150 search results - page 22 / 30 » Compressive sensing for sparsely excited speech signals |
IPSN
2009
Springer
14 years 2 months ago
2009
Springer
This paper exploits recent developments in sparse approximation and compressive sensing to efficiently perform localization in a sensor network. We introduce a Bayesian framework...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
—Reliable wireless communications often requires accurate knowledge of the underlying multipath channel. This typically involves probing of the channel with a known training wave...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
This paper addresses the problem of Through-the-Wall Radar Imaging (TWRI) using the Multiple-Measurement Vector (MMV) compressive sensing model. TWR image formation is reformulate...
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...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
We introduce the Line Search A-Function (LSAF) technique that generalizes the Extended-Baum Welch technique in order to provide an effective optimization technique for a broader s...