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Optimization Online Digest — May 2006

Applications — OR and Management Sciences

Parallel machine scheduling problem with earliness-tardiness penalties and restrictive common due date: exponential neighborhood search
Y.A. Rios Solis, F. Sourd

Applications — Science and Engineering

Detecting relevant variables and interactions for classification in Support Vector Machines
Emilio Carrizosa, Belen Martin-Barragan, Dolores Romero Morales

Multi-group Support Vector Machines with measurement costs: a biobjective approach
Emilio Carrizosa, Belen Martin-Barragan, Dolores Romero Morales

Combinatorial Optimization

Improved bounds for the symmetric rendezvous search problem on the line
Q. Han, D. Du, J. C. Vera, L. F. Zuluaga

Copositive programming motivated bounds on the stability and the chromatic number
Igor Dukanovic, Franz Rendl

Convex and Nonsmooth Optimization

Discrete gradient method: a derivative free method for nonsmooth optimization
Adil Bagirov, Bulent Karasozen, Meral Sezer

Steepest descent method for quasiconvex minimization on Riemannian manifolds
Erik Papa Quiroz, E. M. Quispe, P. Roberto Oliveira

Perturbed projections and subgradient projections for the multiple-sets split feasibility problem
Yair Censor, Avi Motova, Alexander Segal

A Proximal Cutting Plane Method Using Chebychev Center for Nonsmooth Convex Optimization
Adam Ouorou

Integer Programming

New Inequalities for Finite and Infinite Group Problems from Approximate Lifting
Lisa A. Miller, Yanjun Li, Jean-Philippe P. Richard

Robust Branch-Cut-and-Price for the Capacitated Minimum Spanning Tree Problem over a Large Extended Formulation
Eduardo Uchoa, Ricardo Fukasawa, Jens Lysgaard, Artur Pessoa, Marcus Poggi de Arag„o, Diogo Andrade

Linear, Cone and Semidefinite Programming

Implementation of Warm-Start Strategies in Interior-Point Methods for Linear Programming in Fixed Dimension
Elizabeth John, E. Alper Yildirim

Target following algorithms for semidefinite programming
Chek Beng Chua

Robust Semidefinite Programming Approaches for Sensor Network Localization with Anchors
Nathan Krislock, Veronica Piccialli, Henry Wolkowicz

An Efficient Approach to Updating Simplex Multipliers in the Simplex Algorithm
Jian-Feng Hu, Ping-Qi Pan

Globally Optimal Solutions for Large Single-Row Facility Layout Problems
Miguel F. Anjos, Anthony Vannelli

An inexact primal-dual path following algorithm for convex quadratic SDP
Kim-Chuan Toh

Nonlinear Optimization

Coordinate and Subspace Optimization Methods for Linear Least Squares with Non-Quadratic Regularization
Michael Elad, Boaz Matalon, Michael Zibulevsky

Exploiting Equalities in Polynomial Programming
Vera Juan, Pena Javier, Luis Zuluaga

Recognizing Underlying Sparsity in Optimization
Sunyoung Kim, Masakazu Kojima, Philippe Toint

Robust Optimization

Robust and Data-Driven Optimization: Modern Decision-Making Under Uncertainty
Dimitris Bertsimas, Aurelie Thiele

Goal Driven Optimization
Melvyn Sim, Wenqing Chen

Stochastic Programming

Totally Unimodular Stochastic Programs
Nan Kong, Andrew Schaefer, Shabbir Ahmed

Valid Inequalities and Restrictions for Stochastic Programming Problems with First Order Stochastic Dominance Constraints
Nilay Noyan, Andrzej Ruszczynski


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