL;DR: Dieser Artikel untersucht die Leistungsfähigkeit von reduzierten Modellen, bei denen lediglich eine Teilmenge der potentiell kritischen Maschinengruppen durch Auslastungsfunktionen repräsentiert wird, in Bezug auf Kosten and Gewinn. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: July 1, 2019

2019 article

Appreciation to the TSM Community

Uzsoy, R. (2019, November). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 32, pp. 362–362.

By: R. Uzsoy n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 6, 2020

2019 speech

Conic Reformulation of Production Planning Models with Clearing Functions

Gopalswamy, K., & Uzsoy, R. (2019, May). Presented at the Institute of Industrial and Systems Engineering Research Conference, Orlando, FL.

By: K. Gopalswamy & R. Uzsoy

Event: Institute of Industrial and Systems Engineering Research Conference at Orlando, FL

Source: NC State University Libraries
Added: February 26, 2022

2019 conference paper

Coordinating Capacity Negotiations in Semiconductor Manufacturing

Proceedings of the IEEE Conference on Automation Science and Engineering. Presented at the CASE 2019 - International Conference on Automation Science and Engineering, Vancouver, British Columbia, Canada.

By: A. Bansal, R. Uzsoy & K. Kempf

Event: CASE 2019 - International Conference on Automation Science and Engineering at Vancouver, British Columbia, Canada

Source: NC State University Libraries
Added: February 26, 2022

2019 article proceedings

Evaluating Mixed Integer Programming Models for Solving Stochastic Inventory Problems

Presented at the 2019 Winter Simulation Conference (WSC).

By: B. Bluemink*, A. de Kok*, B. Srinivasan n & R. Uzsoy n

Event: 2019 Winter Simulation Conference (WSC)

TL;DR: Computational experiments identify several demand and cost scenarios in which the MIP models yield near-optimal solutions, and other cases where they fail, suggesting directions for future research. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 26, 2022

2019 speech

Impact of Part Scheduling Policy on Additive Manufacturing Production System Performance

Kapadia, M. S., Starly, B., Thomas, A., Uzsoy, R., & Warsing, D. (2019, May). Presented at the Institute of Industrial and Systems Engineering Research Conference, Orlando, FL.

By: M. Kapadia, B. Starly, A. Thomas, R. Uzsoy & D. Warsing

Event: Institute of Industrial and Systems Engineering Research Conference at Orlando, FL

Source: NC State University Libraries
Added: February 26, 2022

2019 journal article

Impact of Scheduling Policies on the Performance of an Additive Manufacturing Production System

Procedia Manufacturing, 39, 447–456.

By: M. Kapadia n, B. Starly n, A. Thomas n, R. Uzsoy n & D. Warsing n

Contributors: M. Kapadia n, B. Starly n, A. Thomas n, R. Uzsoy n & D. Warsing n

author keywords: Iterative Optimization-based Simulation; Additive Manufacturing; Genetic Algorithm
TL;DR: Simulation experiments using an Iterative Optimization-based Simulation (IOS) model integrating a simulation engine with a computational engine show that the scheduling policies have a significant impact on cycle time and order lateness. (via Semantic Scholar)
Sources: Crossref, ORCID
Added: October 23, 2020

2019 conference paper

Impact of Scheduling Policies on the Performance of an Additive Manufacturing System

Kapadia, M. S., Starly, B., Thomas, A., Uzsoy, R., & Warsing, D. (2019, August). Presented at the 25th International Conference on Production Research Manufacturing Innovation: Cyber Physical Manufacturing, Chicago, IL.

By: M. Kapadia, B. Starly, A. Thomas, R. Uzsoy & D. Warsing

Event: 25th International Conference on Production Research Manufacturing Innovation: Cyber Physical Manufacturing at Chicago, IL

Source: NC State University Libraries
Added: February 26, 2022

2019 article proceedings

Optimzing Engineering and Production Lots During Product Transitions in Semiconductor Manufacturing

Presented at the 2019 Winter Simulation Conference (WSC).

By: A. Manda n & R. Uzsoy n

Event: 2019 Winter Simulation Conference (WSC)

TL;DR: A simulation model of a simplified production system that captures the impact of a new product introduction and the learning effects of production and engineering activities on the total system throughput is developed. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 26, 2022

2019 speech

Simulation Optimization For Planning Product Transitions In Semiconductor Manufacturing Facilities

Manda, A. B., & Uzsoy, R. (2019, May). Presented at the Institute of Industrial and Systems Engineering Research Conference, Orlando, FL.

By: A. Manda & R. Uzsoy

Event: Institute of Industrial and Systems Engineering Research Conference at Orlando, FL

Source: NC State University Libraries
Added: February 26, 2022

2019 journal article

Valid inequalities for concave piecewise linear regression

OPERATIONS RESEARCH LETTERS, 47(1), 52–58.

By: K. Gopalswamy n, Y. Fathi n & R. Uzsoy n

author keywords: Concave regression; Piecewise linear fitting; Valid inequalities; Clearing function
TL;DR: Results with univariate data show that the proposed valid inequalities improve the root relaxation lower bound, permitting significant improvements in solution time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: February 18, 2019

2018 speech

A Review of Product Ramping Models in Semiconductor Manufacturing

Manda, A. B., & Uzsoy, R. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: A. Manda & R. Uzsoy

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: February 26, 2022

2018 journal article

A comparison of mixed integer programming formulations of the capacitated lot-sizing problem

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 56(23), 7064–7084.

By: H. Karagul*, D. Warsing n, T. Hodgson n, M. Kapadia n & R. Uzsoy n

Contributors: H. Karagul*, D. Warsing n, T. Hodgson n, M. Kapadia n & R. Uzsoy n

author keywords: capacitated lot sizing; mixed integer linear programming; set-up planning; printing industry; optimisation
TL;DR: The authors' experiments demonstrate that, while the S&S formulation provides a much tighter LP bound, the Novel formulation is better able to exploit the intelligence of the CPLEX solution engine. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: January 14, 2019

2018 journal article

A survey of semiconductor supply chain models Part II: demand planning, inventory management, and capacity planning

International Journal of Production Research, 56(13), 4546–4564.

By: R. Uzsoy n, J. Fowler* & L. Mönch*

author keywords: supply chain management; semiconductor industry; capacity planning; inventory management; demand uncertainty
TL;DR: This paper reviews the areas of Demand Planning, Inventory Management and Capacity Planning in semiconductor supply chains and discusses models to support Master Planning, Production Planning and Demand Fulfilment in this industry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2018 article proceedings

AN EXPLORATORY COMPARISON OF CLEARING FUNCTION AND DATA-DRIVEN PRODUCTION PLANNING MODELS

Presented at the 2018 Winter Simulation Conference (WSC).

By: K. Gopalswamy n & R. Uzsoy n

Event: 2018 Winter Simulation Conference (WSC)

TL;DR: This work compares the clearing function based approach to the data driven approach using a simulation model of a scaled-down semiconductor wafer fabrication facility and discusses the strengths and weaknesses of the two approaches. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2018 article

Appreciation to Our Reviewers

Uzsoy, R. (2018, November). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 31, pp. 405–405.

Sources: Web Of Science, NC State University Libraries
Added: November 5, 2018

2018 speech

Conic Reformulations of Production Planning Problems with Clearing Functions

Gopalswamy, K., & Uzsoy, R. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: K. Gopalswamy & R. Uzsoy

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: February 26, 2022

2018 conference paper

Coordinating Capacity Negotiations In Semiconductor Industry

Bansal, A., Uzsoy, R., & Kempf, K. G. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: A. Bansal, R. Uzsoy & K. Kempf

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: May 1, 2022

2018 journal article

Editorial 2017 Best Paper Award

IEEE Transactions on Semiconductor Manufacturing, 31(3), 325–325.

By: R. Uzsoy*

Source: ORCID
Added: February 24, 2022

2018 article

Editorial from the Incoming Editor-in-Chief

Uzsoy, R. (2018, May). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 31, pp. 195–195.

By: R. Uzsoy n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2018 conference paper

Modeling for the Equitable and Effective Distribution of Food Donations Under Stochastic Capacities

Sengul Orgut, I., Ivy, J. S., & Uzsoy, R. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: I. Sengul Orgut, J. Ivy & R. Uzsoy

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: May 1, 2022

2018 speech

Planning Releases During Product Transitions in Semiconductor Manufacturing

Manda, A. B., & Uzsoy, R. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: A. Manda & R. Uzsoy

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: February 26, 2022

2018 article proceedings

Problem Reduction Approaches for Production Planning Using Clearing Functions

Presented at the 2018 IEEE 14th International Conference on Automation Science and Engineering (CASE).

By: N. Kacar n, L. Munch* & R. Uzsoy n

Event: 2018 IEEE 14th International Conference on Automation Science and Engineering (CASE)

TL;DR: It is found that even when the workcenters considered involve 75% of the average work in progress in the system, the reduced models result in substantially lower performance than the full model where CFs are fitted to all workCenters. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2018 conference paper

Production Planning Models with Chance Constraints and Advance Demand Information

Ziarnetzky, T., Monch, L., & Uzsoy, R. (2018, May). Presented at the IISE Annual Conference, Orlando, FL.

By: T. Ziarnetzky, L. Monch & R. Uzsoy

Event: IISE Annual Conference at Orlando, FL

Source: NC State University Libraries
Added: May 1, 2022

2018 journal article

Production Planning and Engineering Process Improvement

Communications in Applied Analysis, 22(4), 583–596.

By: N. Medhin & R. Uzsoy

Source: NC State University Libraries
Added: February 26, 2022

2018 conference paper

Robust Optimization Approaches for the Equitable and Effective Distribution of Donated Food

Sengul Orgut, I., Ivy, J. S., Uzsoy, R., & Hale, C. (2018, November). Presented at the INFORMS National Meeting, Phoenix, AZ.

By: I. Sengul Orgut, J. Ivy, R. Uzsoy & C. Hale

Event: INFORMS National Meeting at Phoenix, AZ

Source: NC State University Libraries
Added: March 19, 2022

2018 journal article

Robust optimization approaches for the equitable and effective distribution of donated food

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 269(2), 516–531.

By: I. Orgut n, J. Ivy n, R. Uzsoy n & C. Hale

author keywords: Humanitarian operations; Robust optimization; Uncertainty modeling; Food bank; Distribution
TL;DR: Two robust optimization models to support the equitable and effective distribution of donated food over the food bank's service area are presented and structural properties of both models are derived and efficient exact solution algorithms are developed. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2018 journal article

Rolling horizon, multi-product production planning with chance constraints and forecast evolution for wafer fabs

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 56(18), 6112–6134.

By: T. Ziarnetzky*, L. Moench & R. Uzsoy n

author keywords: production planning; semiconductor manufacture; simulation; rolling horizon; forecast evolution
TL;DR: It is found that the chance-constrained model with forecast updates outperforms the one without forecast updates with respect to expected service level and profit, and that considering forecast evolution in production planning models can lead to improved performance by exploiting the advance demand information provided by the forecast updates. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: October 16, 2018

2018 journal article

Rounding heuristics for multiple product dynamic lot-sizing in the presence of queueing behavior

COMPUTERS & OPERATIONS RESEARCH, 100, 54–65.

By: Y. Kang*, E. Albey* & R. Uzsoy n

author keywords: Nonlinear integer programming; Dynamic lot-sizing; Production planning; Queueing; Rounding heuristic; Feasibility pump heuristic; Surrogate problem method
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 5, 2018

2018 article proceedings

SIMULATION OPTIMIZATION FOR PLANNING PRODUCT TRANSITIONS IN SEMICONDUCTOR MANUFACTURING FACILITIES

Presented at the 2018 Winter Simulation Conference (WSC).

By: A. Manda n & R. Uzsoy n

Event: 2018 Winter Simulation Conference (WSC)

TL;DR: This work combines a simulation model of a simplified production system and a learning model to optimize releases of old and new products using simulation optimization, and provides insights into the structure of optimal release policies. (via Semantic Scholar)
Source: Crossref
Added: March 5, 2022

2017 journal article

A survey of semiconductor supply chain models part I: semiconductor supply chains, strategic network design, and supply chain simulation

International Journal of Production Research, 56(13), 4524–4545.

By: L. Mönch*, R. Uzsoy n & J. Fowler*

author keywords: supply chain management; semiconductor industry; production planning; survey; future research
TL;DR: The structure of semiconductor supply chains is described to provide context for the research efforts, and a classification scheme for the relevant literature is proposed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2017 journal article

A survey of semiconductor supply chain models part III: master planning, production planning, and demand fulfilment

International Journal of Production Research, 56(13), 4565–4584.

By: L. Mönch*, R. Uzsoy n & J. Fowler*

author keywords: supply chain management; semiconductor industry; production planning; survey; future research
TL;DR: This paper concludes the series, discussing Master Planning, Production Planning, Demand Fulfilment, and Available to Promise (ATP) in semiconductor supply chains. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2017 article proceedings

An iterative refinement approach to fitting clearing functions to data from simulation models of production systems

Presented at the 2017 Winter Simulation Conference (WSC).

By: K. Gopalswamy n & R. Uzsoy n

Event: 2017 Winter Simulation Conference (WSC)

TL;DR: This work proposes an iterative refinement procedure that uses simulation experiments to resample data from the production system as the parameters of the clearing function are iteratively updated. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2017 conference paper

Load dependent lead time modelling: A robust optimization approach

2017 winter simulation conference (wsc), 3531–3542.

By: E. Albey, I. Yanikoglu & R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Modeling for the equitable and effective distribution of food donations under stochastic receiving capacities

IISE TRANSACTIONS, 49(6), 567–578.

By: I. Orgut n, J. Ivy n & R. Uzsoy n

author keywords: Food distribution; stochastic models; equity; fairness; effectiveness; food bank; capacitated network flow problems; newsvendor problem; humanitarian logistics; food insecurity
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Multi-dimensional clearing functions for aggregate capacity modelling in multi-stage production systems

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 55(14), 4164–4179.

By: E. Albey*, U. Bilge* & R. Uzsoy n

author keywords: capacity modelling; clearing functions; anticipation functions; production planning; nonlinear programming; predictive modelling
TL;DR: It is found that at low utilisation, aggregation of state variables has little effect on system performance; multi-dimensional clearing functions outperform single-dimensional ones in general; and increasing manufacturing flexibility allows the use of aggregate clearing functions with little loss of solution quality. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 conference paper

(Almost) present at the creation: 25 years of modelling and simulation in semiconductor manufacturing

2016 10th european conference on antennas and propagation (eucap), 2509–2509.

By: R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

A Lagrangian Approach for Coordinating Capacity Negotiations in a Semiconductor Firm

Bansal, A., Uzsoy, R., & Kempf K., G. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: A. Bansal, R. Uzsoy & G. Kempf K.

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

A Lagrangian Relaxation Approach for a Multiproduct Stochastic Production Planning Problem

Albey, E., Uzsoy, R., & Kempf, K. G. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: E. Albey, R. Uzsoy & K. Kempf

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

A Systematic Literature Review of Rolling Methods for Production Planning

Wollmann, R. G., de Sampaio, R., & Uzsoy, R. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: R. Wollmann, R. de Sampaio & R. Uzsoy

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

A chance constraint based multi-item production planning model using simulation optimization

2016 winter simulation conference (wsc), 2719–2730.

By: E. Albey, R. Uzsoy & K. Kempf

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

A metamodel-based Monte Carlo simulation approach for responsive production planning of manufacturing systems

JOURNAL OF MANUFACTURING SYSTEMS, 38, 114–133.

By: M. Li*, F. Yang*, R. Uzsoy n & J. Xu*

author keywords: Production planning; Metamodeling; Non-stationary time series; Monte Carlo simulation; Multi-objective optimization
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 journal article

Achieving equity, effectiveness, and efficiency in food bank operations: Strategies for feeding America with implications for global hunger relief

Advances in Managing Humanitarian Operations, 235, 229–256.

By: I. Orgut, L. Brock, L. Davis, J. Ivy, S. Jiang, S. Morgan, R. Uzsoy, C. Hale, E. Middleton

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Chance-constrained formulations in rolling horizon production planning: an experimental study

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 54(13), 3927–3942.

By: P. Lin n & R. Uzsoy n

author keywords: production planning; rolling horizon; nervousness; schedule stability; chance constraints
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 journal article

Computing the number of acute-care beds within NC Certificate of Need

HEALTH SYSTEMS, 5(2), 98–108.

By: M. Kesercioglu n, S. Roberts n & R. Uzsoy n

author keywords: Certificate of Need; geographic equity; health-care capacity; Voronoi diagram; acute-care beds
TL;DR: North Carolina’s Certificate of Need legislation is intended to limit unnecessary growth in the number of acute-care beds throughout the state, and the current method of computing bed needs based on existing administrative units (counties) using Voronoi diagrams is rejected. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 speech

Demand Modeling with Forecast Evolution: An Application to Production Planning

Uzsoy, R. (2016, February). Presented at the Fernuniversitat Hagen, Hagen, Germany & University of Wisconsin-Madison.

By: R. Uzsoy

Event: Fernuniversitat Hagen, Hagen, Germany & University of Wisconsin-Madison

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

Estimating Clearing Functions for Production Resources using Simulation Optimization

Kacar, N. B., & Uzsoy, R. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: N. Kacar & R. Uzsoy

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

Estimating Clearing Functions using Generalized Regression

Gopalswamy, K., & Uzsoy, R. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: K. Gopalswamy & R. Uzsoy

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 journal article

Estimating the costs of planned changes implied by freezing production plans

Heuristics, Metaheuristics and Approximate Methods in Planning and Scheduling, 236, 17–44.

By: P. Lin & R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2016 speech

Modeling and Analysis of Semiconductor Supply Chains

Fowler, J. W., Monch, L., & Uzsoy, R. (2016, February). Presented at the Workshop on Modeling the Semiconductor Supply Chain, Schloss Dagstuhl, Germany.

By: J. Fowler, L. Monch & R. Uzsoy

Event: Workshop on Modeling the Semiconductor Supply Chain at Schloss Dagstuhl, Germany

Source: NC State University Libraries
Added: May 1, 2022

2016 journal article

Modeling cycle times in production planning models for wafer fabrication

IEEE Transactions on Semiconductor Manufacturing, 29(2), 153–167.

By: N. Kacar*, L. Monch* & R. Uzsoy n

UN Sustainable Development Goal Categories
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2016 journal article

Modeling for the equitable and effective distribution of donated food under capacity constraints

IIE TRANSACTIONS, 48(3), 252–266.

By: I. Orgut n, J. Ivy n, R. Uzsoy n & J. Wilson n

author keywords: Food distribution; equity; fairness; effectiveness; food bank; capacitated network flow problems; resource allocation; humanitarian logistics; food supply chain; food insecurity
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 conference paper

Modeling the Equitable and Effective Distribution of Food Donations under Stochastic Capacities

Sengul Orgut, I., Ivy, J. S., & Uzsoy, R. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: I. Sengul Orgut, J. Ivy & R. Uzsoy

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 journal article

Modeling the effect of public health resources and alerting on the dynamics of pertussis spread

HEALTH SYSTEMS, 5(2), 81–97.

By: E. Yaylali n, J. Ivy n, R. Uzsoy n, E. Samoff*, A. Meyer* & J. Maillard*

author keywords: discrete event simulation; contact tracing; pertussis; infectious disease modeling; outbreak management
TL;DR: The results suggest that the time to initiate contact tracing significantly affects the magnitude and duration of the outbreak, and some outbreaks could not be controlled within the 1-year time limit of simulation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 conference paper

Modeling the impact of new product introduction on the output of semiconductor wafer fabrication facilities

2016 winter simulation conference (wsc), 2547–2558.

By: A. Manda, R. Uzsoy, K. Kempf & S. Kim

Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

Modelling the Impact of New Product Introductions on Factory Throughput

Manda, A. B., Uzsoy, R., Kempf, K. G., & Kim, S. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: A. Manda, R. Uzsoy, K. Kempf & S. Kim

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 conference paper

Solving Stochastic Inventory Problems by Integer Programming

Arts, J., Albey, E., Uzsoy, R., de Kok, A. G., & Orcun, S. (2016, November). Presented at the INFORMS National Meeting, Nashville, TN.

By: J. Arts, E. Albey, R. Uzsoy, A. de Kok & S. Orcun

Event: INFORMS National Meeting at Nashville, TN

Source: NC State University Libraries
Added: May 1, 2022

2016 journal article

Special section on emerging advances in logistics systems: Integrating remote sensing, IT, and autonomy

IEEE Transactions on Automation Science and Engineering, 13(4), 1420–1421.

By: M. Fanti, W. Ukovich & R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2015 conference paper

A Column Generation Approach for MultipleProduct Dynamic Lot Sizing with Congestion

Kang, Y., Albey, E., & Uzsoy, R. (2015, August). Presented at the International Workshop on Lot Sizing, Haute Etudes Commercial, Montreal, Canada.

By: Y. Kang, E. Albey & R. Uzsoy

Event: International Workshop on Lot Sizing, Haute Etudes Commercial at Montreal, Canada

Source: NC State University Libraries
Added: May 1, 2022

2015 journal article

A random keys genetic algorithm for a bicriterion project selection and scheduling problem

International Journal of Planning and Scheduling, 2(2), 110.

By: N. Summerville*, R. Uzsoy n & J. Gaytán*

TL;DR: A genetic algorithm incorporating random keys and an efficient decoding procedure into the well-known NSGA-II procedure is proposed and the performance of this algorithm is evaluated in extensive computational experiments comparing the approximations of the Pareto-optimal set it obtains to those from NS GA-II. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 26, 2022

2015 journal article

Demand Modeling With Forecast Evolution: An Application to Production Planning

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 28(3), 374–384.

By: E. Albey n, A. Norouzi, K. Kempf* & R. Uzsoy n

author keywords: Production planning; demand modeling; chance constraints; forecast updating/evolution; linear programming; simulation; rolling horizon
TL;DR: This paper integrates ideas from forecast evolution and inventory theory to plan work releases into a production facility in the face of stochastic demand. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Estimating Clearing Functions for Production Resources Using Simulation Optimization

IEEE TRANSACTIONS ON AUTOMATION SCIENCE AND ENGINEERING, 12(2), 539–552.

By: N. Kacar* & R. Uzsoy n

author keywords: Clearing function; linear programming; production planning; simulation optimization; workload-dependent lead times
TL;DR: This work implements a gradient-based simulation optimization approach, the Simultaneous Perturbation Stochastic Approximation (SPSA), to estimate clearing functions (CFs) that describe the expected output of a production resource as a function of its expected workload from empirical data. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Identifying potential bottlenecks in production systems using dual prices from a mathematical programming model

International Journal of Production Research, 54(7), 2000–2018.

By: A. Kefeli* & R. Uzsoy n

author keywords: production planning; linear programming; bottlenecks; duality theory; clearing functions
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: August 28, 2020

2015 article proceedings

Lead time modeling in production planning

Presented at the 2015 Winter Simulation Conference (WSC).

By: E. Albey n & R. Uzsoy n

Event: 2015 Winter Simulation Conference (WSC)

TL;DR: This work uses a gradient based simulation optimization procedure (SOP) to determine the lead times that, when used in the FLT model, yield the best performance, suggesting that FLT and CF models are limited in representing the lead time dynamics. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2015 article proceedings

Simulation-based performance assessment of production planning formulations for semiconductor wafer fabrication

Presented at the 2015 Winter Simulation Conference (WSC).

By: T. Ziarnetzky*, N. Kacar*, L. Monch* & R. Uzsoy n

Event: 2015 Winter Simulation Conference (WSC)

TL;DR: This paper examines the impact of the planning window and period length on the performance of the production planning formulations, and finds that the performance advantage of clearing functions that is observed in a static setting can be also observe in a rolling horizon setting. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2015 journal article

Zero-order production planning models with stochastic demand and workload-dependent lead times

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 53(6), 1661–1679.

By: T. Aouam* & R. Uzsoy n

author keywords: robust optimisation; clearing functions; stochastic programming; production planning; chance constraints; workload-dependent lead times
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 article proceedings

(Almost) present at the creation: 25 years of modelling and simulation in semiconductor manufacturing

Presented at the 2014 Winter Simulation Conference - (WSC 2014).

By: R. Uzsoy n

Event: 2014 Winter Simulation Conference - (WSC 2014)

TL;DR: This presentation will briefly review the evolution of modelling and analysis research in semiconductor manufacturing from an academic perspective, discuss its implications for academic research and industrial practice, and suggest a number of future directions for research and for more effective industry-university collaboration. (via Semantic Scholar)
Source: Crossref
Added: March 6, 2022

2014 journal article

A comparison of multiple linear regression approaches for fitting clearing functions to empirical data

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 52(11), 3164–3184.

By: N. Kacar* & R. Uzsoy n

author keywords: workload-dependent lead times; linear programming; simulation; production planning; clearing function
TL;DR: This work uses a simulation model of a scaled-down wafer fabrication facility to generate data and evaluates the performance of the resulting CFs, finding that using load based CFs yields better performance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

An exploratory study of disaggregated clearing functions for production systems with multiple products

International Journal of Production Research, 52(18), 5301–5322.

By: E. Albey*, Ü. Bilge* & R. Uzsoy n

author keywords: capacity anticipation; clearing functions; production planning; simulation
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2014 conference paper

Analysis of Release Changes with Fixed Lead Time and Capacity

Lin, P. C., & Uzsoy, R. (2014, May). Presented at the Industrial and Systems Engineering Research Conference, Montreal, PQ, Canada.

By: P. Lin & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at Montreal, PQ, Canada

Source: NC State University Libraries
Added: May 1, 2022

2014 journal article

Assessing the impact of alternative continuous improvement programmes in a flow shop using system dynamics

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 52(10), 3014–3031.

By: M. Godinho Filho* & R. Uzsoy n

author keywords: factory physics; continuous improvement; operating curve
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 book

Essays in Production, Project Planning and Scheduling

Reha Uzsoy

Ed(s): P. Pulat*, S. Sarin* & R. Uzsoy n

TL;DR: A Probabilistic Characterization of Allocation Performance in a Worker-Constrained Job Shop and a Risk Integrated Methodology for Project Planning Under Uncertainty are studied. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2014 journal article

Modeling the evolution of dependency between demands, with application to inventory planning

IIE TRANSACTIONS, 46(1), 55–66.

By: A. Norouzi n & R. Uzsoy n

author keywords: Forecast evolution; conditional covariance; base stock policy; inventory planning
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Statistical optimum estimation techniques for combinatorial optimization problems: a review and critique

JOURNAL OF HEURISTICS, 20(3), 329–358.

By: A. Giddings, R. Rardin* & R. Uzsoy n

author keywords: Statistical optimum estimation; Experimental analysis; Heuristic quality assessment
TL;DR: The theory and applications of these approaches to estimate the optimal values of difficult optimization problems are reviewed and their strengths and weaknesses are discussed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

The impact of lot-sizing in multiple product environments with congestion

JOURNAL OF MANUFACTURING SYSTEMS, 33(3), 436–444.

By: Y. Kang*, E. Albey n, S. Hwang & R. Uzsoy n

author keywords: Nonlinear programming; Dynamic lot sizing; Queueing; Congestion; Simulation; Rounding heuristics
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 article proceedings

A comparison of production planning formulations with exogenous cycle time estimates using a large-scale wafer fab model

Presented at the 2013 Winter Simulation Conference - (WSC 2013).

By: N. Kacar*, L. Monch* & R. Uzsoy n

Event: 2013 Winter Simulation Conference - (WSC 2013)

TL;DR: This paper implements LP models to plan the releases of wafers into a large-scale wafer fabrication facility and compares the performance of LP models with and without non- integer lead times by simulating the execution of the resulting release plans, finding that the models with non-integer lead times yield substantially improved performance. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2013 conference paper

Improving Shop Floor Level Performance in a Dynamic Lot Sizing Environment with Congestion

Albey, E., & Uzsoy, R. (2013, May). Presented at the Industrial and Systems Engineering Research Conference, San Juan, PR.

By: E. Albey & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at San Juan, PR

Source: NC State University Libraries
Added: May 1, 2022

2013 chapter book

Integrated Production Planning and Pricing Decisions in Congestion-Prone Capacitated Production Systems

By: A. Upasani* & R. Uzsoy n

TL;DR: When customer demand is sensitive to delivery lead times, firms must take a broader view: a large reduction in price may increase demand to the point that it cannot be met in a timely manner with available capacity, which can adversely affect customer satisfaction and reduce future sales. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2013 journal article

Investigating interventions for increasing colorectal cancer screening: Insights from a simulation model

Socio-Economic Planning Sciences, 47(2), 142–155.

By: M. Hosking n, S. Roberts n, R. Uzsoy n & T. Joseph*

author keywords: Simulation; Systems dynamics; Colorectal cancer; Cancer screening; Screening barriers; Cancer prevention policy
TL;DR: A discrete-event-continuous simulation model of colorectal cancer screening in North Carolina finds that demand side interventions alone are less effective than using only supply side interventions or a combination of both, and that all interventions studied are subject to significant diminishing returns. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2013 conference paper

Minimizing End Effects in Rolling Horizon Algorithms for Production Planning: An Experimental Study

Lin, P. C., & Uzsoy, R. (2013, May). Presented at the Industrial and Systems Engineering Research Conference, San Juan, PR.

By: P. Lin & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at San Juan, PR

Source: NC State University Libraries
Added: May 1, 2022

2013 journal article

Modeling and Analysis of Integrated Planning of Production and Engineering Process Improvement

IEEE Transactions on Semiconductor Manufacturing, 26(3), 414–422.

By: S. Kim* & R. Uzsoy n

author keywords: Manufacturing planning; production management; semiconductor process modeling
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2013 conference paper

Modeling for Equitable Food Distribution in North Carolina

Sengul, I., Ivy, J. S., & Uzsoy, R. (2013, May). Presented at the Industrial and Systems Engineering Research Conference, San Juan, PR.

By: I. Sengul, J. Ivy & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at San Juan, PR

Source: NC State University Libraries
Added: May 1, 2022

2013 article

Planning Wafer Starts using Nonlinear Clearing Functions: A Large-Scale Experiment

Kacar, N. B., Moench, L., & Uzsoy, R. (2013, November). IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, Vol. 26, pp. 602–612.

By: N. Kacar*, L. Moench & R. Uzsoy n

author keywords: Clearing functions; linear programming; production planning; release planning; simulation
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 conference paper

Production Planning using Nonlinear Clearing Functions: A Review of Recent Results

Kacar, N. B., Moench, L., & Uzsoy, R. (2013, February). Presented at the SIAM Conference on Computational Science and Engineering, Boston, MA.

By: N. Kacar, L. Moench & R. Uzsoy

Event: SIAM Conference on Computational Science and Engineering at Boston, MA

Source: NC State University Libraries
Added: May 1, 2022

2013 conference paper

Production Planning with Load-Dependent Lead Times and Uncertain Demands

Norouzi, A., & Uzsoy, R. (2013, May). Presented at the Industrial and Systems Engineering Research Conference, San Juan, PR.

By: A. Norouzi & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at San Juan, PR

Source: NC State University Libraries
Added: May 1, 2022

2013 journal article

The impact of simultaneous continuous improvement in setup time and repair time on manufacturing cycle times under uncertain conditions

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 51(2), 447–464.

By: M. Godinho Filho* & R. Uzsoy n

author keywords: continuous improvement; setup time; repair time; manufacturing; cycle times; system dynamics
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 conference paper

Using Clearing Functions for Production Planning in Large-Scale Wafer Fabs

Kacar, N. B., Monch, L., & Uzsoy, R. (2013, May). Presented at the Industrial and Systems Engineering Research Conference, San Juan, PR.

By: N. Kacar, L. Monch & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at San Juan, PR

Source: NC State University Libraries
Added: May 1, 2022

2012 journal article

An Experimental Comparison of Production Planning Using Clearing Functions and Iterative Linear Programming-Simulation Algorithms

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 25(1), 104–117.

By: N. Kacar n, D. Irdem* & R. Uzsoy n

author keywords: Clearing function; linear programming (LP); production planning; simulation; workload-dependent lead times
TL;DR: An experimental comparison of three algorithms for production planning with workload-dependent lead times indicates that the clearing function model performs better than the iterative algorithms on the scaled-down system considered, giving less variable production plans and higher profit values. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2012 chapter book

Chance-Constraint-Based Heuristics for Production Planning in the Face of Stochastic Demand and Workload-Dependent Lead Times

By: T. Aouam* & R. Uzsoy n

Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2012 conference paper

Engineering Process Improvement for Wafer Fabrication

Kim, S., & Uzsoy, R. (2012, May). Poster, presented at the 23rd Advanced Semiconductor Manufacturing Conference, Saratoga Springs, NY.

By: S. Kim & R. Uzsoy

Event: 23rd Advanced Semiconductor Manufacturing Conference at Saratoga Springs, NY

Source: NC State University Libraries
Added: May 1, 2022

2012 conference paper

Modeling for Equitable Food Distribution Under Capacity Constraints

Ivy, J. S., Sengul, I., & Uzsoy, R. (2012, May). Presented at the Industrial and Systems Engineering Research Conference, Orlando, FL.

By: J. Ivy, I. Sengul & R. Uzsoy

Event: Industrial and Systems Engineering Research Conference at Orlando, FL

Source: NC State University Libraries
Added: May 1, 2022

2012 journal article

Multiple Time Scales in Production Planning: Clearing Functions, Discrete-Event Simulation and Partial Differential Equations

Tutorials in Operations Research.

By: D. Armbruster & R. Uzsoy

Source: NC State University Libraries
Added: May 1, 2022

2012 conference paper

Performance of an Iterative Production Planning Approach for Production Systems with Manufacturing Flexibility

Albey, E., Bilge, U., & Uzsoy, R. (2012, February). Presented at the Workshop on Production Economics, Innsbruck, Austria.

By: E. Albey, U. Bilge & R. Uzsoy

Event: Workshop on Production Economics at Innsbruck, Austria

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

A New Genetic Algorithm for Multicriteria Project Selection and Scheduling

Viktorovna, N., Gaytan Iniestra, J., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: N. Viktorovna, J. Gaytan Iniestra & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

A Nonlinear Knapsack Problem Arising in Location Problems with Safety Stocks

Jarugumilli, K., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: K. Jarugumilli & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

Estimating Clearing Functions for Multistage Production Systems with Alternative Machines

Albey, E., Bilge, U., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: E. Albey, U. Bilge & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

Estimating Clearing Functions from Simulation Data

Kacar, N. B., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: N. Kacar & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

Geography in Healthcare Planning

Carr, S., Gultekin, M., Roberts, S., & Uzsoy, R. (2011, May). Presented at the Industrial Engineering Research Conference, Reno, NV.

By: S. Carr, M. Gultekin, S. Roberts & R. Uzsoy

Event: Industrial Engineering Research Conference at Reno, NV

Source: NC State University Libraries
Added: May 1, 2022

2011 speech

Heuristics for Multiproduct Dynamic Lot Sizing with Congestion

Kang, Y., Albey, E., Hwang, S., & Uzsoy, R. (2011, July). Presented at the Department of Industrial Engineering, Bogazici University, Istanbul, Turkey.

By: Y. Kang, E. Albey, S. Hwang & R. Uzsoy

Event: Department of Industrial Engineering, Bogazici University at Istanbul, Turkey

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

Modeling the Conditional Covariance of Demands with Application to Production Planning

Norouzi, A., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: A. Norouzi & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 conference paper

Modeling the Effect of Public Health Resources and Alerting on the Dynamics of Pertussis Spread

Yaylali, E., Ivy, J. S., & Uzsoy, R. (2011, November). Presented at the INFORMS National Meeting, Charlotte, NC.

By: E. Yaylali, J. Ivy & R. Uzsoy

Event: INFORMS National Meeting at Charlotte, NC

Source: NC State University Libraries
Added: May 1, 2022

2011 journal article

Modelling and analysis of semiconductor manufacturing in a shrinking world: Challenges and successes

European Journal of Industrial Engineering, 5(3), 254–271.

By: C. Chien, S. Dauzere-Peres, H. Ehm, J. Fowler, Z. Jiang, S. Krishnaswamy, T. Lee, L. Monch, R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2011 conference paper

Modelling the Effect of Public Health Resources on the Dynamic of Pertussis Outbreaks

Yaylali, E., Uzsoy, R., Worth, T., Maillard, J. M., Meyer, A. M., Samoff, E., & Wendelboe, A. (2011, June). Presented at the INFORMS Conference on Healthcare, Montreal, Quebec, Canada.

By: E. Yaylali, R. Uzsoy, T. Worth, J. Maillard, A. Meyer, E. Samoff, A. Wendelboe

Event: INFORMS Conference on Healthcare at Montreal, Quebec, Canada

Source: NC State University Libraries
Added: May 1, 2022

2011 book

Planning in the Extended Enterprise: A State of the Art Handbook

(Vol. 2). New York: Springer.

Reha Uzsoy

Ed(s): K. Kempf, P. Keskinocak & R. Uzsoy

Source: NC State University Libraries
Added: May 1, 2022

2011 journal article

Prioritising production and engineering lots in wafer fabrication facilities: a simulation study

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 49(11), 3105–3125.

By: K. Crist* & R. Uzsoy n

author keywords: semiconductor manufacturing; water fabrication; production scheduling; engineering
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2011 speech

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2011, September). Presented at the Texas A&M University.

By: R. Uzsoy

Event: Texas A&M University

Source: NC State University Libraries
Added: May 1, 2022

2011 speech

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2011, March). Presented at the Department of Computer Science and Industrial Engineering, Arizona State University.

By: R. Uzsoy

Event: Department of Computer Science and Industrial Engineering, Arizona State University

Source: NC State University Libraries
Added: May 1, 2022

2011 speech

Production Planning with Workload-Dependent Lead Times and Uncertain Demand

Uzsoy, R. (2011, December). Presented at the Graduate School of Management, University of California, Davis, California.

By: R. Uzsoy

Event: Graduate School of Management, University of California at Davis, California

Source: NC State University Libraries
Added: May 1, 2022

2011 article proceedings

Production planning for semiconductor manufacturing via simulation optimization

Presented at the 2011 Winter Simulation Conference - (WSC 2011).

By: J. Liu*, C. Li*, F. Yang*, H. Wan* & R. Uzsoy n

Event: 2011 Winter Simulation Conference - (WSC 2011)

TL;DR: The production planning problem is formulates as a simulation-based multi-objective optimization problem, and a genetic algorithm is adapted to search for a set of release plans that are near-Pareto optimal. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2011 journal article

Production planning with load-dependent lead times and safety stocks for a single product

International Journal of Planning and Scheduling, 1(1/2), 58.

By: A. Ravindran*, K. Kempf* & R. Uzsoy n

Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2011 chapter book

The Effects of Production Planning on the Dynamic Behavior of a Simple Supply Chain: An Experimental Study

By: S. Orcun* & R. Uzsoy n

TL;DR: The dynamic behavior of supply chains over time has been studied in the system dynamics literature for several decades, leading to a growing understanding of the effects of information and material delays on the behavior of these systems, including the bullwhip effect. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2011 journal article

The effect of shop floor continuous improvement programs on the lot size-cycle time relationship in a multi-product single-machine environment

INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 52(5-8), 669–681.

By: M. Godinho Filho* & R. Uzsoy n

author keywords: Lot size; Cycle time; Continuous improvement; System dynamics; Factory physics; Multi-product single-machine environment
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2011 article

Using a mathematical programming model to examine the marginal price of capacitated resources

Kefeli, A., Uzsoy, R., Fathi, Y., & Kay, M. (2011, May). INTERNATIONAL JOURNAL OF PRODUCTION ECONOMICS, Vol. 131, pp. 383–391.

By: A. Kefeli n, R. Uzsoy n, Y. Fathi n & M. Kay n

Contributors: A. Kefeli n, R. Uzsoy n, Y. Fathi n & M. Kay n

author keywords: Production planning; Linear programming; Clearing functions; Dual prices; Marginal prices
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 6, 2018

2010 conference paper

A Column Generation Approach for Multiple Product Dynamic Lot Sizing with Congestion

Kang, Y., & Uzsoy, R. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: Y. Kang & R. Uzsoy

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 conference paper

A Dantzig-Wolfe Decomposition Approach to Dual-Rich Production Planning Models

Kefeli, A., & Uzsoy, R. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: A. Kefeli & R. Uzsoy

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 journal article

An Exploratory Analysis of Two Iterative Linear Programming-Simulation Approaches for Production Planning

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 23(3), 442–455.

By: D. Irdem*, N. Kacar n & R. Uzsoy n

author keywords: Flow times; linear programming (LP); production planning; simulation
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2010 conference paper

Comparing Production Planning with Clearing Functions and Iterative Simulation-LP Algorithms

Kacar, N. B., & Uzsoy, R. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: N. Kacar & R. Uzsoy

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 conference paper

Estimating clearing functions from simulation data

Proceedings of the 2010 winter simulation conference, 1699–1710.

By: N. Kacar & R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2010 conference paper

Generating Problem Instances with Known Optima for Facility Location Problems: A Cautionary Tale

Jarugumilli, K., & Uzsoy, R. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: K. Jarugumilli & R. Uzsoy

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 article proceedings

Modelling the response of a public health department to infectious disease

Presented at the 2010 Winter Simulation Conference (WSC 2010).

By: T. Worth n, R. Uzsoy n, E. Samoff, A. Meyer*, J. Maillard* & A. Wendelboe

Event: 2010 Winter Simulation Conference (WSC 2010)

TL;DR: It is suggested that resource availability has significant impact on the progression of a disease outbreak, as do information delays at various stages of the process. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2010 conference paper

Multiobjective Combinatorial Optimization Model for Project Scheduling in the Tourism Sector

Gaytan, J., Uzsoy, R., & Viktorovna, N. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: J. Gaytan, R. Uzsoy & N. Viktorovna

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 chapter

Optimization Models of Production Planning Problems

In K. G. Kempf, P. Keskinocak, & R. Uzsoy (Eds.), Planning Production and Inventories in the Extended Enterprise (pp. 437–507).

By: H. Missbauer & R. Uzsoy*

Ed(s): K. Kempf, P. Keskinocak & R. Uzsoy*

TL;DR: This chapter reviews the basic formulations that have been the mainstay of academic research and industrial practice for the last five decades, assess their strengths and weaknesses, and discuss a number of interesting new directions that have emerged recently. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2010 book

Planning in the Extended Enterprise: A State of the Art Handbook

(Vol. 1). New York: Springer.

Reha Uzsoy

Ed(s): K. Kempf, P. Keskinocak & R. Uzsoy

Source: NC State University Libraries
Added: May 1, 2022

2010 conference paper

Planning of Work Releases and Safety Stocks with Forecast Evolution

Norouzi, A., & Uzsoy, R. (2010, June). Presented at the Industrial Engineering Research Conference, Cancun, Mexico.

By: A. Norouzi & R. Uzsoy

Event: Industrial Engineering Research Conference at Cancun, Mexico

Source: NC State University Libraries
Added: May 1, 2022

2010 conference paper

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2010, July). Keynote presented at the Turkish Operational Research Society Conference, Istanbul, Turkey.

By: R. Uzsoy

Event: Turkish Operational Research Society Conference at Istanbul, Turkey

Source: NC State University Libraries
Added: May 1, 2022

2010 conference paper

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2010, June). Keynote presented at the Workshop on Stochastic Modelling of Manufacturing Systems, Eindhoven University of Technology, Netherlands.

By: R. Uzsoy

Event: Workshop on Stochastic Modelling of Manufacturing Systems at Eindhoven University of Technology, Netherlands

Source: NC State University Libraries
Added: May 1, 2022

2010 speech

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2010, March). Presented at the IBM T. J. Watson Research Center.

By: R. Uzsoy

Event: IBM T. J. Watson Research Center

Source: NC State University Libraries
Added: May 1, 2022

2010 speech

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2010, September). Presented at the School of Industrial and Systems Engineering, Georgia Institute of Technology.

By: R. Uzsoy

Event: School of Industrial and Systems Engineering, Georgia Institute of Technology

Source: NC State University Libraries
Added: May 1, 2022

2009 journal article

A genetic algorithm for a single product network design model with lead time and safety stock considerations

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 197(2), 599–608.

By: K. Sourirajan*, L. Ozsen* & R. Uzsoy n

author keywords: Supply chain; Network design; Lead time; Safety stock; Genetic algorithm
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

An integrated production planning model with load-dependent lead-times and safety stocks

COMPUTERS & CHEMICAL ENGINEERING, 33(12), 2159–2163.

By: S. Orcun*, R. Uzsoy n & K. Kempf*

author keywords: Capacity planning; Clearing function; Safety stock; Load-dependent lead-times; Linear programming
TL;DR: This work introduces an iterative heuristic solution procedure that solves a relaxed LP approximation of the original NLP at each iteration to determine the lead-time profile to set safety-stock levels. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 conference paper

Comparison of Iterative Simulation-Optimization Algorithms for Production Planning of a Semiconductor Manufacturing Line

Irdem, D. F., Kacar, N. B., & Uzsoy, R. (2009, January). Presented at the INFORMS Computing Society Meeting, Charleston, SC.

By: D. Irdem, N. Kacar & R. Uzsoy

Event: INFORMS Computing Society Meeting at Charleston, SC

Source: NC State University Libraries
Added: May 1, 2022

2009 conference paper

Dual Prices in Multi-Product Production Planning Models with Congested Resources

Kefeli, A., Uzsoy, R., Fathi, Y., & Kay, M. (2009, January). Presented at the INFORMS Computing Society Meeting, Charleston, SC.

By: A. Kefeli, R. Uzsoy, Y. Fathi & M. Kay

Event: INFORMS Computing Society Meeting at Charleston, SC

Source: NC State University Libraries
Added: May 1, 2022

2009 journal article

Heuristics for capacity planning problems with congestion

Computers & Operations Research, 36(6), 1924–1934.

By: S. Kim* & R. Uzsoy n

author keywords: Capacity expansion; Queueing; Clearing functions; Lagrangian relaxation; Heuristics
TL;DR: Improved formulations for the problem of planning capacity acquisition and deletion over time when resources are subject to congestion are developed, motivated by a problem in the semiconductor industry. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries, Web Of Science
Added: August 6, 2018

2009 speech

Production Planning with Resources Subject to Congestion

Uzsoy, R. (2009, February). Presented at the Graduate School of Industrial Administration, Carnegie-Mellon University.

By: R. Uzsoy

Event: Graduate School of Industrial Administration, Carnegie-Mellon University

Source: NC State University Libraries
Added: May 1, 2022

2009 journal article

Production planning with resources subject to congestion

Naval Research Logistics, 56(2), 142–157.

By: J. Asmundsson*, R. Rardin*, C. Turkseven & R. Uzsoy n

author keywords: production planning; clearing functions; mathematical programming; congestion
TL;DR: A mathematical programming model for production planning in multiproduct, single stage systems that captures the nonlinear dependency between workload and lead times is developed and used to obtain a linear programming formulation and extend it to multistage systems. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries, Web Of Science
Added: August 6, 2018

2008 conference paper

An Experimental study of an iterative simulation-optimization algorithm for production planning

2008 Winter Simulation Conference, vols 1-5, 2176–2184.

By: D. Irdem, N. Kacar & R. Uzsoy

Source: NC State University Libraries
Added: August 6, 2018

2008 conference paper

An Integrated Production Planning Model with Load-Dependent Lead Times and Safety Stocks

Orcun, S., Kempf, K. G., & Uzsoy, R. (2008, June). Presented at the Foundations of Computer-Aided Process Operations, Cambridge, MA.

By: S. Orcun, K. Kempf & R. Uzsoy

Event: Foundations of Computer-Aided Process Operations at Cambridge, MA

Source: NC State University Libraries
Added: May 1, 2022

2008 conference paper

Combining System Dynamics and Factory Physics to Study the Effects of Continuous Improvement on the Operating Curve

Godinho Filho, M., & Uzsoy, R. (2008, May). Presented at the Industrial Engineering Research Conference, Vancouver, BC.

By: M. Godinho Filho & R. Uzsoy

Event: Industrial Engineering Research Conference at Vancouver, BC

Source: NC State University Libraries
Added: May 1, 2022

2008 journal article

Exact and heuristic procedures for capacity expansion problems with congestion

IIE TRANSACTIONS, 40(12), 1185–1197.

By: S. Kim* & R. Uzsoy n

author keywords: Capacity expansion; clearing functions; column generation; heuristics; branch and price
TL;DR: A column generation procedure that uses a previously developed pseudo-polynomial-time algorithm for the single-workcenter problem to generate new columns is proposed and is shown that this new procedure is able to solve problems that are significantly larger than those possible with previous methods. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

Heuristics for minimizing maximum lateness on a single machine with family-dependent set-up times

Computers & Operations Research, 35(6), 2018–2033.

By: R. Uzsoy* & J. Velásquez*

author keywords: scheduling; single machine; setup times; heuristics; dynamic programming
TL;DR: The problem of scheduling a single machine subject to family-dependent set-up times in order to minimize maximum lateness is addressed and a number of local improvement heuristics based on the work of previous researchers, a rolling horizon heuristic, and an incomplete dynamic programming heuristic are presented. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2008 journal article

Integrated planning of production and engineering process improvement

IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 21(3), 390–398.

By: S. Kim* & R. Uzsoy n

author keywords: capacity modeling; clearing functions; process improvement; production planning
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

Integrating a decomposition procedure with problem reduction for factory scheduling with disruptions: a simulation study

International Journal of Production Research, 46(21), 5883–5905.

By: A. Upasani* & R. Uzsoy*

author keywords: decomposition heuristics; job-shop scheduling; global schedules; rescheduling; semiconductor wafer fab scheduling; simulation
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2008 journal article

Learning effective dispatching rules for batch processor scheduling

International Journal of Production Research, 46(6), 1431–1454.

By: C. Geiger* & R. Uzsoy*

author keywords: dispatching rules; AI in manufacturing systems; batch scheduling; genetic algorithms
TL;DR: The autonomous learning approach is extended to automatically discover effective dispatching policies for several batch scheduling environments, and results show the competitiveness of the learned rules with existing rules for different performance measures. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2008 speech

New Directions in Production Planning: A Tutorial

Uzsoy, R. (2008, October). Presented at the XIV International Conference on Industrial Engineering and Operations Management, Rio de Janeiro, Brazil.

By: R. Uzsoy

Event: XIV International Conference on Industrial Engineering and Operations Management at Rio de Janeiro, Brazil

Source: NC State University Libraries
Added: May 1, 2022

2008 conference paper

Using a Mathematical Programming Model to Examine the Marginal Prices of Capacitated Resources

Kefeli, A., Uzsoy, R., Fathi, Y., & Kay, M. (2008, March 3). Presented at the 13th International Working Seminar on Production Economics, Innsbruck, Austria.

By: A. Kefeli, R. Uzsoy, Y. Fathi & M. Kay

Event: 13th International Working Seminar on Production Economics at Innsbruck, Austria on March 3-7, 2008

Source: NC State University Libraries
Added: May 1, 2022

2007 journal article

A genetic algorithm for minimizing maximum lateness on parallel identical batch processing machines with dynamic job arrivals and incompatible job families

Computers & Operations Research, 34(10), 3016–3028.

By: S. Malve & R. Uzsoy*

author keywords: batch processing machines; scheduling; genetic algorithms; heuristics
TL;DR: This work considers the problem of minimizing maximum lateness on parallel identical batch processing machines with dynamic job arrivals and proposes a family of iterative improvement heuristics based on previous work by Potts and Uzsoy and combines them with a genetic algorithm based on the random keys encoding of Bean. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2007 journal article

A single-product network design model with lead time and safety stock considerations

IIE Transactions, 39(5), 411–424.

By: K. Sourirajan*, L. Ozsen* & R. Uzsoy*

author keywords: location-inventory model; congestion; service level; Lagrangian relaxation
TL;DR: A Lagrangian heuristic is developed to obtain near-optimal solutions with reasonable computational requirements for large problem instances of a two-stage supply chain that replenishes a single product at retailers. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2007 article proceedings

Determining safety stocks in the presence of workload-dependent lead times

Presented at the 2007 Winter Simulation Conference.

By: S. Orcun*, S. Cetinkaya* & R. Uzsoy*

Event: 2007 Winter Simulation Conference

TL;DR: It is shown that even when extensive historical data is used, conventional approaches to setting safety stocks fail to provide the desired service level when lead times are load-dependent, and suggested directions for future research are suggested. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2007 journal article

Hybrid decomposition heuristics for solving large-scale scheduling problems in semiconductor wafer fabrication

Journal of Scheduling, 10(1), 41–65.

By: K. Sourirajan* & R. Uzsoy*

author keywords: job shop scheduling; maximum lateness; shifting bottleneck; vomputational evaluation
TL;DR: A rolling horizon (RH) heuristic is proposed that decomposes the shop into smaller subproblems that can be solved sequentially over time using a workcenter-based decomposition heuristic. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2007 journal article

Incorporating manufacturing lead times in joint production-marketing models: A review and some future directions

Annals of Operations Research, 161(1), 171–188.

By: A. Upasani* & R. Uzsoy n

author keywords: production/marketing interface; dynamic price and lead time quotation; load dependent lead time
TL;DR: A number of directions for future research are suggested that take advantage of recent developments in production planning models, as well as explicit modeling of feedback loops governing key parameters, which suggest a broader view of the problem. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Crossref, NC State University Libraries
Added: January 5, 2021

2007 journal article

Lagrangian heuristics for scheduling new product development projects in the pharmaceutical industry

Journal of Heuristics, 13(5), 403–433.

By: V. Varma*, R. Uzsoy*, J. Pekny* & G. Blau*

author keywords: resource constrained multi-project scheduling; dual block angular matrix; lagrangian dual; decomposition; integer programming
TL;DR: This work proposes a Lagrangian decomposition (LD) heuristic that exploits the special structure of pharmaceutical firms' new product development capabilities by efficiently allocating its analytical, clinical testing and manufacturing resources across various drug development projects. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2007 conference paper

Lead Time Based Heuristics for Integrated Production and Safety Stock Planning

Orcun, S., Uzsoy, R., & Kempf, K. G. (2007, July). Presented at the INFORMS International Meeting, Rio Mar, Puerto Rico.

By: S. Orcun, R. Uzsoy & K. Kempf

Event: INFORMS International Meeting at Rio Mar, Puerto Rico

Source: NC State University Libraries
Added: May 1, 2022

2007 conference paper

Multiproduct Network Design Model with Lead Time and Safety Stock Considerations

Sourirajan, K., Ozsen, L., & Uzsoy, R. (2007, July). Presented at the INFORMS International Meeting, Rio Mar, Puerto Rico.

By: K. Sourirajan, L. Ozsen & R. Uzsoy

Event: INFORMS International Meeting at Rio Mar, Puerto Rico

Source: NC State University Libraries
Added: May 1, 2022

2007 journal article

Outbound supply chain network design with mode selection and lead time considerations

Naval Research Logistics, 54(3), 282–300.

By: E. Eskigun*, R. Uzsoy*, P. Preckel*, G. Beaujon*, S. Krishnan & J. Tew*

author keywords: supply chain; network design; Lagrangian heuristic
TL;DR: A large-scale network design model for the outbound supply chain of an automotive company that considers transportation mode selection (road vs. rail) and explicitly models the relationship between lead times and the volume of flow through the nodes of the network is presented. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2007 journal article

Supply chain optimisation and protocol environment (SCOPE) for rapid prototyping and analysis of complex supply chains

Production Planning & Control, 18(5), 388–406.

By: S. Orcun*, J. Asmundsson*, R. Uzsoy*, J. Clement*, J. Pekny* & R. Rardin

author keywords: supply chain modelling; non-linear dynamics; agents; collaboration; capacitated systems; aggregate production planning
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2006 conference paper

A Common Modeling Framework for Transportation and Production Planning Problems with Congestion Phenomena

Kalafatas, G., Peeta, S., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: G. Kalafatas, S. Peeta & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

A Genetic Algorithm for a Single Product Network Design Model with Lead Time and Safety Stock Considerations

Sourirajan, K., Ozsen, L., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: K. Sourirajan, L. Ozsen & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

A Multi-Product Break-Bulk Network Design Model with Lead Time and Safety Stock Considerations

Sourirajan, K., Ozsen, L., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: K. Sourirajan, L. Ozsen & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 journal article

A Problem Reduction Approach for Scheduling Semiconductor Wafer Fabrication Facilities

IEEE Transactions on Semiconductor Manufacturing, 19(2), 216–225.

By: A. Upasani*, R. Uzsoy* & K. Sourirajan*

author keywords: empirical testing; heuristic decomposition; scheduling
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2006 speech

From Engineering the System to Engineering Information

Deshmukh, A., & Uzsoy, R. (2006, February). Presented at the Committee on the Next Decade in Industrial Engineering Workshop, Ann Arbor, MI.

By: A. Deshmukh & R. Uzsoy

Event: Committee on the Next Decade in Industrial Engineering Workshop at Ann Arbor, MI

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

Heuristics for Scheduling a Single Machine with Family Dependent Setup Times

Uzsoy, R., & Velasquez, J. D. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: R. Uzsoy & J. Velasquez

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

Integrated Production Planning and Pricing with Congestion-Prone Production Resources

Upasani, A., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: A. Upasani & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

Integrating Production Planning and Safety Stock Determination

Uzsoy, R., & Ravindran, A. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: R. Uzsoy & A. Ravindran

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

Juggling Tasks: Mine, Yours and Ours...

Mendez, L. I., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: L. Mendez & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 conference paper

Multiproduct Dynamic Lot Sizing with Work in Process and Congestion

Hwang, S., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: S. Hwang & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 journal article

Rapid Modeling and Discovery of Priority Dispatching Rules: An Autonomous Learning Approach

Journal of Scheduling, 9(1), 7–34.

By: C. Geiger*, R. Uzsoy* & H. Aytuğ*

author keywords: priority dispatching rules; single machine; rule discovery; genetic programming
TL;DR: An innovative approach is presented, which is capable of automatically discovering effective dispatching rules that are competitive with those in the literature, which are the results of decades of research. (via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2006 conference paper

Scheduling Engineering and Production Lots in Wafer Fabrication

Crist, K., & Uzsoy, R. (2006, November). Presented at the INFORMS National Meeting, Pittsburgh, PA.

By: K. Crist & R. Uzsoy

Event: INFORMS National Meeting at Pittsburgh, PA

Source: NC State University Libraries
Added: May 1, 2022

2006 journal article

Tractable Nonlinear Production Planning Models for Semiconductor Wafer Fabrication Facilities

IEEE Transactions on Semiconductor Manufacturing, 19(1), 95–111.

By: J. Asmundsson*, R. Rardin* & R. Uzsoy*

author keywords: cycle times; linear programming; production planning; wafer fabrication
TL;DR: A simulation study of a production planning model for multistage production inventory systems that reflects the nonlinear relationship between resource utilization and lead time and examines the sensitivity of the estimated clearing function to different dispatching algorithms, different demand patterns, and production planning techniques. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2006 article proceedings

Using System Dynamics Simulations to Compare Capacity Models for Production Planning

Presented at the 2006 Winter Simulation Conference.

By: S. Orcun*, R. Uzsoy* & K. Kempf*

Event: 2006 Winter Simulation Conference

TL;DR: System dynamics simulations of a simple capacitated production system are used to examine the performance of several different capacity models that yield load-dependent lead times, and relate these models to those used in system dynamics models of production systems. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2005 conference paper

A Dynamic Lot Sizing Model with Congestion

Uzsoy, R., & Hwang, S. (2005, October). Presented at the SIAM Conference on Mathematics for Industry, Detroit, MI.

By: R. Uzsoy & S. Hwang

Event: SIAM Conference on Mathematics for Industry at Detroit, MI

Source: NC State University Libraries
Added: May 1, 2022

2005 conference paper

Computational Comparison of Linear and Nonlinear Production Planning Formulations

Turkseven, C., & Uzsoy, R. (2005, November). Presented at the INFORMS National Meeting, San Francisco, CA.

By: C. Turkseven & R. Uzsoy

Event: INFORMS National Meeting at San Francisco, CA

Source: NC State University Libraries
Added: May 1, 2022

2005 speech

E-business in the Supply Chain: Past, Present and Future

Uzsoy, R. (2005, December). Presented at the Workshop on the Frontiers of E-Business, General Motors India Science Laboratory, Bangalore, India.

By: R. Uzsoy

Event: Workshop on the Frontiers of E-Business at General Motors India Science Laboratory, Bangalore, India

Source: NC State University Libraries
Added: May 1, 2022

2005 journal article

Executing production schedules in the face of uncertainties: A review and some future directions

European Journal of Operational Research, 161(1), 86–110.

By: H. Aytug*, M. Lawley*, K. McKay*, S. Mohan & R. Uzsoy*

author keywords: production scheduling; rescheduling; structural control
TL;DR: The literature on executing production schedules in the presence of unforeseen disruptions on the shop floor is reviewed, and a taxonomy of the different types of uncertainty faced by scheduling algorithms is provided. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2005 journal article

Implementing global factory schedules in the face of stochastic disruptions

International Journal of Production Research, 43(4), 793–818.

By: A. Barua*, N. Raghavan, A. Upasani* & R. Uzsoy **

author keywords: decomposition heuristics; rescheduling; global schedules; semiconductor manufacturing; dispatching; simmulation
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2005 speech

Modeling Capacity in Optimization Models for Production Planning: A Review and Some New Developments

Uzsoy, R. (2005, April). Presented at the INFORMS Practitioners Conference, Palm Springs, CA.

By: R. Uzsoy

Event: INFORMS Practitioners Conference at Palm Springs, CA

Source: NC State University Libraries
Added: May 1, 2022

2005 speech

Modelling Capacity in Production and Supply Chain Planning

Uzsoy, R. (2005, April). Presented at the North Carolina State University, Raleigh, NC.

By: R. Uzsoy

Event: North Carolina State University at Raleigh, NC

Source: NC State University Libraries
Added: May 1, 2022

2005 speech

Nonlinear Models for Production Planning in Capacitated Production-Inventory Systems

Uzsoy, R. (2005, June). Presented at the Intel Corporation, Chandler, AZ.

By: R. Uzsoy

Event: Intel Corporation at Chandler, AZ

Source: NC State University Libraries
Added: May 1, 2022

2005 journal article

Outbound supply chain network design with mode selection, lead times and capacitated vehicle distribution centers

European Journal of Operational Research, 165(1), 182–206.

By: E. Eskigun*, R. Uzsoy*, P. Preckel*, G. Beaujon*, S. Krishnan & J. Tew*

author keywords: supply chain; network design; Lagrangian heuristic; capacitated distribution centers
TL;DR: A Lagrangian heuristic is presented that gives excellent solution quality in reasonable computational time and is applied to the design of an outbound supply chain network considering lead times, location of distribution facilities and choice of transportation mode. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2005 journal article

Short-term capacity allocation problem with tool and setup constraints

Naval Research Logistics, 52(8), 754–764.

By: E. Akçalı*, A. Üngör* & R. Uzsoy*

author keywords: network flows; degree constraints; approximation algorithms; heuristics; capacity allocation; semiconductor manufacturing
TL;DR: This work forms this problem as a degree-constrained network flow problem on a bipartite graph, shows that the problem is NP-hard, and proposes constant factor approximation algorithms for the problem. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: February 24, 2020

2005 chapter

Supply Chain Management and Health-Care Delivery: Pursuing a Systems-Level Understanding

In P. P. Reid, W. D. Compton, J. H. Grossman, & G. Fanjiang (Eds.), Building a Better Delivery System: A New Engineering/Health Care Partnership. National Academies of Engineering.

By: R. Uzsoy

Ed(s): P. Reid, W. Compton, J. Grossman & G. Fanjiang

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Center of Excellence in Competitive Global Logistics

Uzsoy, R. (2004, May). Presented at the Advanced Manufacturing Summit, Purdue University.

By: R. Uzsoy

Event: Advanced Manufacturing Summit, Purdue University

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Modelling Capacity in Production and Supply Chain Planning

Uzsoy, R. (2004, July). Presented at the Department of Industrial Engineering and Engineering Management, Hong Kong University of Science and Technology.

By: R. Uzsoy

Event: Department of Industrial Engineering and Engineering Management, Hong Kong University of Science and Technology

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Modelling Capacity in Production and Supply Chain Planning

Uzsoy, R. (2004, April). Presented at the Department of Industrial Engineering and Management Science, Northwestern University, Evanston, Illinois.

By: R. Uzsoy

Event: Department of Industrial Engineering and Management Science, Northwestern University at Evanston, Illinois

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Modelling Capacity in Production and Supply Chain Planning

Uzsoy, R. (2004, March). Presented at the Department of Industrial and Manufacturing Systems Engineering, Pennsylvania State University.

By: R. Uzsoy

Event: Department of Industrial and Manufacturing Systems Engineering, Pennsylvania State University

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Supply Chain Survival Strategies: Eat or Be Eaten

Uzsoy, R. (2004, September). Presented at the Lafayette Business Growth Network, Lafayette, IN.

By: R. Uzsoy

Event: Lafayette Business Growth Network at Lafayette, IN

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Transportation, Distribution and Logistics in Indiana

Uzsoy, R. (2004, September). Presented at the 2nd Annual Indiana 21st Century Logistics Summit, Indianapolis, IN.

By: R. Uzsoy

Event: 2nd Annual Indiana 21st Century Logistics Summit at Indianapolis, IN

Source: NC State University Libraries
Added: May 1, 2022

2004 speech

Transportation, Distribution and Logistics in Indiana

Uzsoy, R. (2004, April). Presented at the Indianapolis Chamber of Commerce.

By: R. Uzsoy

Event: Indianapolis Chamber of Commerce

Source: NC State University Libraries
Added: May 1, 2022

2003 speech

Capacity Modelling in Production and Supply Chain Planning

Asmundsson, J., & Uzsoy, R. (2003, January). Presented at the Workshop on Transport Equations in Supply Chains, Transport and Biology, Arizona State University.

By: J. Asmundsson & R. Uzsoy

Event: Workshop on Transport Equations in Supply Chains, Transport and Biology at Arizona State University

Source: NC State University Libraries
Added: May 1, 2022

2003 journal article

Measures of subproblem criticality in decomposition algorithms for shop scheduling

International Journal of Production Research, 41(5), 865–882.

By: H. Aytug*, K. Kempf* & R. Uzsoy*

TL;DR: New measures of subproblem criticality are proposed and it is shown that several of these provide solutions comparable in quality with those obtained from previous work in substantially less central processing unit time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2003 speech

Modelling in Production and Supply Chain Planning: History and a New Approach

Asmundsson, J., & Uzsoy, R. (2003, February). Presented at the Workshop on Supply Chain Management, University of Florida, Gainesville, FL.

By: J. Asmundsson & R. Uzsoy

Event: Workshop on Supply Chain Management at University of Florida, Gainesville, FL

Source: NC State University Libraries
Added: May 1, 2022

2003 journal article

Observations on the interactions among deadlock avoidance policies and dispatching rules in automated manufacturing systems

International Journal of Production Research, 41(1), 81–95.

By: H. Aytug*, A. Barua*, M. Lawley* & R. Uzsoy*

TL;DR: Two major findings are that the positive effects of intelligent dispatching are highly influenced by the flexibility of the deadlock avoidance policy, and that a naÿve dispatching rule can sometimes achieve better system performance under an inflexible deadlockavoidance policy. (via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2003 speech

Supply Chain Management: Pursuing a System-Level Understanding

Uzsoy, R. (2003, March). Presented at the Workshop on Engineering the Health Care System, National Academy of Engineering, Washington, DC.

By: R. Uzsoy

Event: Workshop on Engineering the Health Care System at National Academy of Engineering, Washington, DC

Source: NC State University Libraries
Added: May 1, 2022

2003 conference paper

Supply Chain Optimization and Protocol Environment (SCOPE) for Rapid Prototyping of Supply Chains

Proceedings of the Conference on Industrial Engineering and Production Management. Presented at the Conference on Industrial Engineering and Production Management, Porto, Portugal.

By: S. Orcun, J. Asmundsson, J. Pekny, R. Rardin & R. Uzsoy

Event: Conference on Industrial Engineering and Production Management at Porto, Portugal

Source: NC State University Libraries
Added: May 1, 2022

2002 journal article

A genetic algorithm to minimize maximum lateness on a batch processing machine

Computers & Operations Research, 29(12), 1621–1640.

By: C. Wang & R. Uzsoy*

author keywords: scheduling; batch processing machines; dynamic programming; heuristics; genetic algorithms
TL;DR: This work adapts a dynamic programming algorithm from the literature to determine whether a due-date feasible batching exists for a given job sequence, and combines this algorithm with a random keys encoding scheme to develop a genetic algorithm for this problem. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2002 article proceedings

Alternative loading and dispatching policies for furnace operations in semiconductor manufacturing: a comparison by simulation

Presented at the WSC 2000, Winter Simulation Conference.

By: E. Akcali*, R. Uzsoy*, D. Hiscock*, A. Moser* & T. Teyner*

Event: WSC 2000, Winter Simulation Conference

TL;DR: The production volume of a product should be considered in setting the minimum number of lots needed to start a batch and it is suggested that the diffusion flow time for a low volume product can be reduced by releasing the product in batches or bySetting the minimum batch size such that the work-in-process of the product can been moved faster. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2002 speech

Capacity and Congestion in Modelling Supply Chains

Uzsoy, R. (2002, February). Presented at the NSF Workshop on Supply Chain Management and E-Commerce, University of Florida, Gainesville, FL.

By: R. Uzsoy

Event: NSF Workshop on Supply Chain Management and E-Commerce at University of Florida, Gainesville, FL

Source: NC State University Libraries
Added: May 1, 2022

2002 speech

Compact Nonlinear Capacity Models for Supply Chain Planning

Asmundsson, J., Rardin, R. L., & Uzsoy, R. (2002, July). Presented at the United Technologies Research Center.

By: J. Asmundsson, R. Rardin & R. Uzsoy

Event: United Technologies Research Center

Source: NC State University Libraries
Added: May 1, 2022

2002 conference paper

Executing Production Schedules in the Face of Uncertainties

Aytug, H., Lawley, M. A., McKay, K. N., Mohan, S., & Uzsoy, R. (2002, November). Presented at the INFORMS National Meeting, San Jose, CA.

By: H. Aytug, M. Lawley, K. McKay, S. Mohan & R. Uzsoy

Event: INFORMS National Meeting at San Jose, CA

Source: NC State University Libraries
Added: May 1, 2022

2002 speech

Modeling Capacity in Production and Supply Chain Planning

Asmundsson, J., Rardin, R. L., & Uzsoy, R. (2002, December). Presented at the General Motors Research Laboratories, Warren, MI.

By: J. Asmundsson, R. Rardin & R. Uzsoy

Event: General Motors Research Laboratories at Warren, MI

Source: NC State University Libraries
Added: May 1, 2022

2002 speech

Modeling Cpacity in Production and Supply Chain Planning

Asmundsson, J. M., & Uzsoy, R. (2002, November). Presented at the INFORMS National Meeting, San Jose, CA.

By: J. Asmundsson & R. Uzsoy

Event: INFORMS National Meeting at San Jose, CA

Source: NC State University Libraries
Added: May 1, 2022

2002 speech

SCOPE for Rapid Prototyping of Complex Supply Chains

Orcun, S., Pekny, J., Asmundsson, J., & Uzsoy, R. (2002, September). Presented at the American Institute of Chemical Engineers, Indianapolis, IN.

By: S. Orcun, J. Pekny, J. Asmundsson & R. Uzsoy

Event: American Institute of Chemical Engineers at Indianapolis, IN

Source: NC State University Libraries
Added: May 1, 2022

2002 speech

Supply Chain Management: History and Trends

Uzsoy, R. (2002, November). Presented at the Lafeyette New Economy Network, Ivy Tech Community College, Lafayette, IN.

By: R. Uzsoy

Event: Lafeyette New Economy Network, Ivy Tech Community College at Lafayette, IN

Source: NC State University Libraries
Added: May 1, 2022

2001 journal article

A decision support system for spare parts management in a wafer fabrication facility

IEEE Transactions on Semiconductor Manufacturing, 14(1), 76–78.

By: E. Akcalt*, M. Davis*, R. Hamlin*, T. McCullough*, T. Teyner* & R. Uzsoy*

Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2001 chapter

Advanced Planning and Scheduling for Manufacturing

In G. Salvendy (Ed.), Handbook of Industrial Engineering. John Wiley.

By: K. Musselman & R. Uzsoy

Ed(s): G. Salvendy

Source: NC State University Libraries
Added: May 1, 2022

2001 speech

Compact Nonlinear Capacity Models for Supply Chains

Asmundsson, J., Orcun, S., Rardin, R. L., & Uzsoy, R. (2001, February). Presented at the Research Conference on Management in the Information Economy, Anderson School of Business, University of California-Los Angeles.

By: J. Asmundsson, S. Orcun, R. Rardin & R. Uzsoy

Event: Research Conference on Management in the Information Economy at Anderson School of Business, University of California-Los Angeles

Source: NC State University Libraries
Added: May 1, 2022

2001 journal article

Cycle-time improvements for photolithography process in semiconductor manufacturing

IEEE Transactions on Semiconductor Manufacturing, 14(1), 48–56.

By: E. Akcalt*, K. Nemoto* & R. Uzsoy*

author keywords: cycle time; dispatching; machine dedication; photolithography; shop-floor control
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2001 conference paper

Executing Production Schedules In The Face Of Uncertainties: A Brief Review And Some Future Directions

Proceedings of the Conference on Industrial Engineering and Production Management. Presented at the Conference on Industrial Engineering and Production Management, Quebec City, Quebec, Canada.

By: H. Aytug, M. Lawley, S. Mohan & R. Uzsoy

Event: Conference on Industrial Engineering and Production Management at Quebec City, Quebec, Canada

Source: NC State University Libraries
Added: May 1, 2022

2001 journal article

Experimental Evaluation of Heuristic Optimization Algorithms: A Tutorial

Journal of Heuristics, 7(3), 261–304.

By: R. Rardin* & R. Uzsoy*

author keywords: heuristic optimization; computational experiments
TL;DR: The methodological issues that must be confronted by researchers undertaking experimental evaluations of heuristics, including experimental design, sources of test instances, measures of algorithmic performance, analysis of results, and presentation in papers and talks are highlighted. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2001 journal article

Finite-capacity production planning algorithms for a semiconductor wafer fabrication facility

International Journal of Production Research, 39(5), 825–842.

By: K. Horiguchi, N. Raghavan, R. Uzsoy* & S. Venkateswaran

Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2001 speech

From Finite Capacity to Supply Chain Management

Uzsoy, R. (2001, December). Presented at the School of Industrial and Operations Engineering, University of Michigan.

By: R. Uzsoy

Event: School of Industrial and Operations Engineering, University of Michigan

Source: NC State University Libraries
Added: May 1, 2022

2000 conference paper

A Sequential Solution Methodology for Capacity Allocation and Lot Scheduling Problems at Photolithography

Proceedings of the 26th International Electronics Manufacturing Technology Symposium. Presented at the 26th International Electronics Manufacturing Technology Symposium, Santa Clara, CA.

By: E. Akcali & R. Uzsoy

Event: 26th International Electronics Manufacturing Technology Symposium at Santa Clara, CA

Source: NC State University Libraries
Added: May 1, 2022

2000 book review

A review of: “Deterministic scheduling theory” R. Gary Parker Chapman and Hall, London 1995, Hardback, 290 pages, ISBN (HB) 0-412-99681-2

[Review of Deterministic scheduling theory, by R. G. Parker]. IIE Transactions, 32(8), 767–768.

Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2000 book review

A review of: “Operations scheduling with applications in manufacturing and services”M. Pinedo and X. Chao McGraw-Hill, New York 1999, 310 pages, ISBN 0-07-289779-1

[Review of Operations scheduling with applications in manufacturing and services, by M. Pinedo & X. Chao]. IIE Transactions, 32(8), 768–770.

By: R. Uzsoy*

Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2000 journal article

Decomposition methods for reentrant flow shops with sequence-dependent setup times

Journal of Scheduling, 3(3), 155–177.

By: E. Demirkol* & R. Uzsoy*

TL;DR: This work considers the problem of scheduling a reentrant flow shop with sequence-dependent setup times to minimize maximum lateness and proposes an enhanced DM which gives promising results for these difficult scheduling problems. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2000 journal article

Evaluation and comparison of production schedules

Computers in Industry, 42(2-3), 203–220.

By: K. Kempf*, R. Uzsoy*, S. Smith* & K. Gary*

author keywords: production schedule; real-world factories; design and implementation
TL;DR: A number of different considerations that must be taken into account when assessing the quality of a schedule are described, and their implications for the design and implementation of scheduling systems are discussed. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2000 journal article

Integrating Interval Estimates of Global Optima and Local Search Methods for Combinatorial Optimization Problems

Journal of Heuristics, 6(4), 481–500.

By: I. Ovacik*, S. Rajagopalan* & R. Uzsoy*

author keywords: programming; heuristic; analysis of algorithms; suboptimal algorithms; sequencing; deterministic; single machine
TL;DR: This paper presents a method for combining statistical optimum prediction techniques with local search methods such as simulated annealing and tabu search and illustrates the approach on a single machine scheduling problem. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2000 conference paper

Integrating Machine Learning and Decomposition Heuristics for Complex Factory Scheduling Problems

Proceedings of the NSF Design and Manufacturing Conference. Presented at the NSF Design and Manufacturing Conference, Vancouver, BC, Canada.

By: H. Aytug, K. Kempf & R. Uzsoy

Event: NSF Design and Manufacturing Conference at Vancouver, BC, Canada

Source: NC State University Libraries
Added: May 1, 2022

2000 journal article

Performance of decomposition procedures for job shop scheduling problems with bottleneck machines

International Journal of Production Research, 38(6), 1271–1286.

By: R. Uzsoy* & C. Wang

TL;DR: This paper examines the performance of several variants of SB, some of which can be interpreted as naive implementations of the TOC approach to scheduling and shows that both the solution time and quality of SB methods improve markedly when bottleneck workcentres are present. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

2000 journal article

Quantifying the benefits of cycle time reduction in semiconductor wafer fabrication

IEEE Transactions on Electronics Packaging Manufacturing, 23(1), 39–47.

By: K. Nemoto*, E. Akcali* & R. Uzsoy*

author keywords: cycle time; economics; simulation; wafer fabrication
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

2000 conference paper

Supply Chain Design for Firms with Product Recovery

Proceedings of the NSF Design and Manufacturing Conference. Presented at the NSF Design and Manufacturing Conference, Vancouver, BC, Canada.

By: E. Eskigun, P. Preckel & R. Uzsoy

Event: NSF Design and Manufacturing Conference at Vancouver, BC, Canada

Source: NC State University Libraries
Added: May 1, 2022

2000 speech

Trends and Issues in Extended Enterprise Systems

Uzsoy, R. (2000, October). Presented at the CETYS University, Mexicali, Mexico.

By: R. Uzsoy

Event: CETYS University at Mexicali, Mexico

Source: NC State University Libraries
Added: May 1, 2022

1999 conference paper

A Fast Approximation Algorithm for Cycle Time Estimation in Wafer Fabrication Facilities

Proceedings of the 8th Industrial Engineering Research Conference. Presented at the 8th Industrial Engineering Research Conference, Phoenix, AZ.

By: K. Horiguchi, R. Uzsoy & S. Venkateswaran

Event: 8th Industrial Engineering Research Conference at Phoenix, AZ

Source: NC State University Libraries
Added: May 1, 2022

1999 speech

A Scheduling Architecture for Semiconductor Manufacturing

Aytug, H., & Uzsoy, R. (1999, November). Presented at the Intel Corporation, Chandler, AZ.

By: H. Aytug & R. Uzsoy

Event: Intel Corporation at Chandler, AZ

Source: NC State University Libraries
Added: May 1, 2022

1999 book review

A review of: “The Planning and Scheduling of Production Systems” Edited by A. Arbita and S.E. Elmaghraby Chapman and Hall, 1997, 367 pages, ISBN 0-412-61020-5

[Review of Planning and Scheduling of Production Systems, by A. Artiba & S. E. Elmaghraby]. IIE Transactions, 31(2), 190–193.

By: R. Uzsoy*

Sources: NC State University Libraries, NC State University Libraries
Added: February 26, 2022

1999 speech

Current and Future Trends and Scheduling Semiconductor Manufacturing Systems

Uzsoy, R. (1999, March). Presented at the Applied Materials Scheduling Summit, Applied Materials, San Jose, CA.

By: R. Uzsoy

Event: Applied Materials Scheduling Summit, Applied Materials at San Jose, CA

Source: NC State University Libraries
Added: May 1, 2022

1999 journal article

Media Streams Scheduling for Synchronization in Distributed Multimedia Systems

Journal of Parallel and Distributed Computing, 56(3), 272–295.

By: M. Woo*, R. Uzsoy* & A. Ghafoor*

author keywords: distributed multimedia systems; multimedia documents; synchronization; heterogeneous channel systems; transmission scheduling; heuristic algorithms
TL;DR: This paper proposes two heuristic algorithms with time complexity ofO(nlogn+nm), wherenis the number of data units to be scheduled andmthe number of channels available, and develops an enumerative algorithm to obtain the exact solutions. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1999 journal article

Minimizing makespan on a single batch processing machine with dynamic job arrivals

International Journal of Production Research, 37(1), 219–236.

By: C. Lee & R. Uzsoy

TL;DR: This work considers the problem of minimizing makespan Cmax on a single batch processing machine in the presence of dynamic job arrivals and presents polynomial and pseudopolynomial-time algorithms for several special cases, develop efficient heuristics for the general problem and evaluate their performance through extensive computational experiments. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1999 journal article

Optimal disassembly configurations for single and multiple products

Journal of Manufacturing Systems, 18(5), 311–322.

By: A. Meacham*, R. Uzsoy* & U. Venkatadri*

author keywords: disassembly planning; column generation; environmentally conscious manufacturing
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1999 journal article

Predictable scheduling of a single machine subject to breakdowns

International Journal of Computer Integrated Manufacturing, 12(1), 15–38.

By: S. Mehta & R. Uzsoy

TL;DR: A predictable scheduling approach is presented, where the predictive schedule is built with such objectives and the effects of disruptions on planned activities are measured by the difference between planned and realized job completion times. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1999 journal article

Predictable scheduling of a single machine with breakdowns and sensitive jobs

International Journal of Production Research, 37(18), 4217–4233.

By: R. O'Donovan, R. Uzsoy* & K. McKay

Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1999 chapter

Production Engineering

In McGraw-Hill Encyclopedia of Science and Technology. McGraw-Hill.

By: R. Uzsoy

Source: NC State University Libraries
Added: May 1, 2022

1998 speech

A Senior Design Course with Industrial Experience

Uzsoy, R. (1998, April). Presented at the Central Indiana Chapter, Institute of Industrial Engineers.

By: R. Uzsoy

Event: Central Indiana Chapter, Institute of Industrial Engineers

Source: NC State University Libraries
Added: May 1, 2022

1998 journal article

A capacity allocation problem with integer side constraints

European Journal of Operational Research, 109(1), 170–182.

By: L. Toktay* & R. Uzsoy*

author keywords: scheduling; network flows; semiconductor manufacturing
TL;DR: Focusing on the objectives of maximizing throughput and minimizing deviation from predetermined production goals, the problem is formulated as a maximum flow problem on a bipartite network with integer side constraints and efficient heuristics which obtain near-optimal solutions in negligible computation time are developed. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1998 journal article

Benchmarks for shop scheduling problems

European Journal of Operational Research, 109(1), 137–141.

By: E. Demirkol*, S. Mehta* & R. Uzsoy*

author keywords: combinatorial optimization; scheduling; benchmarks
TL;DR: This paper presents extensive sets of randomly generated test problems for the problems of minimizing makespan (Cmax) and maximum lateness (Lmax) in flow shops and job shops. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 journal article

Control of a batch-processing machine: A computational approach

International Journal of Production Research, 36(11), 3167–3181.

By: A. Avramidis, K. Healy & R. Uzsoy*

TL;DR: A batch-processing machine subject to uncertain (Poisson) job arrivals is considered and computational procedures to minimize the expected long-run-average number of jobs in the system under a particular family of control policies are developed. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 conference paper

Decomposition Procedures for Scheduling Complex Job Shops

Proceedings of the Sixth International Workshop on Project Management and Scheduling. Presented at the Sixth International Workshop on Project Management and Scheduling.

By: E. Demirkol, R. Uzsoy & C. Wang

Event: Sixth International Workshop on Project Management and Scheduling

Source: NC State University Libraries
Added: May 1, 2022

1998 conference paper

Effects of epitaxial silicon technology on the manufacturing performance of wafer fabrication lines

Twenty Third IEEE/CPMT International Electronics Manufacturing Technology Symposium (Cat. No.98CH36205). Presented at the Twenty Third IEEE/CPMT International Electronics Manufacturing Technology Symposium. 1998 IEMT Symposium.

By: J. Hughes*, G. Neudeck* & R. Uzsoy*

Event: Twenty Third IEEE/CPMT International Electronics Manufacturing Technology Symposium. 1998 IEMT Symposium on October 19-21, 1998

Sources: Crossref, NC State University Libraries
Added: March 26, 2022

1998 conference paper

Empirical Evaluation of Heuristics: A Tutorial

Rardin, R. L., & Uzsoy, R. (1998, April). Presented at the INFORMS National Meeting, Montreal, Canada.

By: R. Rardin & R. Uzsoy

Event: INFORMS National Meeting at Montreal, Canada

Source: NC State University Libraries
Added: May 1, 2022

1998 speech

Maintenance Management Problems in a Semiconductor Wafer Fabrication Facility

Uzsoy, R. (1998, November). Presented at the Department of Industrial Engineering, Texas A&M University.

By: R. Uzsoy

Event: Department of Industrial Engineering, Texas A&M University

Source: NC State University Libraries
Added: May 1, 2022

1998 journal article

Maintenance scheduling and staffing policies in a wafer fabrication facility

IEEE Transactions on Semiconductor Manufacturing, 11(2), 316–323.

By: S. Mosley*, T. Teyner & R. Uzsoy*

author keywords: maintenance management; scheduling; staffing; wafer fabrication
TL;DR: Results indicate that the choice of maintenance scheduling policy can significantly affect system performance under restrictive staffing-levels, and factory performance is shown to be sensitive to small changes in staffing level. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 speech

Management of Spare Parts Inventories in a Wafer Fabrication Facility

Teyner, T., & Uzsoy, R. (1998, May). Presented at the Harris Semiconductor, Melbourne, FL.

By: T. Teyner & R. Uzsoy

Event: Harris Semiconductor at Melbourne, FL

Source: NC State University Libraries
Added: May 1, 2022

1998 journal article

Minimizing total tardiness on a batch processing machine with incompatible job families

IIE Transactions, 30(2), 165–178.

By: S. Mehta* & R. Uzsoy*

TL;DR: A dynamic programming algorithm is presented which has polynomial time complexity when the number of job families and the batch machine capacity are fixed and which can provide near optimal solutions in a reasonable amount of computation time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 speech

Predictable Scheduling of Job Shops Subject To Machine Breakdowns

Uzsoy, R., & Mehta, S. V. (1998, March). Presented at the School of Chemical Engineering, Purdue University.

By: R. Uzsoy & S. Mehta

Event: School of Chemical Engineering, Purdue University

Source: NC State University Libraries
Added: May 1, 2022

1998 conference paper

Predictable Scheduling of a Single Machine with Breakdowns and Sensitive Jobs

O’Donovan, R., McKay, K. N., & Uzsoy, R. (1998, April). Presented at the INFORMS National Meeting, Montreal, Canada.

By: R. O’Donovan, K. McKay & R. Uzsoy

Event: INFORMS National Meeting at Montreal, Canada

Source: NC State University Libraries
Added: May 1, 2022

1998 journal article

Predictable scheduling of a job shop subject to breakdowns

IEEE Transactions on Robotics and Automation, 14(3), 365–378.

By: S. Mehta* & R. Uzsoy*

author keywords: job shop; predictable scheduling; rescheduling; scheduling; uncertainties
TL;DR: The approach to minimizing maximum lateness in a job shop environment with random machine breakdowns is applied, and it provides high predictability with minor sacrifices in shop performance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 journal article

Scheduling a single batch processing machine with secondary resource constraints

Journal of Manufacturing Systems, 17(1), 37–51.

By: K. Kempf*, R. Uzsoy* & C. Wang*

author keywords: scheduling; semiconductor manufacturing; batch processing machines; heuristics
TL;DR: This paper studies the problems of minimizing total completion time and makespan on a single batch processing machine with job families and secondary resource constraints, and shows that the heuristics are capable of consistently obtaining good solutions in modest CPU times. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1998 journal article

Supply Chain Management for Companies with Product Recovery and Remanufacturing Capability

International Journal of Environmentally Conscious Design and Manufacturing, 7, 59–72.

By: R. Uzsoy & G. Venkatachalam

Source: NC State University Libraries
Added: May 1, 2022

1997 journal article

A Computational Study of Shifting Bottleneck Procedures for Shop Scheduling Problems

Journal of Heuristics, 3(2), 111–137.

By: E. Demirkol*, S. Mehta* & R. Uzsoy*

TL;DR: The performance of Shifting Bottleneck heuristics for shop scheduling problems where the performance measure to be minimized is makespan (Cmax) or maximum lateness (Lmax) is examined. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1997 journal article

A Tabu search approach to scheduling an automated wet etch station

Journal of Manufacturing Systems, 16(2), 102–116.

By: C. Geiger*, K. Kempf* & R. Uzsoy*

author keywords: scheduling; semiconductor manufacturing; heuristics; flow Shop; robotic workcells
Sources: Crossref, NC State University Libraries
Added: March 5, 2022

1997 journal article

Alternative facility layouts for semiconductor wafer fabrication facilities

IEEE Transactions on Components, Packaging, and Manufacturing Technology: Part C, 20(2), 152–163.

By: C. Geiger*, R. Hase*, C. Takoudis* & R. Uzsoy*

Sources: Crossref, NC State University Libraries
Added: March 6, 2022

1997 conference paper

Decomposition Methods for Scheduling Complex Job Shops

Demirkol, E., & Uzsoy, R. (1997, October). Presented at the INFORMS National Meeting, Atlanta, GA.

By: E. Demirkol & R. Uzsoy

Event: INFORMS National Meeting at Atlanta, GA

Source: NC State University Libraries
Added: May 1, 2022

1997 conference paper

Decomposition procedures for global scheduling of complex job shops

Twenty First IEEE/CPMT International Electronics Manufacturing Technology Symposium Proceedings 1997 IEMT Symposium. Presented at the Twenty First IEEE/CPMT International Electronics Manufacturing Technology Symposium 1997 IEMT Symposium.

By: R. Uzsoy* & C. Wang*

Event: Twenty First IEEE/CPMT International Electronics Manufacturing Technology Symposium 1997 IEMT Symposium

TL;DR: A prototype decomposition procedure which uses global information on shop status to develop improved schedules for wafer fabrication facilities and yields significantly better schedules in reasonable CPU times is described. (via Semantic Scholar)
UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Sources: Crossref, NC State University Libraries
Added: March 26, 2022

1997 speech

Disassembly Configurations and Supply Chain Management for Companies with Product Recovery and Remanufacturing

Uzsoy, R. (1997, September). Presented at the Xerox Corporation, East Rochester, NY.

By: R. Uzsoy

Event: Xerox Corporation at East Rochester, NY

Source: NC State University Libraries
Added: May 1, 2022

1997 speech

Dispatching and Maintenance Management in a Wafer Fab Operating Under Theory of Constraints

Teyner, T., & Uzsoy, R. (1997, January). Presented at the Harris Semiconductor, Melbourne, FL.

By: T. Teyner & R. Uzsoy

Event: Harris Semiconductor at Melbourne, FL

Source: NC State University Libraries
Added: May 1, 2022

1997 journal article

Focusing Maintenance Improvement Efforts in a Wafer Fabrication Facility Operating Under Theory of Constraints

Production and Inventory Management, (Fourth Quarter), 51–57.

By: D. Kayton, T. Teyner, C. Schwartz & R. Uzsoy

Source: NC State University Libraries
Added: May 1, 2022

1997 journal article

MINIMIZING TOTAL WEIGHTED COMPLETION TIME ON A SINGLE BATCH PROCESSING MACHINE

Production and Operations Management, 6(1), 57–73.

By: R. Uzsoy* & Y. Yang*

TL;DR: A branch and bound algorithm is presented to obtain optimal solutions and a number of heuristics are developed that consistently generate high-quality solutions in modest CPU times. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries
Added: March 19, 2022

1997 conference paper