Works (28)

Updated: November 11th, 2024 13:20

2024 journal article

Elicitation and aggregation of multimodal estimates improve wisdom of crowd effects on ordering tasks

SCIENTIFIC REPORTS, 14(1).

By: Y. Yoo*, A. Escobedo n, R. Kemmer* & E. Chiou*

TL;DR: It is found that using multiple modalities of estimates from one group yields better collective estimates compared to mixing numerical estimates from one group with the ordinal estimates from a different group. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: February 19, 2024

2023 journal article

Approximate Condorcet Partitioning: Solving large-scale rank aggregation problems

Computers & Operations Research.

By: S. Akbari* & A. Escobedo*

UN Sustainable Development Goal Categories
10. Reduced Inequalities (OpenAlex)
Source: ORCID
Added: December 9, 2023

2023 chapter

Assessing the Effects of Expanded Input Elicitation and Machine Learning-Based Priming on Crowd Stock Prediction

By: H. Bhogaraju*, A. Jain*, J. Jaiswal* & A. Escobedo n

Source: ORCID
Added: December 9, 2023

2023 journal article

Beyond kemeny rank aggregation: A parameterizable-penalty framework for robust ranking aggregation with ties

Omega.

By: S. Akbari* & A. Escobedo*

UN Sustainable Development Goal Categories
10. Reduced Inequalities (OpenAlex)
Source: ORCID
Added: December 9, 2023

2023 journal article

Code and Data Repository for Exact Matrix Factorization Updates for Nonlinear Programming

INFORMS Journal on Computing.

By: A. Escobedo*

TL;DR: This paper introduces rank-one update algorithms for the round-off error–free factorization framework, a tool set built on integer-preserving arithmetic that has led to the development and implementation of extremely reliable sub-routines for solving SLEs occurring in linear programming. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2023 journal article

Derivations of large classes of facet defining inequalities of the weak order polytope using ranking structures

JOURNAL OF COMBINATORIAL OPTIMIZATION, 46(3).

By: A. Escobedo n & R. Yasmin*

author keywords: Order polyhedra; Weak orders; Rankings
TL;DR: This paper derives five new large classes of FDIs by utilizing the equivalent representations of a weak order as a ranking of n alternatives that allows ties; this connection simplifies the construction of valid inequalities, and it enables groupings of characteristic vectors into useful structures. (via Semantic Scholar)
UN Sustainable Development Goal Categories
1. No Poverty (Web of Science)
2. Zero Hunger (Web of Science)
10. Reduced Inequalities (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: October 23, 2023

2023 article

Exact Matrix Factorization Updates for Nonlinear Programming

Escobedo, A. R. (2023, September 6). INFORMS JOURNAL ON COMPUTING, Vol. 9.

By: A. Escobedo n

author keywords: exact mathematical programming; nonlinear optimization; matrix factorizations; low-rank modifications
TL;DR: This paper introduces rank-one update algorithms for the round-off error–free factorization framework, a tool set built on integer-preserving arithmetic that has led to the development and implementation of extremely reliable subroutines for solving SLEs occurring in linear programming. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 4, 2023

2022 journal article

An axiomatic distance methodology for aggregating multimodal evaluations

To Appear in Information Sciences.

Adolfo Escobedo

Source: ORCID
Added: December 9, 2023

2021 journal article

A New Binary Programming Formulation and Social Choice Property for Kemeny Rank Aggregation

Decision Analysis, 18(4), 296–320.

By: Y. Yoo* & A. Escobedo*

TL;DR: This work introduces a binary programming formulation for the generalized Kemeny rank aggregation problem—whose ranking inputs may be complete and incomplete, with and without ties—and develops a new social choice property, the nonstrict extended Condorcet criterion, which can be regarded as a natural extension of the well-known Condorcets. (via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Source: ORCID
Added: December 9, 2023

2021 conference paper

A decision support tool for calculating waste collection needs

Institute of Industrial and Systems Engineers (IISE) Annual Conference, 944–949. https://www.proquest.com/openview/0fb7ed2195ee0bdaa5e4ed7bb1b35a70/1?pq-origsite=gscholar&cbl=51908

By: Z. Kassem, V. Gudivada, A. Escobedo & W. Campbell

Source: ORCID
Added: December 9, 2023

2021 conference paper

Enhancing image classification capabilities of crowdsourcing-based methods through expanded input elicitation

AAAI Conference on Human Computation and Crowdsourcing (HCOMP). https://ojs.aaai.org/index.php/HCOMP/article/view/18949

Adolfo Escobedo

Source: ORCID
Added: December 9, 2023

2021 conference paper

Lower bounds on Kemeny rank aggregation with non-strict rankings

IEEE Symposium Series on Computational Intelligence (SSCI).

Adolfo Escobedo

Source: ORCID
Added: December 9, 2023

2021 journal article

Operations research in optimal power flow: A guide to recent and emerging methodologies and applications

European Journal of Operational Research.

By: J. Skolfield* & A. Escobedo*

Contributors: J. Skolfield* & A. Escobedo*

Source: ORCID
Added: December 9, 2023

2021 article

Transmission and capacity expansion planning against rising temperatures: A case study in Arizona

ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85109516110&partnerID=MN8TOARS

By: J. Skolfield, A. Escobedo & J. Ramirez-Vergara

Contributors: J. Skolfield, A. Escobedo & J. Ramirez-Vergara

Source: ORCID
Added: December 9, 2023

2021 conference paper

Transmission and capacity expansion planning against rising temperatures: A case study in Arizona

Institute of Industrial and Systems Engineers (IISE) Annual Conference, 872–877. https://www.proquest.com/openview/ec45bb33740ee0a46302982da4e89313/1?pq-origsite=gscholar&cbl=51908

By: J. Skolfield, A. Escobedo & J. Ramirez-Vergara

Source: ORCID
Added: December 9, 2023

2020 conference paper

A Comparison of Axiomatic Distance-Based Collective Intelligence Methods for Wireless Sensor Network State Estimation in the Presence of Information Injection

IEEE World Forum on Internet of Things, WF-IoT 2020 - Symposium Proceedings.

By: J. Kyle Skolfield*, R. Yasmin*, A. Escobedo* & L. Huie*

Contributors: J. Kyle Skolfield*, R. Yasmin*, A. Escobedo* & L. Huie*

TL;DR: This work proposes and compares methods based on collective intelligence ideas, namely consensus ranking and rating models, which are founded on axiomatic distances and intuitive social choice properties to assess a transmitted signal's strength with varying quantity and quality of incompleteness in the network’s readings. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2020 journal article

A new correlation coefficient for comparing and aggregating non-strict and incomplete rankings

European Journal of Operational Research, 285(3), 1025–1041.

By: Y. Yoo*, A. Escobedo* & J. Skolfield*

Contributors: Y. Yoo*, A. Escobedo* & J. Skolfield*

TL;DR: This work proves the equivalence of an additional distance and correlation-coefficient pairing in the space of non-strict incomplete rankings and induces new exact optimization methodologies: a specialized branch and bound algorithm and an exact integer programming formulation. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2020 article

Derivations of large classes of facet defining inequalities of the weak order polytope using ranking structures

ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85104428542&partnerID=MN8TOARS

By: A. Escobedo & R. Yasmin

Contributors: A. Escobedo & R. Yasmin

Source: ORCID
Added: December 9, 2023

2020 conference paper

Enhancing collective estimates by aggregating cardinal and ordinal inputs

AAAI Conference on Human Computation and Crowdsourcing (HCOMP). https://ojs.aaai.org//index.php/HCOMP/article/view/7465

Adolfo Escobedo

Source: ORCID
Added: December 9, 2023

2020 journal article

Risk-neutral and risk-averse transmission switching for load shed recovery with uncertain renewable generation and demand

IET Generation, Transmission and Distribution, 14(21), 4936–4945.

By: Y. Zhang*, M. Bansal* & A. Escobedo*

Contributors: Y. Zhang*, M. Bansal* & A. Escobedo*

TL;DR: Two-stage stochastic models are introduced to deal with uncertainty in generation and demand encountered during the recovery process, and one of them incorporates conditional value-at-risk to measure the risk level of unrecovered load shed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: December 9, 2023

2019 article

Derivation and generation of path-based valid inequalities for transmission expansion planning

ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85093423715&partnerID=MN8TOARS

By: J. Kyle Skolfield, L. Escobar & A. Escobedo

Contributors: J. Kyle Skolfield, L. Escobar & A. Escobedo

Source: ORCID
Added: December 9, 2023

2019 journal article

Exact solution of sparse linear systems via left-looking roundoff-error-free LU factorization in time proportional to arithmetic work

SIAM Journal on Matrix Analysis and Applications, 40(2), 609–638.

Contributors: C. Lourenco*, A. Escobedo*, E. Moreno-Centeno* & T. Davis*

TL;DR: The roundoff-error-free (REF) LU factorization, along with the REF forward and backward substitution algorithms, allows a rational system of linear equations to be solved exactly and efficiently. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2018 conference paper

Bus-Angle Difference Structural Cuts for Transmission System Expansion Planning with L-l Reliability

2018 IEEE Electrical Power and Energy Conference, EPEC 2018.

By: L. Escobar*, A. Escobedo*, D. Escobar* & R. Romero*

Contributors: L. Escobar*, A. Escobedo*, D. Escobar* & R. Romero*

TL;DR: The methodology supplements an underlying mixed-integer linear programming formulation with cutting planes derived from structural insights of bus-angle differences involving buses connected by paths of existing and/or expansion lines, thereby reducing computational times and memory requirements. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2018 journal article

Solution of dense linear systems via roundoff-error-free factorization algorithms: Theoretical connections and computational comparisons

ACM Transactions on Mathematical Software, 44(4), 1–24.

By: A. Escobedo*, E. Moreno-Centeno* & C. Lourenco*

Contributors: A. Escobedo*, E. Moreno-Centeno* & C. Lourenco*

TL;DR: This article develops and analyzes an efficient streamlined version of Edmonds’s Q-matrix approach that can be implemented as another basic solution validation approach and demonstrates that the REF factorization framework outperforms this alternative integer-preserving approach in terms of memory requirements and computational effort. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2017 journal article

Roundoff-error-free basis updates of lu factorizations for the efficient validation of optimality certificates

SIAM Journal on Matrix Analysis and Applications, 38(3), 829–853.

By: A. Escobedo* & E. Moreno-Centeno*

Contributors: A. Escobedo* & E. Moreno-Centeno*

TL;DR: The roundoff-error-free (REF) LU and Cholesky factorizations, combined with the REF substitution algorithms, allow rational systems of linear equations to be solved exactly and efficiently by worki... (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2015 journal article

Axiomatic aggregation of incomplete rankings

IIE Transactions (Institute of Industrial Engineers), 48(6), 475–488.

By: E. Moreno-Centeno* & A. Escobedo*

Contributors: E. Moreno-Centeno* & A. Escobedo*

UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Source: ORCID
Added: December 9, 2023

2015 journal article

Roundoff-error-free algorithms for solving linear systems via cholesky and LU factorizations

INFORMS Journal on Computing, 27(4), 677–689.

By: A. Escobedo* & E. Moreno-Centeno*

Contributors: A. Escobedo* & E. Moreno-Centeno*

TL;DR: This work introduces two roundoff-error-free factorizations that require storing the same number of individual elements and performing a similar number of operations as the traditional LU and Cholesky factorizations, thereby providing a complete tool set for solving systems of linear systems. (via Semantic Scholar)
Source: ORCID
Added: December 9, 2023

2013 journal article

Topology control for load shed recovery

IEEE Transactions on Power Systems, 29(2), 908–916.

By: A. Escobedo*, E. Moreno-Centeno* & K. Hedman*

Contributors: A. Escobedo*, E. Moreno-Centeno* & K. Hedman*

Source: ORCID
Added: December 9, 2023

Employment

Updated: August 25th, 2023 09:45

2023 - present

North Carolina State University Raleigh, North Carolina, US
Associate Professor Edward P. Fitts Department of Industrial and Systems Engineering

2016 - 2023

Arizona State University Tempe, AZ, US
Assistant Professor School of Computing and Augmented Intelligence

Education

Updated: April 11th, 2020 00:49

2010 - 2016

Texas A&M University College Station, TX, US
PhD Industrial and Systems Engineering

2004 - 2009

California State University Los Angeles Los Angeles, CA, US
BA Mathematics

Funding History

Funding history based on the linked ORCID record. Updated: April 12th, 2024 08:15

grant August 15, 2024 - July 31, 2029
CAREER: Theoretical and Computational Advances for Enabling Robust Numerical Guarantees in Linear and Mixed Integer Programming Solvers
Directorate for Computer & Information Science & Engineering
grant July 15, 2019 - June 30, 2021
CRII: III: Novel Computational Social Choice Extensions for Highly Distributed Decision-Making Contexts
Directorate for Computer & Information Science & Engineering
grant April 25, 2019 - January 24, 2020
Assessing and Expanding the Limits of Collective Intelligence
United States Army

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