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Dual-density-based reweighted l(1)-algorithms for a class of l(0)-minimization problems 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2021, 页码: 24
作者:  Xu, Jialiang;  Zhao, Yun-Bin
收藏  |  浏览/下载：175/0  |  提交时间：2021/06/01
Merit functions for sparsity  l(0)-minimization  Dual-density-based algorithm  Strict complementarity  Bilevel optimization  Convex relaxation  
Almost everywhere injectivity conditions for the matrix recovery problem 期刊论文
APPLIED AND COMPUTATIONAL HARMONIC ANALYSIS, 2021, 卷号: 50, 页码: 386-400
作者:  Rong, Yi;  Wang, Yang;  Xu, Zhiqiang
收藏  |  浏览/下载：155/0  |  提交时间：2021/01/14
Low-rank matrix recovery  Determinant variety  Rank minimization  Compressed sensing  
A new piecewise quadratic approximation approach for L-0 norm minimization problem 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 1, 页码: 185-204
作者:  Li, Qian;  Bai, Yanqin;  Yu, Changjun;  Yuan, Ya-xiang
收藏  |  浏览/下载：204/0  |  提交时间：2019/03/05
sparse optimization  non-convex approximation  iterative thresholding algorithm  
Extended ADMM and BCD for nonseparable convex minimization models with quadratic coupling terms: convergence analysis and insights 期刊论文
MATHEMATICAL PROGRAMMING, 2019, 卷号: 173, 期号: 1-2, 页码: 37-77
作者:  Chen, Caihua;  Li, Min;  Liu, Xin;  Ye, Yinyu
收藏  |  浏览/下载：212/0  |  提交时间：2019/03/11
Nonseparable convex minimization  Alternating direction method of multipliers  Block coordinate descent method  Iterate convergence  Random permutation  
Connectivity-Based Accessibility for Public Bicycle Sharing Systems 期刊论文
IEEE TRANSACTIONS ON AUTOMATION SCIENCE AND ENGINEERING, 2018, 卷号: 15, 期号: 4, 页码: 1521-1532
作者:  Wang, Lei;  Li, Chanying;  Chen, Michael Z. Q.;  Wang, Qing-Guo;  Tao, Fei
收藏  |  浏览/下载：191/0  |  提交时间：2018/11/16
Accessibility  bicycle sharing  min-plus algebra  station allocation  
An adaptive algorithm for TV-based model of three norms L-q(q=1/2, 1, 2) in image restoration 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2018, 卷号: 329, 页码: 251-265
作者:  Chang, Qianshun;  Che, Zengyan
收藏  |  浏览/下载：127/0  |  提交时间：2018/07/30
Image restoration  Split Bregman method  Alternating minimization method  L-1/2 norm  L-2 norm  
A Gradient-Enhanced l(1) Approach for the Recovery of Sparse Trigonometric Polynomials 期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2018, 卷号: 24, 期号: 1, 页码: 286-308
作者:  Xu, Zhiqiang;  Zhou, Tao
收藏  |  浏览/下载：155/0  |  提交时间：2019/03/05
Gradient-enhanced l(1) minimization  compressed sensing  sparse Fourier expansions  restricted isometry property  mutual incoherence  
On sparse beamformer design with reverberation 期刊论文
APPLIED MATHEMATICAL MODELLING, 2018, 卷号: 58, 页码: 98-110
作者:  Li, Zhibao;  Yiu, Ma Fai Cedric;  Dai, Yu-Hong
收藏  |  浏览/下载：161/0  |  提交时间：2018/07/30
Sparse beamformer design  Reverberation  Nonconvex optimization  Smoothing approximation  Smoothing BB-gradient method  
GRADIENT-BASED METHOD WITH ACTIVE SET STRATEGY FOR l(1) OPTIMIZATION 期刊论文
MATHEMATICS OF COMPUTATION, 2018, 卷号: 87, 期号: 311, 页码: 1283-1305
作者:  Cheng, Wanyou;  Dai, Yu-Hong
收藏  |  浏览/下载：141/0  |  提交时间：2018/07/30
l(1) minimization  compressive sensing  active set  Barzilai-Borwein method  
Analysis on inexact block diagonal preconditioners for elliptic PDE-constrained optimization problems 期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2017, 卷号: 74, 期号: 10, 页码: 2423-2437
作者:  Huang, Na;  Ma, Chang-Feng
浏览  |  Adobe PDF(577Kb)  |  收藏  |  浏览/下载：846/153  |  提交时间：2018/07/25
PDE-constrained optimization  Saddle point matrices  Preconditioner  Cholesky decomposition  Spectral bound