7 search results - page 2 / 2 » Compressed Sensing with Coherent and Redundant Dictionaries |
CORR
2010
Springer
13 years 5 months ago
2010
Springer
As shown by Tropp, 2008, for the concatenation of two orthonormal bases (ONBs), breaking the square-root bottleneck in compressed sensing does not require randomization over all th...
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
In the past decade there has been a great interest in a synthesis-based model for signals, based on sparse and redundant representations. Such a model assumes that the signal of i...