87 search results - page 14 / 18 » On the use of compressive sampling for wide-band spectrum se... |
ICASSP
2011
IEEE
13 years 9 days ago
2011
IEEE
—We develop sub-Nyquist sampling systems for analog signals comprised of several, possibly overlapping, finite duration pulses with unknown shapes and time positions. Efficient...
TIT
2008
13 years 8 months ago
2008
Recently, it has been observed that a sparse trigonometric polynomial, i.e. having only a small number of non-zero coefficients, can be reconstructed exactly from a small number o...
ICIP
2004
IEEE
14 years 10 months ago
2004
IEEE
The modified Differential Pulse Coded Modulation (DPCM) codec with multi-rate processing has been shown to able to code source with monotonically decreasing spectrum efficiently a...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
The emerging theory of compressed sensing (CS) provides a universal signal detection approach for sparse signals at sub-Nyquist sampling rates. A small number of random projection...
ICMCS
2010
IEEE
13 years 7 months ago
2010
IEEE
In a multiview-imaging setting, image-acquisition costs could be substantially diminished if some of the cameras operate at a reduced quality. Compressed sensing is proposed to ef...