Optimization Online


All Areas Submissions - March 2012

Applications — OR and Management Sciences
Efficient Cardinality/Mean-Variance Portfolios
R. P. Brito, L. N. Vicente

Nonlinear Optimization
Global convergence and the Powell singular function
Trond Steihaug, Sara Suleiman

Linear, Cone and Semidefinite Programming
Irreducible elements of the copositive cone
Peter J.C. Dickinson, Mirjam DŁr, Luuk Gijben, Roland Hildebrand

Nonlinear Optimization
About Relaxing the Mangasarian-Fromovitz Constraint Qualification
Alexander Kruger, Leonid Minchenko, Jiri Outrata

Convex and Nonsmooth Optimization
Reweighted $\ell_1$-Minimization for Sparse Solutions to Underdetermined Linear Systems
Yun-Bin Zhao, Duan Li

Nonlinear Optimization
On the evaluation complexity of cubic regularization methods for potentially rank-deficient nonlinear least-squares problems and its relevance to constrained nonlinear optimization
Coralia Cartis, Nicholas I M Gould, Philippe L Toint

Optimization Software and Modeling Systems
Customizing the Solution Process of COIN-ORís Linear Solvers with Python
Mehdi Towhidi, Dominique Orban

Nonlinear Optimization
On optimizing the sum of the Rayleigh quotient and the generalized Rayleigh quotient on the unit sphere
Zhang Leihong

Linear, Cone and Semidefinite Programming
Logarithmic barriers for sparse matrix cones
Martin Andersen, Joachim Dahl, Lieven Vandenberghe

Convex and Nonsmooth Optimization
Level Bundle Methods for oracles with on-demand accuracy
Welington Oliveira, Claudia Sagastiz√°bal

Combinatorial Optimization
Compact formulations of the Steiner traveling salesman problem and related problems
Adam Letchford, Saeideh Nasiri, Dirk Theis

Combinatorial Optimization
A Dynamic Programming Heuristic for the Quadratic Knapsack Problem
Adam Letchford, Franklin Djeumou Fomeni

Nonlinear Optimization
A Low-Memory Approach For Best-State Estimation Of Hidden Markov Models With Model Error
Mihai Anitescu, Xiaoyan Zeng, Emil Constantinescu

Applications — OR and Management Sciences
Stochastic Optimization Approach to Water Management in Cooling-Constrained Power Plants
Juan M. Salazar, Urmila Diwekar, Emil Constantinescu, Victor M. Zavala

Applications — Science and Engineering
MILP formulation of islanding of power networks
Paul Trodden, Waqquas Bukhsh, Andreas Grothey, Ken McKinnon

Convex and Nonsmooth Optimization
Boris Mordukhovich, Nghia Tran

Linear, Cone and Semidefinite Programming
Scaling relationship between the copositive cone and Parrilo's first level approximation
Dickinson Peter J.C., Duer Mirjam, Luuk Gijben, Roland Hildebrand

Applications — Science and Engineering
Approximate Maximum Principle for Discrete Approximations of Optimal Control Systems with Nonsmooth Objectives and Endpoint Constraints
Boris Mordukhovich, Ilya Shvartsman

Applications — OR and Management Sciences
Economic and Environmental Analysis of Photovoltaic Energy Systems via Robust Optimization
Shimpei Okido, Akiko Takeda

Applications — OR and Management Sciences
Scatter search algorithms for the single row facility layout problem
Ravi Kothari, Diptesh Ghosh

Nonlinear Optimization
Limited Memory Block Krylov Subspace Optimization for Computing Dominant Singular Value Decompositions

Other Topics
On Differentiability Properties of Player Convex Generalized Nash Equilibrium Problems
Nadja Harms, Christian Kanzow, Oliver Stein

Nonlinear Optimization
New updates of incomplete LU factorizations and applications to large nonlinear systems
Stefania Bellavia, Benedetta Morini, Margherita Porcelli

Integer Programming
A Refined Gomory-Chv√°tal Closure for Polytopes in the Unit Cube
Juliane Dunkel, Andreas S. Schulz

Convex and Nonsmooth Optimization
Learning how to play Nash, potential games and alternating minimization method for structured nonconvex problems on Riemannian manifolds
J.X. da Cruz Neto, P.R. Oliveira, P.A. Soares Jr., A. Soubeyran

Other Topics
Risk-Averse Control of Undiscounted Transient Markov Models
Ozlem Cavus, Andrzej Ruszczynski

Integer Programming
Bilevel Programming and the Separation Problem
Andrea Lodi, Ted Ralphs, Gerhard Woeginger

Integer Programming
What Could a Million Cores Do To Solve Integer Programs?
Thorsten Koch, Ted Ralphs, Yuji Shinano

Integer Programming
Solving Mixed-Integer Nonlinear Programs by QP-Diving
Ashutosh Mahajan, Sven Leyffer, Christian Kirches

Infinite Dimensional Optimization
How to Solve a Semi-infinite Optimization Problem
Oliver Stein

Applications — OR and Management Sciences
Flow shop scheduling with peak power consumption constraints
K. Fang, N. A. Uhan, F. Zhao, J. W. Sutherland

Applications — OR and Management Sciences
Robust Decision Making using a Risk-Averse Utility Set
Jian Hu, Sanjay Mehrotra

Linear, Cone and Semidefinite Programming
Complexity of the positive semidefinite matrix completion problem with a rank constraint
Marianna Eisenberg-Nagy, Monique Laurent, Antonios Varvitsiotis

Convex and Nonsmooth Optimization
A Proximal-Gradient Homotopy Method for the Sparse Least-Squares Problem
Lin Xiao, Tong Zhang

Combinatorial Optimization
Exact Algorithms for Combinatorial Optimization Problems with Submodular Objective Functions
Frank Baumann, Sebastian Berckey, Christoph Buchheim

Applications — OR and Management Sciences
A distribution-free risk-reward newsvendor model: Extending Scarf's min-max order formula
Donglei Du, Qiaoming Han, Luis Zuluaga

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