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The recovery of complex sparse signals from few phaseless measurements 期刊论文
APPLIED AND COMPUTATIONAL HARMONIC ANALYSIS, 2021, 卷号: 50, 页码: 1-15
Authors:  Xia, Yu;  Xu, Zhiqiang
Favorite  |  View/Download:108/0  |  Submit date:2021/01/14
Sparse Phase Retrieval Via PhaseLiftOff 期刊论文
IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2021, 卷号: 69, 页码: 2129-2143
Authors:  Xia, Yu;  Xu, Zhiqiang
Favorite  |  View/Download:50/0  |  Submit date:2021/10/26
Signal recovery  phase retrieval  compressed sensing  restricted isometry property  compressed phaseless sensing  
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
Authors:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
Favorite  |  View/Download:104/0  |  Submit date: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
Authors:  Xu Fengmin;  Dai Yuhong;  Zhao Zhihu;  Xu Zongben
Favorite  |  View/Download:77/0  |  Submit date:2020/01/10
On inexact ADMMs with relative error criteria 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2018, 卷号: 71, 期号: 3, 页码: 743-765
Authors:  Xie, Jiaxin
Favorite  |  View/Download:76/0  |  Submit date:2019/01/11
Alternating direction method of multipliers (ADMM)  Inexactness  Relative error criteria  Large step-length  
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
Authors:  Xu, Zhiqiang;  Zhou, Tao
Favorite  |  View/Download:72/0  |  Submit date:2019/03/05
Gradient-enhanced l(1) minimization  compressed sensing  sparse Fourier expansions  restricted isometry property  mutual incoherence  
A new accelerated alternating minimization method for analysis sparse recovery 期刊论文
SIGNAL PROCESSING, 2018, 卷号: 145, 页码: 167-174
Authors:  Xie, Jiaxin;  Liao, Anping;  Lei, Yuan
Favorite  |  View/Download:76/0  |  Submit date:2018/07/30
Compressed sensing  Moreau proximal smoothing  Accelerated alternating minimization  Sparse recovery  Total variation  
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
Authors:  Fu, Yu;  Zhao, Weidong;  Zhou, Tao
Favorite  |  View/Download:75/0  |  Submit date:2018/07/30
Spectral method  sparse grid approximations  forward backward stochastic differential equations  conditional expectations  fast Fourier transform  
The l(1)-Analysis in Phase Retrieval with Redundant Dictionary 期刊论文
JOURNAL OF FOURIER ANALYSIS AND APPLICATIONS, 2017, 卷号: 23, 期号: 5, 页码: 1097-1117
Authors:  Gao, Bing
Favorite  |  View/Download:73/0  |  Submit date:2018/07/30
Compressed sensing  Phase retrieval  Sparse recovery  l(1)-analysis  
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
Authors:  Jakeman, John D.;  Narayan, Akil;  Zhou, Tao
Favorite  |  View/Download:55/0  |  Submit date:2018/07/30
uncertainty quantification  polynomial chaos  compressed sensing