Optimization Online


All Areas Submissions - November 2008

Optimization Software and Modeling Systems
Implementing Algorithms for Signal and Image Reconstruction on Graphical Processing Units
Sangkyun Lee, Stephen Wright

Global Optimization
A Framework for Optimization under Ambiguity
David Wozabal

Global Optimization
Global Optimization of Non-Linear Systems of Equations by Simulating the Flight of a Projectile in the Conformational Space
Nicholas Harkiolakis

Applications — Science and Engineering
Support vector machines with the ramp loss and the 0-1 loss
J.P. Brooks

Integer Programming
Cutting Plane Algorithms for 0-1 Programming Based on Cardinality Cuts
osman oguz

Nonlinear Optimization
Proximal Methods for Nonlinear Programming: Double Regularization and Inexact Subproblems
Jonathan Eckstein, Paulo J.S. Silva

Stochastic Programming
A Cutting Surface Method for Uncertain Linear Programs with Polyhedral Stochastic Dominance Constraints
Tito Homem-de-Mello, Sanjay Mehrotra

Nonlinear Optimization
Nonlinear Stepsize Control, Trust Regions and Regularizations for Unconstrained Optimization
Philippe Toint

Robust Optimization
A Linear Storage-Retrieval Policy for Robust
Marcus Ang, Yun Fong Lim, Melvyn Sim

Convex and Nonsmooth Optimization
A full-Newton step infeasible interior-point algorithm for linear programming based on a kernel function
Zhongyi Liu

Combinatorial Optimization
Fibonacci Index and Stability Number of Graphs: a Polyhedral Study
V. Bruyčre, H. Mélot

Combinatorial Optimization
Efficient high-precision dense matrix algebra on parallel architectures for nonlinear discrete optimization
John Gunnels, Jon Lee, Susan Margulies

Combinatorial Optimization
Minimizing the sum of weighted completion times in a concurrent open shop
Monaldo Mastrolilli, Maurice Queyranne, Andreas S. Schulz, Ola Svensson, Nelson A. Uhan

Applications — OR and Management Sciences
A Unified Approach for Cycle Service Levels
Miguel Lejeune

Integer Programming
Convex Relaxations of Non-Convex Mixed Integer Quadratically Constrained Programs: Projected Formulations
Anureet Saxena, Pierre Bonami, Jon Lee

Applications — Science and Engineering
Consideration of Gas Supply Contracts with Take-or-pay Clauses in the Brazilian Long-term Energy Planning
Leonardo A. M. Moraes, Claudia Sagastizábal, Maria Elvira P. Maceira

Convex and Nonsmooth Optimization
Incremental-like Bundle Methods with Application to Energy Planning
Grégory Emiel, Claudia Sagastizábal

Applications — OR and Management Sciences
Optimization of Real Asset Portfolio using a Coherent Risk Measure: Application to Oil and Energy Industries
Sergio Bruno, Claudia Sagastizábal

Global Optimization
A genetic algorithm for a global optimization problem arising in the detection of gravitational waves
Daniela di Serafino, Susana Gomez, Leopoldo Milano, Filippo Riccio, Gerardo Toraldo

Global Optimization
Global Optimization for the Design of Space Trajectories
Bernardetta Addis, Andrea Cassioli, Marco Locatelli, Fabio Schoen

Convex and Nonsmooth Optimization
Fixed point and Bregman iterative methods for matrix rank minimization
Shiqian Ma, Donald Goldfarb, Lifeng Chen

Stochastic Programming
Optimal Scenario Tree Reduction for Stochastic Streamflows in Power Generation Planning Problems
W.L. Oliveira, C. Sagastizábal, D.D.J. Penna, M.E.P. Mceira, J.M. Damazio

Integer Programming
Reformulations and Algorithms for the Optimization of Switching Decisions in Nonlinear Optimal Control
Sebastian Sager

Network Optimization
Bidirectional A* Search on Time-Dependent Road Networks
Giacomo Nannicini, Daniel Delling, Dominik Schultes, Leo Liberti

Applications — Science and Engineering
Sensitivity analysis of the optimal solutions to Huff-type competitive location and design problems
Boglárka Tóth, Frank Plastria, José Fernández, Blas Pelegrín

Applications — Science and Engineering
Generalized power method for sparse principal component analysis
Michel Journee, Yurii Nesterov, Peter Richtarik, Rodolphe Sepulchre

Convex and Nonsmooth Optimization
Adaptive First-Order Methods for General Sparse Inverse Covariance Selection
Zhaosong Lu

Applications — OR and Management Sciences
Project Scheduling
Jorge Magalhaes-Mendes

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