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文章基本信息

  • 标题:Correcting Inconsistency in Linear Inequalities by Minimal Change in the Right Hand Side Vector
  • 本地全文:下载
  • 作者:Saeed Ketabchi ; Maziar Salahi
  • 期刊名称:Computer Science Journal of Moldova
  • 印刷版ISSN:1561-4042
  • 出版年度:2009
  • 卷号:17
  • 期号:2
  • 页码:179-192
  • 出版社:Institute of Mathematics and Computer Science
  • 摘要:Correcting an inconsistent set of linear inequalities by minimal changes in problem data is a well studied problem and up to now several algorithms have been developed to do this task. In this paper, we consider doing the minimal correction using the l 2 norm by changing just the right hand vector. A new formulation of the problem is introduced and its relation with the normal solution of the alternative system of the original system is given. Then a generalized Newton algorithm is designed to solve the new formulation. Extensive computational results using this algorithm and conjugate gradient method is reported to demonstrate the advantages and disadvantages of the two algorithms.
  • 关键词:Linear Inequalities; Convex Optimization; Conjugate Gradient Method; Generalized Newton Method; Barrier Method
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