87 search results - page 4 / 18 » On the use of compressive sampling for wide-band spectrum se... |
SCALESPACE
2007
Springer
14 years 11 days 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...
GLOBECOM
2008
IEEE
14 years 22 days ago
2008
IEEE
—In this paper, we propose several spectrum sensing methods designed using the generalized likelihood ratio test (GLRT) paradigm, for application in a cognitive radio network. Th...
ICASSP
2011
IEEE
12 years 10 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...
JC
2007
13 years 6 months ago
2007
Compressed sensing is a new area of signal processing. Its goal is to minimize the number of samples that need to be taken from a signal for faithful reconstruction. The performan...
ICASSP
2011
IEEE
12 years 10 months ago
2011
IEEE
This paper introduces a new algorithm for reconstructing signals with sparse spectrums from noisy compressive measurements. The proposed model-based algorithm takes the signal str...