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Efficient projected gradient methods for cardinality constrained optimization 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 2, 页码: 245-268
作者:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
收藏  |  浏览/下载:175/0  |  提交时间:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
efficientprojectedgradientmethodsforcardinalityconstrainedoptimization 期刊论文
sciencechinamathematics, 2019, 卷号: 62, 期号: 2, 页码: 245
作者:  Xu Fengmin;  Dai Yuhong;  Zhao Zhihu;  Xu Zongben
收藏  |  浏览/下载:156/0  |  提交时间:2020/01/10
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:156/0  |  提交时间:2019/03/05
Gradient-enhanced l(1) minimization  compressed sensing  sparse Fourier expansions  restricted isometry property  mutual incoherence  
EFFICIENT SPECTRAL SPARSE GRID APPROXIMATIONS FOR SOLVING MULTI-DIMENSIONAL FORWARD BACKWARD SDES 期刊论文
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, 2017, 卷号: 22, 期号: 9, 页码: 3439-3458
作者:  Fu, Yu;  Zhao, Weidong;  Zhou, Tao
收藏  |  浏览/下载:120/0  |  提交时间:2018/07/30
Spectral method  sparse grid approximations  forward backward stochastic differential equations  conditional expectations  fast Fourier transform  
A GENERALIZED SAMPLING AND PRECONDITIONING SCHEME FOR SPARSE APPROXIMATION OF POLYNOMIAL CHAOS EXPANSIONS 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2017, 卷号: 39, 期号: 3, 页码: A1114-A1144
作者:  Jakeman, John D.;  Narayan, Akil;  Zhou, Tao
收藏  |  浏览/下载:108/0  |  提交时间:2018/07/30
uncertainty quantification  polynomial chaos  compressed sensing  
One-Bit Compressed Sensing by Greedy Algorithms 期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2016, 卷号: 9, 期号: 2, 页码: 169-184
作者:  Liu, Wenhui;  Gong, Da;  Xu, Zhiqiang
收藏  |  浏览/下载:96/0  |  提交时间:2018/07/30
Compressed sensing  sparse signals  greedy algorithm  
onebitcompressedsensingbygreedyalgorithms 期刊论文
numericalmathematicstheorymethodsandapplications, 2016, 卷号: 9, 期号: 2, 页码: 169
作者:  Liu Wenhui;  Gong Da;  Xu Zhiqiang
收藏  |  浏览/下载:100/0  |  提交时间:2020/01/10