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
相关论文
共 50 条
  • [11] The convex-concave rule and the lever law
    Schomacher, Jochen
    MANUAL THERAPY, 2009, 14 (05) : 579 - 582
  • [12] Biconcave and Convex-Concave Tribenzotriquinacene Dimers
    Li, Zhi-Min
    Li, Ya-Wei
    Cao, Xiao-Ping
    Chow, Hak-Fun
    Kuck, Dietmar
    JOURNAL OF ORGANIC CHEMISTRY, 2018, 83 (07): : 3433 - 3440
  • [13] PID Design by Convex-Concave Optimization
    Hast, M.
    Astrom, K. J.
    Bernhardsson, B.
    Boyd, S.
    2013 EUROPEAN CONTROL CONFERENCE (ECC), 2013, : 4460 - 4465
  • [14] Exact multiplicity of positive solutions for concave-convex and convex-concave nonlinearities
    Korman, Philip
    Li, Yi
    JOURNAL OF DIFFERENTIAL EQUATIONS, 2014, 257 (10) : 3730 - 3737
  • [15] Spectral broadening in convex-concave multipass cells
    Hariton, Victor
    Fritsch, Kilian
    Schwarz, Kevin
    Kovalenko, Nazar
    Figueira, Goncalo
    Arisholm, Gunnar
    Pronin, Oleg
    OPTICS EXPRESS, 2023, 31 (12): : 19554 - 19568
  • [16] A theorem for piecewise convex-concave data approximation
    Demetriou, IC
    JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2004, 164 : 245 - 254
  • [17] A convex-concave problem with a nonlinear boundary condition
    Garcia-Azorero, J
    Peral, I
    Rossi, JD
    JOURNAL OF DIFFERENTIAL EQUATIONS, 2004, 198 (01) : 91 - 128
  • [18] On self-concordant convex-concave functions
    Nemirovski, Arkadi
    Optimization Methods and Software, 1999, 11 (01): : 303 - 384
  • [19] Mesh segmentation based on convex-concave signal
    Dong, Hongwei
    Li, Zhong
    Zhou, Rurong
    Wu, Xiaojun
    Jisuanji Fuzhu Sheji Yu Tuxingxue Xuebao/Journal of Computer-Aided Design and Computer Graphics, 2009, 21 (03): : 295 - 304
  • [20] Convex-Concave Procedure for Weighted Sum-Rate Maximization in a MIMO Interference Network
    You, Seungil
    Chen, Lijun
    Liu, Youjian
    2014 IEEE GLOBAL COMMUNICATIONS CONFERENCE (GLOBECOM 2014), 2014, : 4060 - 4065
12345