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Optimization Online





 

Optimization Online Digest — June 2012

Applications — OR and Management Sciences

A Capacitated Network Flow Optimization Approach for Short Notice Evacuation Planning
Gino J Lim, Shabnam Zangeneh, MohammadReza Banarnemati, Tiravat Assavapokee

Algorithms for the Cross-dock Door Assignment Problem
Monique Guignard, Peter Hahn, Artur Pessoa, Daniel Cardoso da Silva

Applications — Science and Engineering

Automated improvement of radiation therapy treatment plans by optimization under reference dose constraints
Albin Fredriksson

A new Search via Probability Algorithm for solving Engineering Optimization Problems
Nguyen Huu Thong

Matheuristics for $\Psi$-Learning
Emilio Carrizosa, Amaya Nogales-Gómez, Dolores Romero Morales

Combinatorial Optimization

The Hirsch Conjecture for the Fractional Stable Set Polytope
Carla Michini, Antonio Sassano

Complementarity and Variational Inequalities

An algorithmic characterization of P-matricity
Ibtihel Ben Gharbia, Jean Charles Gilbert

Convex and Nonsmooth Optimization

Greedy approximation in convex optimization
Vladimir Temlyakov

Greedy expansions in convex optimization
Vladimir Temlyakov

Newton-Like Methods for Sparse Inverse Covariance Estimation
Peder Olsen, Figen Oztoprak, Jorge Nocedal, Stephen Rennie

Optimal Stochastic Approximation Algorithms for Strongly Convex Stochastic Composite Optimization, II: Shrinking Procedures and Optimal Algorithms
Saeed Ghadimi, Guanghui Lan

A quasi-Newton proximal splitting method
Stephen Becker, Jalal Fadili

A primal-dual splitting algorithm for finding zeros of sums of maximally monotone operators
Radu Ioan Bot, Ernö Robert Csetnek, Andre Heinrich

A Family of Second-Order Methods for Convex L1-Regularized Optimization
Richard H Byrd, Gillian M Chin, Jorge Nocedal, Figen Oztoprak

Integer Programming

A conic representation of the convex hull of disjunctive sets and conic cuts for integer second order cone optimization
Pietro Belotti, Julio C. Goez, Imre Polik, Ted K. Ralphs, Tamas Terlaky

Aircraft deconfliction with speed regulation: new models from mixed-integer optimization
Sonia Cafieri, Nicolas Durand

Equivariant Perturbation in Gomory and Johnson's Infinite Group Problem
Amitabh Basu, Robert Hildebrand, Matthias Koeppe

Two-stage Models and Algorithms for Optimizing Infrastructure Design and Recovery Operations under Stochastic Disruptions
Siqian Shen

Linear, Cone and Semidefinite Programming

Moment approximations for set-semidefinite polynomials
Peter Dickinson, Janez Povh

Factoring nonnegative matrices with linear programs
Victor Bittorf, Benjamin Recht, Christopher Re, Joel Tropp

Upper bounds for packings of spheres of several radii
David de Laat, Fernando de Oliveira Filho, Frank Vallentin

A new warmstarting strategy for the primal-dual column generation method
Jacek Gondzio, Pablo González-Brevis

The Nonnegative $l_0$ Norm Minimization under Generalized $Z$-matrix Measurement
Ziyan Luo, Linxia Qin, Lingchen Kong, Naihua Xiu

On the cp-rank and the minimal cp factorization of a completely positive matrix
Immanuel M. Bomze, Florian Jarre, Werner Schachinger

Nonlinear Optimization

Stochastic First- and Zeroth-order Methods for Nonconvex Stochastic Programming
Saeed Ghadimi, Guanghui Lan

A GLOBALLY CONVERGENT STABILIZED SQP METHOD
Daniel Robinson, Philip Gill

Robust Optimization

Supermodularity and Affine Policies in Dynamic Robust Optimization
Dan Iancu, Mayank Sharma, Maxim Sviridenko

Stochastic Programming

Mixed-Integer Programming Models and Polynomial-time Algorithms for Solving Probabilistic Multicommodity Flow Capacity Expansion Problems
Siqian Shen

Risk Optimization in Probabilistic Programs with Single or Multiple Chance Constraints
Siqian Shen

Quantitative Stability Analysis of Stochastic Generalized Equations
Yongchao Liu, Werner Romisch, Huifu Xu


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