Optimization Online


All Areas Submissions - October 2020

Integer Programming
Feasible rounding approaches for equality constrained mixed-integer optimization problems
Christoph Neumann, Oliver Stein

Nonlinear Optimization
Optimizing hypergraph-based polynomials modeling job-occupancy in queueing with redundancy scheduling
Daniel Brosch, M. Laurent, Andries Steenkamp

Stochastic Programming
Risk-Averse Multistage Stochastic Programs with Expected Conditional Risk Measures
Maryam Khatami, Thuener Silva, Bernardo K. Pagnoncelli, Lewis Ntaimo

Network Optimization
Optimal Steiner Trees Under Node and Edge Privacy Conflicts
Alessandro Hill, Roberto Baldacci, Stefan Voss

Convex and Nonsmooth Optimization
Generalized Self-Concordant Analysis of Frank-Wolfe algorithms
Pavel Dvurechensky, Kamil Safin, Shimrit Shtern, Mathias Staudigl

Convex and Nonsmooth Optimization
New efficient approach in finding a zero of a maximal monotone operator
Ba Khiet Le

Combinatorial Optimization
Improved Branch-and-Cut for the Inventory Routing Problem Based on a Two-Commodity Flow Formulation
Eleftherios G. Manousakis, Panagiotis Repoussis, Emmanouil Zachariadis, Christos Tarantilis

Nonlinear Optimization
Optimization with Least Constraint Violation
Yu-Hong Dai, Liwei Zhang

Nonlinear Optimization
Tight bounds on the maximal perimeter and the maximal width of convex small polygons
Christian Bingane

Applications — Science and Engineering
Robot Dance: a mathematical optimization platform for intervention against Covid-19 in a complex network
Luis Gustavo Nonato, Pedro Peixoto, Tiago Pereira, Claudia Sagastizabal, Paulo J. S. Silva

Convex and Nonsmooth Optimization
Convergence of Proximal Gradient Algorithm in the Presence of Adjoint Mismatch
Emilie Chouzenoux, Jean-Christophe Pesquet, Cyril Riddel, Marion Savanier, Yves Trousset

Network Optimization
Full Cover Refueling Station Location Problem with Routing
Omer Kinay, Fatma Gzara, Sibel Alumur Alev

Nonlinear Optimization
A Noise-Tolerant Quasi-Newton Method for Unconstrained Optimization
Hao-Jun Shi, Yuchen Xie, Richard Byrd, Jorge Nocedal

Applications — OR and Management Sciences
New algorithms for hierarchical optimisation in kidney exchange programmes
Maxence Delorme, Sergio Garcia, Jacek Gondzio, Joerg Kalcsics, David Manlove, William Pettersson

Integer Programming
Matching Algorithms and Complexity Results for Constrained Mixed-Integer Optimal Control with Switching Costs
Felix Bestehorn, Christian Kirches

Robust Optimization
On Distributionally Robust Multistage Convex Optimization: New Algorithms and Complexity Analysis
Shixuan Zhang, Xu Andy Sun

Robust Optimization
A General Framework for Optimal Data-Driven Optimization
Tobias Sutter, Bart P.G. Van Parys, Daniel Kuhn

Global Optimization
Spectral relaxations and branching strategies for global optimization of mixed-integer quadratic programs
Carlos Nohra, Arvind Raghunathan, Nikolaos Sahinidis

Linear, Cone and Semidefinite Programming
Partial Lasserre relaxation for sparse Max-Cut
Juan S. Campos, Ruth Misener, Panos Parpas

Applications — OR and Management Sciences
Tao Min, Lou Yifei

Integer Programming
Why there is no need to use a big-M in linear bilevel optimization: A computational study of two ready-to-use approaches
Thomas Kleinert, Martin Schmidt

Applications — OR and Management Sciences
Planning the City Operations of a Parcel Express Company
Haotian Wu, Martin Savelsbergh, Yixiao Huang

Complementarity and Variational Inequalities
On Linear Bilevel Optimization Problems with Complementarity-Constrained Lower Levels
Steven A. Gabriel, Marina Leal, Martin Schmidt

Applications — Science and Engineering
New exact approaches for the combined cell layout problem and extensions of the multi-bay facility layout problem
Mirko Dahlbeck, Anja Fischer, Kerstin Maier, Philipp Hungerlänger

Stochastic Programming
A Novel Solution Methodology for Wasserstein-based Data-Driven Distributionally Robust Problems
Carlos Gamboa, Davi Valladão, Alexandre Street, Tito Homem-de-Mello

Nonlinear Optimization
Accelerating Barzailai-Borwein gradient method by imposing two-dimensional quadratic termination property
Yakui Huang, Yu-Hong Dai, Xin-Wei Liu

Nonlinear Optimization
An Inertial Block Majorization Minimization Framework for Nonsmooth Nonconvex Optimization
Le Thi Khanh Hien, Duy Nhat Phan, Nicolas Gillis

Convex and Nonsmooth Optimization
Convergence analysis of a partial LQP-based ADMM for multi-block separable convex optimization
Jianchao Bai, Yuxue Ma, Hao Sun

Applications — OR and Management Sciences
An Application of a Traveling Salesman Problem with Independent Clusters for Cash-Collection Routing
Lena Oberfichtner, Bismark Singh, Sergey Ivliev

Convex and Nonsmooth Optimization
Faster Lagrangian-Based Methods in Convex Optimization
Shoham Sabach, Marc Teboulle

Linear, Cone and Semidefinite Programming
An echelon form of weakly infeasible semidefinite programs and bad projections of the psd cone
Gabor Pataki, Aleksandr Touzov

Applications — OR and Management Sciences
Optimal Order Batching in Warehouse Management: A Data-Driven Robust Approach
Vedat Bayram, Gohram Baloch, Fatma Gzara, Samir Elhedhli

Applications — OR and Management Sciences
Dynamic Discretization Discovery for Solving the Continuous Time Inventory Routing Problem with Out-and-Back Routes
Felipe Lagos, Natashia Boland, Martin Savelsbergh

Combinatorial Optimization
Compact Integer Linear Programming Formulations for the Temporal Bin Packing Problem with Fire-Ups
John Martinovic, Nico Strasdat, Maximilian Selch

Other Topics
An approximation algorithm for multi-objective optimization problems using a box-coverage
Gabriele Eichfelder, Leo Warnow

Applications — OR and Management Sciences
Stochastic Optimization Approaches to Fleet Allocation for a Last-Mile Transportation System under Demand Uncertainty
Karmel S. Shehadeh, Hai Wang, Peter Zhang

Global Optimization
Halting Time is Predictable for Large Models: A Universality Property and Average-case Analysis
Courtney Paquette, Bart van Merrienboer, Elliot Paquette, Fabian Pedregosa

Applications — Science and Engineering
Two decades of blackbox optimization applications
Stéphane Alarie, Charles Audet, Aïmen E. Gheribi, Michael Kokkolaras, Sébastien Le Digabel

Complementarity and Variational Inequalities
Convergence Rate of an Inertial Extragradient Method for Strongly Pseudomonotone Equilibrium Problems in Hilbert Spaces
Phan Vuong, Viet Thong Duong

Applications — Science and Engineering
Failure Probability Constrained AC Optimal Power Flow
Anirudh Subramanyam, Jacob Roth, Mihai Anitescu

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