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Generalized phase retrieval: Measurement number, matrix recovery and beyond 期刊论文
APPLIED AND COMPUTATIONAL HARMONIC ANALYSIS, 2019, 卷号: 47, 期号: 2, 页码: 423-446
作者:  Wang, Yang;  Xu, Zhiqiang
收藏  |  浏览/下载:163/0  |  提交时间:2020/01/10
Phase retrieval  Frames  Fusion frames  Fourier transform  Measurement number  Low rank matrix recovery  Bilinear form  Embedding  
Robustness properties of dimensionality reduction with Gaussian random matrices 期刊论文
SCIENCE CHINA-MATHEMATICS, 2017, 卷号: 60, 期号: 10, 页码: 1753-1778
作者:  Han, Bin;  Xu, ZhiQiang
收藏  |  浏览/下载:125/0  |  提交时间:2018/07/30
phase retrieval  finite frames  sparse approximation  restricted isometry property  Johnson-Lindenstrauss lemma  
Improvement of the lower bound of the PCM quantization error for vectors in R-2 期刊论文
JOURNAL OF APPROXIMATION THEORY, 2017, 卷号: 215, 页码: 1-12
作者:  Zhou, Heng;  Xu, Zhiqiang
收藏  |  浏览/下载:113/0  |  提交时间:2018/07/30
Unit-norm tight frames  PCM quantization error  Bessel functions  
robustnesspropertiesofdimensionalityreductionwithgaussianrandommatrices 期刊论文
sciencechinamathematics, 2017, 卷号: 60, 期号: 10, 页码: 1753
作者:  Han Bin;  Xu Zhiqiang
收藏  |  浏览/下载:110/0  |  提交时间:2020/01/10
Deterministic sampling of sparse trigonometric polynomials 期刊论文
JOURNAL OF COMPLEXITY, 2011, 卷号: 27, 期号: 2, 页码: 133-140
作者:  Xu, Zhiqiang
收藏  |  浏览/下载:98/0  |  提交时间:2018/07/30
Compressed sensing  Deterministic sampling  Weil sum  Sparse trigonometric polynomials