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
来源：
2011 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING | 2011年
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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