FOCUSS IS A CONVEX-CONCAVE PROCEDURE

被引:0
|
作者
Hyder, Md Mashud [1 ]
Mahata, Kaushik [1 ]
机构
[1] Univ Newcastle, Sch Elect Engn & Comp Sci, Callaghan, NSW 2308, Australia
关键词
FOCUSS; sparse recovery; convex-concave; SPARSE SIGNAL RECONSTRUCTION; ALGORITHM; RECOVERY;
D O I
暂无
中图分类号
O42 [声学];
学科分类号
070206 ; 082403 ;
摘要
We show the powerful sparse signal recovery approach FOCUSS is a convex-concave procedure. It follows a Newton-like decent direction by retaining the positive definite component of the Hessian matrix. This motivates an improved implementation of FOCUSS.
引用
收藏
页码:4216 / 4219
页数:4
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