49 search results - page 3 / 10 » Compressed Sensing and Redundant Dictionaries |
SCALESPACE
2007
Springer
14 years 1 months ago
2007
Springer
This paper proposes an extension of compressed sensing that allows to express the sparsity prior in a dictionary of bases. This enables the use of the random sampling strategy of c...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals that enables sampling rates significantly below the classical Nyquist rate. Based on...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—Compressive sensing is a new signal acquisition technology with the potential to reduce the number of measurements required to acquire signals that are sparse or compres...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
Sparse Decomposition (SD) of a signal on an overcomplete dictionary has recently attracted a lot of interest in signal processing and statistics, because of its potential applicat...
ICIP
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper deals with the optimization of a new technique of image compression. After the wavelet transform of an image, blocks of coefficients are further linearly decomposed us...