Quadratic reformulations of nonlinear binary optimization problems

Very large nonlinear unconstrained binary optimization problems arise in a broad array of applications. Several exact or heuristic techniques have proved quite successful for solving many of these problems when the objective function is a quadratic polynomial. However, no similarly efficient methods...

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Vydané v:Mathematical programming Ročník 162; číslo 1-2; s. 115 - 144
Hlavní autori: Anthony, Martin, Boros, Endre, Crama, Yves, Gruber, Aritanan
Médium: Journal Article
Jazyk:English
Vydavateľské údaje: Berlin/Heidelberg Springer Berlin Heidelberg 01.03.2017
Springer Nature B.V
Springer
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ISSN:0025-5610, 1436-4646, 1436-4646
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Shrnutí:Very large nonlinear unconstrained binary optimization problems arise in a broad array of applications. Several exact or heuristic techniques have proved quite successful for solving many of these problems when the objective function is a quadratic polynomial. However, no similarly efficient methods are available for the higher degree case. Since high degree objectives are becoming increasingly important in certain application areas, such as computer vision, various techniques have been recently developed to reduce the general case to the quadratic one, at the cost of increasing the number of variables by introducing additional auxiliary variables. In this paper we initiate a systematic study of these quadratization approaches. We provide tight lower and upper bounds on the number of auxiliary variables needed in the worst-case for general objective functions, for bounded-degree functions, and for a restricted class of quadratizations. Our upper bounds are constructive, thus yielding new quadratization procedures. Finally, we completely characterize all “minimal” quadratizations of negative monomials.
Bibliografia:SourceType-Scholarly Journals-1
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scopus-id:2-s2.0-84973103255
PAI P7/36 Comex
ISSN:0025-5610
1436-4646
1436-4646
DOI:10.1007/s10107-016-1032-4