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A Robust Optimization Perspective on Stochastic Programming

Xin Chen, Melvyn Sim, Peng Sun

Operations Research · 2007 · Volume 55 · Issue 6

DOI: 10.1287/opre.1070.0441

Abstract

In this paper, we introduce an approach for constructing uncertainty sets for robust optimization using new deviation measures for random variables termed the forward and backward deviations . These deviation measures capture distributional asymmetry and lead to better approximations of chance constraints. Using a linear decision rule, we also propose a tractable approximation approach for solving a class of multistage chance-constrained stochastic linear optimization problems. An attractive feature of the framework is that we convert the original model into a second-order cone program, which is computationally tractable both in theory and in practice. We demonstrate the framework through an application of a project management problem with uncertain activity completion time.

Keywords

programming, stochastic

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