中国科学:信息科学(英文版)2024,Vol.67Issue(12) :223-235.DOI:10.1007/s11432-024-4210-2

A distributed decomposition algorithm for solving large-scale mixed integer programming problem

Fangzheng TIAN Hongzhe LIU Wenwu YU
中国科学:信息科学(英文版)2024,Vol.67Issue(12) :223-235.DOI:10.1007/s11432-024-4210-2

A distributed decomposition algorithm for solving large-scale mixed integer programming problem

Fangzheng TIAN 1Hongzhe LIU 2Wenwu YU2
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作者信息

  • 1. School of Cyber Science and Engineering,Southeast University,Nanjing 210000,China
  • 2. School of Mathematics,Southeast University,Nanjing 210000,China
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Abstract

Mixed integer programming is inherently involved in solving a significant number of practical problems.This paper focuses on mixed integer programming,where the objective function is the summation of N functions,and the constraints include both scalar coupling and set constraints.Given the potentially large scale of these problems,the goal of this work is to propose a distributed method to solve large-scale problems more efficiently.The right-hand side allocation decomposition approach is employed to address the large-scale mixed integer programming problem.Algorithms are then proposed for solving these problems,based on the analysis of the continuity,differentiability,and local convexity properties of the decomposed subproblems.Simulation experiments with randomly generated coefficients demonstrate the superior perfor-mance of the proposed algorithms compared to the Gurobi solver,offering higher solution accuracy and faster processing time for large-scale mixed integer programming problems with nonlinear objective and constraint functions.

Key words

mixed integer programming/decomposition methods/distributed optimization

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出版年

2024
中国科学:信息科学(英文版)
中国科学院

中国科学:信息科学(英文版)

CSTPCDEI
影响因子:0.715
ISSN:1674-733X
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