Edward P. Fitts Department of Industrial & Systems Engineering

Works Published in 2015

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Displaying works 101 - 120 of 143 in total

Sorted by most recent date added to the index first, which may not be the same as publication date order.

2015 journal article

Multi-material 3D Models for Temporal Bone Surgical Simulation

ANNALS OF OTOLOGY RHINOLOGY AND LARYNGOLOGY, 124(7), 528–536.

By: A. Rose *, J. Kimbell *, C. Webster n, O. Harrysson n , E. Formeister * & C. Buchman*

author keywords: ear; safety; simulation; training; surgical education; surgical simulation; temporal bone; temporal bone simulation; 3D printed; 3D printing
MeSH headings : Adolescent; Adult; Cadaver; Child; Child, Preschool; Computer Simulation; Education, Medical / methods; Humans; Imaging, Three-Dimensional; Models, Anatomic; Otologic Surgical Procedures / education; Otologic Surgical Procedures / methods; Reproducibility of Results; Temporal Bone / diagnostic imaging; Temporal Bone / surgery; Tomography, X-Ray Computed; Young Adult
TL;DR: Simulated temporal bones created by this process have potential benefit in surgical training, preoperative simulation for challenging otologic cases, and the standardized testing of temporal bone surgical skills. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Inventory policy characterisation methodologies for a single-product recoverable manufacturing system

European J. of Industrial Engineering, 9(2), 222.

By: S. Ahiska* & R. King n 

author keywords: inventory policy; policy characterisation; product recovery; manufacturing; remanufacturing; Markov decision process; MDP; heuristic methods; neural networks
TL;DR: Two heuristic methodologies are proposed which can be used together to provide intuitive, easy to implement, near-optimal to optimal policies for production/inventory control for a recoverable system with stochastic demand and returns. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2015 article

Feedrate optimization and trajectory control for micro/nanopositioning systems with confined contouring accuracy

Bharathi, A., & Dong, J. (2015, July). PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART B-JOURNAL OF ENGINEERING MANUFACTURE, Vol. 229, pp. 1193–1205.

By: A. Bharathi n & J. Dong n 

Contributors: A. Bharathi n & J. Dong n 

author keywords: micro/nanomanufacturing; nanopositioning system; feedrate optimization; trajectory planning
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Expanded model of the project portfolio selection problem with divisibility, time profile factors and cardinality constraints

JOURNAL OF THE OPERATIONAL RESEARCH SOCIETY, 66(7), 1132–1139.

By: X. Li *, S. Fang n , Y. Tian * & X. Guo *

author keywords: project portfolio selection problem; multiple time periods; divisibility; time profile factors; set-up cost; cardinality constraints
TL;DR: A new model for project portfolio selection over a planning horizon with multiple time periods considers the divisibility of projects and combines reinvestment, set-up cost, cardinality constraints and precedence relationship in the scheduling, simultaneously. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Changing trends in type 2 diabetes mellitus treatment intensification, 2002-2010

American Journal of Managed Care, 21(5), E288-.

By: R. McCoy, Y. Zhang, J. Herrin, B. Denton, J. Mason, V. Montori, S. Smith, N. Shah

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

2015 journal article

p-Median and p-dispersion problems: A bi-criteria analysis

COMPUTERS & OPERATIONS RESEARCH, 61, 46–55.

By: F. Sayyady*, G. Tutunchi n & Y. Fathi n 

author keywords: Location theory; Max-min diversity; p-Median partitioning; Integer programming; Lagrangian heuristic
TL;DR: This work studies this problem as a multi-objective optimization problem and proposes an iterative algorithm to obtain its non-dominated frontier and proposes a Lagrangian heuristic algorithm for solving larger instances of this problem. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Wayfinding of Users With Visual Impairments in Haptically Enhanced Virtual Environments

INTERNATIONAL JOURNAL OF HUMAN-COMPUTER INTERACTION, 31(4), 295–306.

By: C. Nam n , M. Whang *, S. Liu n & M. Moore  n

TL;DR: The present study found that the number of objects inside the environment and layout of the objects play a significant role in determining the completion time and distance traveled and perceived task difficulty varied with different environmental characteristics. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Understanding the evolution of mathematics performance in primary education and the implications for STEM learning: A Markovian approach

COMPUTERS IN HUMAN BEHAVIOR, 47, 4–17.

By: A. Reamer n, J. Ivy n, A. Vila-Parrish n & R. Young n

author keywords: Mathematics education; Longitudinal student data; Markov chain; Educational data mining
TL;DR: This work conducts an extensive examination of tens of thousands of student records and uses Markov chain models to probabilistically characterize the movement of students' scores from one grade level to the next, the first step in developing a framework to forecast individual students' development of mathematical knowledge over time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Pre-operative simulation of pediatric mastoid surgery with 3D-printed temporal bone models

INTERNATIONAL JOURNAL OF PEDIATRIC OTORHINOLARYNGOLOGY, 79(5), 740–744.

By: A. Rose *, C. Webster n, O. Harrysson n , E. Formeister *, R. Rawal* & C. Iseli*

author keywords: Pre-operative simulation; Temporal bone; 3D printing; 3D model; Tympanomastoidectomy; Otology
MeSH headings : Child; Cholesteatoma, Middle Ear / surgery; Dissection; Humans; Male; Mastoid / surgery; Patient-Specific Modeling; Tomography, X-Ray Computed; Tympanic Membrane / surgery
TL;DR: Accurate 3D temporal bone models can be rapidly produced based on clinical CT scans for pre-operative simulation of specific challenging otologic cases in children, potentially reducing medical errors and improving patient safety. (via Semantic Scholar)
UN Sustainable Development Goal Categories
4. Quality Education (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

On the economic lot scheduling problem: stock-out prevention and system feasibility

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 53(16), 4903–4916.

By: B. Hanson n, T. Hodgson n , M. Kay n , R. King n  & K. Thoney-Barletta  n

Contributors: B. Hanson n, T. Hodgson n , M. Kay n , R. King n  & K. Thoney-Barletta  n

author keywords: schedule disruption recovery; ELSP; lot size scheduling
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 6, 2018

2015 journal article

Monitoring nonlinear profiles adaptively with a wavelet-based distribution-free CUSUM chart

INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH, 53(15), 4648–4667.

By: H. Wang*, S. Kim *, X. Huo *, Y. Hur * & J. Wilson n

author keywords: quality control; high dimension; profile; CUSUM chart; distribution-free; discrete wavelet transform
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Increasing Prevalence of Diabetes During Pregnancy in South Carolina

Journal of Women’s Health, 24(4), 316–323.

By: C. Lynch*, N. Baker *, J. Korte *, J. Mauldin*, M. Mayorga n  & K. Hunt *

MeSH headings : Adult; Black or African American / statistics & numerical data; Birth Certificates; Black People / statistics & numerical data; Diabetes Mellitus, Type 2 / ethnology; Diabetes, Gestational / ethnology; Female; Health Surveys; Hispanic or Latino / statistics & numerical data; Humans; Maternal Age; Pregnancy; Pregnancy in Diabetics / ethnology; Prevalence; Socioeconomic Factors; South Carolina / epidemiology; White People / statistics & numerical data; Young Adult
TL;DR: An increasing prevalence of diabetes during pregnancy is reported, as well as substantial lack of agreement in reporting of diabetes prevalence across administrative databases, which is impacted by screening, diagnostic, and reporting practices across different data sources, aswell as by actual changes in prevalence over time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
5. Gender Equality (Web of Science)
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

A Clinical Perspective on Musculoskeletal Infection Treatment Strategies and Challenges

JOURNAL OF THE AMERICAN ACADEMY OF ORTHOPAEDIC SURGEONS, 23, S44–S54.

By: R. Shirwaiker n , B. Springer  n, M. Spangehl  n, G. Garrigues  n, D. Lowenberg  n, D. Garras n, J. Yoo  n, P. Pottinger  n

Contributors: R. Shirwaiker n , B. Springer  n, M. Spangehl  n, G. Garrigues  n, D. Lowenberg  n, D. Garras n, J. Yoo  n, P. Pottinger  n

MeSH headings : Arthritis, Infectious / etiology; Arthritis, Infectious / prevention & control; Arthritis, Infectious / therapy; Arthroplasty, Replacement / adverse effects; Arthroplasty, Replacement / instrumentation; Bone Diseases, Infectious / etiology; Bone Diseases, Infectious / prevention & control; Bone Diseases, Infectious / therapy; Humans; Joint Prosthesis / trends; Nanotechnology / trends; Prosthesis-Related Infections / prevention & control; Prosthesis-Related Infections / therapy; Surgical Wound Infection / etiology; Surgical Wound Infection / prevention & control; Surgical Wound Infection / therapy
TL;DR: Novel prevention methods, such as nanotechnology and the introduction of antibiotic-coated implants, may aid in the prevention and early treatment of periprosthetic joint infections with goals of improved eradication rates and maintaining patient mobility and satisfaction. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Low-energy drop weight performance of cellular sandwich panels

RAPID PROTOTYPING JOURNAL, 21(4), 433–442.

By: L. Yang *, O. Harrysson n, H. West n, D. Cormier *, C. Park n & K. Peters n 

author keywords: Design; Cellular structure; Energy absorption; Low-energy impact; Powder bed additive manufacturing; Sandwich structure
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Mechanical properties of 3D re-entrant honeycomb auxetic structures realized via additive manufacturing

INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 69-70, 475–490.

By: L. Yang *, O. Harrysson n , H. West n & D. Cormier *

author keywords: Auxetic structure; Negative Poisson's ratio; Cellular structure; Additive manufacturing; Modeling; Design for additive manufacturing
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

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

Declining liver graft quality threatens the future of liver transplantation in the United States

Liver Transplantation, 21(8), 1040–1050.

By: E. Orman *, M. Mayorga n , S. Wheeler *, R. Townsley n, H. Toro-Diaz*, P. Hayashi *, A. Sidney Barritt *

MeSH headings : Adult; Computer Simulation; Databases, Factual; Donor Selection / trends; Female; Forecasting; Graft Survival; Health Care Rationing / trends; Health Services Needs and Demand / trends; Humans; Liver Transplantation / adverse effects; Liver Transplantation / trends; Male; Middle Aged; Models, Theoretical; Needs Assessment; Postoperative Complications / etiology; Process Assessment, Health Care / trends; Reproducibility of Results; Risk Assessment; Risk Factors; Time Factors; Tissue Donors / supply & distribution; Treatment Outcome; United States
TL;DR: The transplant community will need to accept inferior grafts and potentially worse posttransplant outcomes and/or develop new strategies for increasing organ donation and utilization in order to maintain the number of LTs at the current level. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2015 journal article

Agent-based simulations of financial markets: zero- and positive-intelligence models

SIMULATION-TRANSACTIONS OF THE SOCIETY FOR MODELING AND SIMULATION INTERNATIONAL, 91(6), 527–552.

By: J. Thompson * & J. Wilson n

author keywords: agent-based simulation; complex systems; financial markets; fractals; multifractal detrended fluctuation analysis; multifractal time series
TL;DR: This work constructs both zero-intelligence and positive-intelligence models of those markets using the MASON agent-based modeling framework, and examines the changes in the models’ macrolevel price paths when altering some of the microlevel agent behaviors. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Salivary desmoglein enzyme-linked immunosorbent assay for diagnosis of pemphigus vulgaris: A noninvasive alternative test to serum assessment

Biomed Research International.

By: H. Mortazavi, A. Khatami, Z. Seyedin, I. Farahani & M. Daneshpazhooh

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

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