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2017 | OriginalPaper | Buchkapitel

11. Interior Point Methods

verfasst von : Nikolaos Ploskas, Nikolaos Samaras

Erschienen in: Linear Programming Using MATLAB®

Verlag: Springer International Publishing

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Abstract

Nowadays, much attention is focused on primal-dual Interior Point Methods (IPMs) due to their great computational performance. IPMs have permanently changed the landscape of mathematical programming theory and computation. Most primal-dual IPMs are based on Mehrotra’s Predictor-Corrector (MPC) method. In this chapter, a presentation of the basic concepts of primal-dual IPMs is performed. Next, we present the MPC method. The various steps of the algorithm are presented. Numerical examples are also presented in order for the reader to understand better the algorithm. Furthermore, an implementation of the algorithm in MATLAB is presented. Finally, a computational study over benchmark LPs and randomly generated sparse LPs is performed in order to compare the efficiency of the proposed implementation with MATLAB’s IPM solver.

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Metadaten
Titel
Interior Point Methods
verfasst von
Nikolaos Ploskas
Nikolaos Samaras
Copyright-Jahr
2017
DOI
https://doi.org/10.1007/978-3-319-65919-0_11