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Generating Lagrangian Cuts Using Normalized Dual Problems in Multistage Stochastic Mixed-Integer Programming

Christian Füllner · X. Andy Sun · Steffen Rebennack

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Jul 31, 2026DOI: 10.1287/ijoc.2024.1039 ↗

Robust Data-Driven Quasi-Concave Optimization

Jian Wu · William B. Haskell · Wenjie Huang · Huifu Xu

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Jul 30, 2026DOI: 10.1287/ijoc.2025.1570 ↗

Learning Virtual Machine Scheduling in Cloud Computing Through Language Agents

Jiehao Wu · Ziwei Wang · Junjie Sheng · Wenhao Li · Xiangfeng Wang · Jun Luo

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Jul 29, 2026DOI: 10.1287/ijoc.2025.1368 ↗

Code and Data Repository for A Distribution-Free Sequential Selection Strategy: Data-Driven Optimal Allocation via Balancing Empirical Large Deviations

Ye Chen

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Jul 27, 2026DOI: 10.1287/ijoc.2024.0895.cd ↗

Code and Data Repository for Adversarial Training-Based Deep Imbalanced Learning

Yuhang Tian · Jin Xiao · Lean Yu · Yanlin Jia · Jing Huang · Xiaoyi Jiang · Shouyang Wang

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Jul 27, 2026DOI: 10.1287/ijoc.2025.1251.cd ↗

Code and Data Repository for Decision-Driven Regularization: A Blended Model for Learning and Optimization

Gar Goei Loke · Qinshen Tang · Yangge Xiao · Xun Zhang

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Jul 27, 2026DOI: 10.1287/ijoc.2024.0930.cd ↗

Code and Data Repository for Landscape-Aware Hybrid Metaheuristic for Cross-Dock Door Assignment

Wei Yang · Yang Wang · Abraham Punnen · Rafael Marti

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Jul 27, 2026DOI: 10.1287/ijoc.2025.1233.cd ↗

Code and Data Repository for Tight low complexity approximation for the Qm||Cmax problem via mathematical programming modeling

Luca Savant Aira · Rosario Scatamacchia · Federico Della Croce Di Dojola

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Jul 27, 2026DOI: 10.1287/ijoc.2025.1129.cd ↗

Code and Data Repository for Weighted Optimal Classification Forests

Alberto Japon · Victor Blanco · Justo Puerto Puerto · Peter Zhang

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Jul 27, 2026DOI: 10.1287/ijoc.2025.1475.cd ↗

Sequence and Speed Optimization

Stefan Schaudt · Tolga Bektaş

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Jul 24, 2026DOI: 10.1287/ijoc.2024.1047 ↗

Code and Data Repository for A stable set formulation for the Equitable Coloring Problem

Emanuel Florentin Olariu · Cristian Frasinaru

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Jul 20, 2026DOI: 10.1287/ijoc.2025.1294.cd ↗

Code and Data Repository for A Trilevel Programming Model and Nested Generalized Benders Decomposition for the Bus Line Contracting Problem

Zhitao Hu · Zhiyuan Liu · Di Huang · Shuaian Wang · Pengli Mo

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Jul 20, 2026DOI: 10.1287/ijoc.2025.1527.cd ↗

An Efficient Solver for Integral Flows in Decision Hypergraphs with Applications to Orthogonal Knapsack Problems

Arthur Léonard · François Clautiaux

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Jul 16, 2026DOI: 10.1287/ijoc.2025.1692 ↗

A Geometrically Convergent Solution to Spatial Hypercube Queueing Models

Cheng Hua · Jun Luo · Arthur J. Swersey · Yixing Wen

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Jul 1, 2026DOI: 10.1287/ijoc.2025.1353 ↗

A Reduction-Driven Local Search for the Generalized Independent Set Problem

Yiping Liu · Yi Zhou · Zhenxiang Xu · Mingyu Xiao · Jin-Kao Hao

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Jul 1, 2026DOI: 10.1287/ijoc.2025.1203 ↗

Code and Data Repository for Learning Virtual Machine Scheduling in Cloud Computing through Language Agents

Jiehao Wu · Ziwei Wang · Junjie Sheng · Wenhao Li · Xiangfeng Wang · Jun Luo

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Jul 1, 2026DOI: 10.1287/ijoc.2025.1368.cd ↗

An Improving Column Is All You Need: Enhancing Column Generation for Parallel Machine Scheduling via Transformers

Amira Hijazi · Osman Y. Özaltın · Reha Uzsoy

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Jun 30, 2026DOI: 10.1287/ijoc.2024.1005 ↗

Code and Data Repository for MultiObjectiveAlgorithms.jl: a Julia package for solving multi-objective optimization problems

Oscar Dowson · Xavier Gandibleux · Gökhan Kof

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Jun 26, 2026DOI: 10.1287/ijoc.2025.1449.cd ↗

MultiObjectiveAlgorithms.jl: A Julia Package for Solving Multiobjective Optimization Problems

Oscar Dowson · Xavier Gandibleux · Gökhan Kof

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Jun 26, 2026DOI: 10.1287/ijoc.2025.1449 ↗

Fast Filter Pruning Method for Neural Network Compression

Dongqi Wang · Weiwei Chen · Cheng Hua · Weihua Zhou · Xin Lin

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Jun 24, 2026DOI: 10.1287/ijoc.2024.0991 ↗

Multiagent Environments for Vehicle Routing Problems

Ricardo Gama · Ricardo Cunha · Daniel Fuertes · Carlos R. del-Blanco · Hugo L. Fernandes

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Jun 23, 2026DOI: 10.1287/ijoc.2025.1211 ↗

Solution Path of Time-Varying Markov Random Fields with Discrete Regularization

Salar Fattahi · Andrés Gómez

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Jun 23, 2026DOI: 10.1287/ijoc.2024.0850 ↗

Contextual Stochastic Vehicle Routing with Time Windows

Breno Serrano · Alexandre M. Florio · Stefan Minner · Maximilian Schiffer · Thibaut Vidal

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Jun 22, 2026DOI: 10.1287/ijoc.2025.1189 ↗

Entropic-Based Robust Vehicle Rental Revenue Management with Substitution and Repositioning

Zhu Meng · Chenyi Fu · Ning Zhu

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Jun 22, 2026DOI: 10.1287/ijoc.2024.1086 ↗

Machine Learning-Assisted Stochastic Kriging Metamodel for Offline Simulation Online Application

Haoting Zhang · Jinghai He · Rhonda Righter · Zuo-Jun Max Shen · Zeyu Zheng

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Jun 19, 2026DOI: 10.1287/ijoc.2023.0130 ↗

On the Approximation of Separable Nonconvex Optimization Programs to an Arbitrary Numerical Tolerance

Claudio Contardo · Sandra U. Ngueveu

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Jun 19, 2026DOI: 10.1287/ijoc.2022.0221 ↗

Code and Data Repository for A Geometrically Convergent Solution to Spatial Hypercube Queueing Models

Cheng Hua · Jun Luo · Arthur J. Swersey · Yixing Wen

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Jun 17, 2026DOI: 10.1287/ijoc.2025.1353.cd ↗

Code and Data Repository for Robust Data-Driven Quasiconcave Optimization

Jian Wu · William B. Haskell · Wenjie Huang · Huifu Xu

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Jun 17, 2026DOI: 10.1287/ijoc.2025.1570.cd ↗

Tackling Arbitrarily Heterogeneous Data in Asynchronous Stochastic Gradient Descent Without Worker Scheduling

Xiaolu Wang · Yuchang Sun · Hoi-To Wai · Jun Zhang

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Jun 16, 2026DOI: 10.1287/ijoc.2025.1443 ↗

Contextual Optimizer Through Neighborhood Estimation for Prescriptive Analytics

Xiao Jin · Yichi Shen · Loo Hay Lee

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Jun 12, 2026DOI: 10.1287/ijoc.2025.1134 ↗