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

页码：4216 / 4219

页数：4

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