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Optimization Online





 

All Areas Submissions - June 2020

Stochastic Programming
Dual bounds for periodical stochastic programs
Alexander Shapiro, Yi Cheng

Combinatorial Optimization
Decomposition-based algorithms for the crew scheduling and routing problem in road restoration
Alfredo Moreno, Pedro Munari, Douglas Alem

Global Optimization
An Alternative Perspective on Copositive and Convex Relaxations of Nonconvex Quadratic Programs
E. Alper Yildirim

Applications — OR and Management Sciences
Refinements of Kusuoka Representations on L^{\infty}
Kerem Ugurlu

Linear, Cone and Semidefinite Programming
A Restricted Dual Peaceman-Rachford Splitting Method for QAP
Naomi Graham, Hao Hu, Haesol Im, Xinxin Li, Henry Wolkowicz

Integer Programming
Proximity in Concave Integer Quadratic Programming
Alberto Del Pia, Mingchen Ma

Convex and Nonsmooth Optimization
An inexact version of the symmetric proximal ADMM for solving separable convex optimization
Vando A. Adona, Max L. N. Goncalves

Integer Programming
Linear Programming and Community Detection
Alberto Del Pia, Aida Khajavirad, Dmitriy Kunisky

Robust Optimization
Distributionally Robust Chance-ConstrainedBuilding Load Control under Uncertain Renewables
Yiling Zhang , Jin Dong

Integer Programming
Closing the Gap in Linear Bilevel Optimization: A New Valid Primal-Dual Inequality
Thomas Kleinert, Martine Labbé, Fränk Plein, Martin Schmidt

Stochastic Programming
Games with joint chance constraints under mixture distributions
Shen Peng, Navnit Yadav, Abdel Lisser, Vikas Vikram Singh

Stochastic Programming
Distributionally robust zero-sum games
Ayush Agarwal, Navnit Yadav, Vikas Vikram Singh, Abdel Lisser

Integer Programming
A Comparison of two Mixed-Integer Linear Programs for Piecewise Linear Function Fitting
John Warwicker, Steffen Rebennack

Integer Programming
On the Complexity of Branching Proofs
Daniel Dadush, Samarth Tiwari

Applications — OR and Management Sciences
An algorithm for the Microaggregation problem combining Column Generation
Claudio Gentile, Enric Spagnolo-Arrizabalaga , Jordi Castro

Applications — OR and Management Sciences
Vehicle Repositioning under Uncertainty
Qinshen Tang, Yu Zhang, Minglong Zhou

Nonlinear Optimization
Manifold Identification for Ultimately Communication-Efficient Distributed Optimization
Yu-Sheng Li, Wei-Lin Chiang, Ching-pei Lee

Applications — OR and Management Sciences
Sufficient condition on Schrage conjecture about the completion time variance
Nessah Rabia

Robust Optimization
ROC++: Robust Optimization in C++
Phebe Vayanos, Qing Jin, George Elissaios

Other Topics
The use of multi-criteria decision-making methods in project portfolio selection: a literature review and future research directions
Makbule Kandakoglu, Grit Walther, Ben Amor Sarah

Applications — Science and Engineering
The block mutual coherence property condition for signal recovery
Huang Jianwen, Wang Hailin, Zhang Feng, Wang Jianjun

Integer Programming
An exact method for influence maximization based on deterministic linear threshold model
Eszter Julianna Csókás, Tamás Vinkó

Applications — OR and Management Sciences
A Note on The Classification and Complexity of Assortment Problems under Marginal Distribution Model
Selin D. Ahipasaoglu, Bikramjit Das, Zeyu Sun

Applications — OR and Management Sciences
Modeling Multi-stage Decision Making under Incomplete and Uncertain Information
Viktor Bindewald, Fabian Dunke, Stefan Nickel

Nonlinear Optimization
A Line-Search Descent Algorithm for Strict Saddle Functions with Complexity Guarantees
Michael O'Neill, Stephen J. Wright

Applications — Science and Engineering
Calmness of a perturbed Cournot Oligopoly Game with nonsmooth cost functions
Matthieu Maréchal

Stochastic Programming
An Analysis of Constant Step Size SGD in the Non-convex Regime: Asymptotic Normality and Bias
Lu Yu, Krishnakumar Balasubramanian, Volgushev Stanislav, Murat A. Erdogdu

Integer Programming
Branch-and-Refine for Solving Time-Dependent Problems
Fabian Gnegel, Armin Fügenschuh

Integer Programming
Valid inequalities for a family of non-convex quadratic optimization problems
Laura Galli, Adam N. Letchford

Linear, Cone and Semidefinite Programming
A simplified treatment of Ramana's exact dual for semidefinite programming
Bruno Lourenco, Gabor Pataki

Robust Optimization
Partial Policy Iteration for L1-Robust Markov Decision Processes
Chin Pang Ho, Marek Petrik, Wolfram Wiesemann

Integer Programming
Solving IP via Complex Integration on Shortest Paths
Ulf Friedrich

Stochastic Programming
Quanti cation for the rate of convergence with sample average approximation under heavy tailed distributions
Jie Jiang, Zhiping Chen, Xinming Yang

Integer Programming
Optimality conditions in discrete-continuous nonlinear optimization
Gabriele Eichfelder, Johannes Jahn

Applications — OR and Management Sciences
The Cost of Decoupling Trade and Transport in the European Entry-Exit Gas Market
Tom Böttger, Veronika Grimm, Thomas Kleinert, Martin Schmidt

Applications — Science and Engineering
On identifying clusters from sum-of-norms clustering computation
Tao Jiang, Stephen Vavasis

Network Optimization
Improving relaxations for potential-driven network flow problems via acyclic flow orientations
Hiller Benjamin, Kai Helge Becker

Network Optimization
ASTS Orientations on Undirected Graphs: Structural analysis and enumeration
Kai Helge Becker, Benjamin Hiller

Combinatorial Optimization
Generalized preprocessing techniques for Steiner tree and maximum-weight connected subgraph problems
Daniel Rehfeldt, Thorsten Koch

Integer Programming
Mixed-Integer Optimal Control for Multimodal Chromatography
Hans Georg Bock, Dominik H. Cebulla, Christian Kirches, Andreas Potschka

Global Optimization
Cycle-based formulations in Distance Geometry
Leo Liberti, Gabriele Iommazzo, Carlile Lavor, Nelson Maculan

Integer Programming
Computing Optimized Path Integrals for Knapsack Feasibility
Endric Daues, Ulf Friedrich

Convex and Nonsmooth Optimization
Memory-efficient structured convex optimization via extreme point sampling
Nimita Shinde, Vishnu Narayanan, James Saunderson

Nonlinear Optimization
Inexact Derivative-Free Optimization for Bilevel Learning
Matthias J. Ehrhardt, Lindon Roberts

Robust Optimization
Robust Spectral Risk Optimization When Information on Risk Spectrum Is Incomplete
Wei Wang, Huifu Xu

Nonlinear Optimization
Riemannian Optimization on the Symplectic Stiefel Manifold
Bin Gao, Nguyen Thanh Son, P.-A. Absil, Tatjana Stykel

Robust Optimization
Regret Minimization and Separation in Multi-Bidder Multi-Item Auctions
Cagil Kocyigit, Daniel Kuhn, Napat Rujeerapaiboon

Integer Programming
The ratio-cut polytope and K-means clustering
Antonio De Rosa, Aida Khajavirad

Convex and Nonsmooth Optimization
Behavior of Limited Memory BFGS when Applied to Nonsmooth Functions and their Nesterov Smoothings
Azam Asl, Michael L. Overton

Convex and Nonsmooth Optimization
On the strong concavity of the dual function of an optimization problem
Vincent Guigues

Applications — Science and Engineering
Combination Chemotherapy Optimization
Temitayo Ajayi, Clifton D. Fuller, Andrew J. Schaefer

Integer Programming
Ideal formulations for constrained convex optimization problems with indicator variables.
Linchuan Wei, Andres Gomez, Simge Kucukyavuz

Nonlinear Optimization
Iteratively Reweighted Group Lasso based on Log-composite Regularization
Chengyu Ke, Miju Ahn, Sunyoung Shin, Yifei Lou

Nonlinear Optimization
A Nonmonotone Matrix-Free Algorithm for Nonlinear Equality-Constrained Inverse Problems
E. Bergou, Y. Diouane, V. Kungurtsev, C. W. Royer

Applications — OR and Management Sciences
An event-based model and heuristic approaches to reschedule helicopter flights for personnel transportation in the oil industry
Thiago Vieira, Jonathan De La Vega, Roberto Tavares, Pedro Munari, Reinaldo Morabito, Yan Bastos, Paulo César Ribas

Applications — OR and Management Sciences
An Integer L-shaped algorithm for the vehicle routing problem with time windows and stochastic demands
Jonathan De La Vega, Michel Gendreau, Reinaldo Morabito, Pedro Munari, Fernando Ordóńez

Applications — OR and Management Sciences
Measures of Balance in Combinatorial Optimization
Philippe Olivier, Andrea Lodi, Gilles Pesant

Other Topics
Mixed Integer Bilevel Optimization with k-optimal Follower: A Hierarchy of Bounds
Xueyu Shi, Oleg Prokopyev, Ted Ralphs

Convex and Nonsmooth Optimization
Proscribed normal decompositions of Euclidean Jordan algebras
Michael Orlitzky


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