Geometric properties of positive definite matrices cone with respect to the Thompson metric

被引:2
|
作者
Ito, Masatoshi [1 ]
Seo, Yuki [2 ]
Yamazaki, Takeaki [3 ]
Yanagida, Masahiro [4 ]
机构
[1] Maebashi Inst Technol, Dept Integrated Design Engn, Maebashi, Gunma 3710816, Japan
[2] Shibaura Inst Technol, Fac Engn, Saitama 3378570, Japan
[3] Toyo Univ, Dept Elect Elect & Comp Engn, Kawagoe, Saitama 3508585, Japan
[4] Tokyo Univ Sci, Fac Sci, Dept Math Informat Sci, Tokyo 1628601, Japan
关键词
Positive definite matrix; Thompson metric; Geometric mean; CONVEXITY;
D O I
10.1016/j.laa.2011.03.063
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We shall discuss geometric properties of a quadrangle with parallelogramic properties in a convex cone of positive definite matrices with respect to Thompson metric. (C) 2011 Elsevier Inc. All rights reserved.
引用
收藏
页码:2054 / 2064
页数:11
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