A new criterion for an inexact parallel splitting augmented Lagrangian method

被引:0
|
作者
Kou, Xipeng [1 ]
Li, Shengjie [1 ]
Wang, Xueyong [1 ]
机构
[1] Chongqing Univ, Coll Math & Stat, Chongqing 401331, Peoples R China
基金
中国国家自然科学基金;
关键词
variational inequalities; proximal point method; decomposition splitting method; projection and contraction methods; PROJECTION;
D O I
10.1186/s13660-015-0660-1
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we study the computational method for solving the variational inequality problem with the separable structure and linear constraints. We propose a new relaxed inexact criterion and a prediction-correction approach in the inexact splitting parallel augmented Lagrangian methods, which make it easier to solve the resulting subproblems. Under a mild condition, we prove the global convergence and establish a worst-case convergence rate for the new inexact algorithm. Some numerical experiments show the effectiveness and feasibility of the new inexact method.
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页数:18
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