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求解二次锥规划问题的非精确光滑算法
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作者 于桃艳 刘三阳 +1 位作者 蔡晓娜 张菲 《吉林大学学报(理学版)》 CAS CSCD 北大核心 2012年第5期881-886,共6页
针对大规模二次锥规划问题提出一种非精确光滑算法.该算法允许搜索方向有一定的误差,在选择步长时采用非单调线性搜索策略.证明了从任意点出发能得到算法的局部二次收敛速率.
关键词 二次锥规划问题 非精确光滑算法 局部收敛
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EXTENSION OF SMOOTHING NEWTON ALGORITHMS TO SOLVE LINEAR PROGRAMMING OVER SYMMETRIC CONES 被引量:3
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作者 Zhenghai HUANG Xiaohong LIU 《Journal of Systems Science & Complexity》 SCIE EI CSCD 2011年第1期195-206,共12页
There recently has been much interest in studying some optimization problems over symmetric cones. This paper deals with linear programming over symmetric cones (SCLP). The objective here is to extend the Qi-Sun-Zho... There recently has been much interest in studying some optimization problems over symmetric cones. This paper deals with linear programming over symmetric cones (SCLP). The objective here is to extend the Qi-Sun-Zhou's smoothing Newton algorithm to solve SCLP, where characterization of symmetric cones using Jordan algebras forms the fundamental basis for our analysis. By using the theory of Euclidean Jordan algebras, the authors show that the algorithm is globally and locally quadratically convergent under suitable assumptions. The preliminary numerical results for solving the second-order cone programming are also reported. 展开更多
关键词 Euclidean Jordan algebra linear programming smoothing algorithm symmetric cone.
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