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TIT
2010
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15 years 1 months ago
New bounds for restricted isometry constants
Abstract--This paper discusses new bounds for restricted isometry constants in compressed sensing. Let 8be an n2p real matrix and k be a positive integer with k n. One of the main...
T. Tony Cai, Lie Wang, Guangwu Xu
TSMC
2010
15 years 1 months ago
Networked Synchronization Control of Coupled Dynamic Networks With Time-Varying Delay
Abstract--This paper is concerned with the networked synchronization control problem of coupled dynamic networks (CDNs) with time-varying delay. First, both the data packet dropout...
Yingchun Wang, Huaguang Zhang, Xingyuan Wang, Dong...
ICASSP
2011
IEEE
14 years 10 months ago
Design of Hilbert transform pairs of orthonormal wavelet bases with improved analyticity
This paper proposes a class of Hilbert transform pairs of orthonormal wavelet bases with improved analyticity. To improve the analyticity of complex wavelet, a different allpass ļ...
Xi Zhang
ICASSP
2011
IEEE
14 years 10 months ago
Transitional surrogates
While an exact stationarization of a process with a given spectrum magnitude can be obtained via a complete randomization of the spectrum phase (ā€œsurrogatesā€ technique), we pr...
Pierre Borgnat, Patrick Flandrin, André Fer...
ICASSP
2011
IEEE
14 years 10 months ago
Adjugate pairs of sparse arrays for sampling two dimensional signals
Sparse sampling with coprime lattice arrays was introduced recently in the literature. It has been shown that a dense coarray can be constructed from such a pair of arrays, and is...
Palghat P. Vaidyanathan, Piya Pal