High-accuracy frequency estimation in compressive sensing-plus-DFT spectral analysis.

Matteo Bertocco Guglielmo Frigo Claudio Narduzzi

Published in: I2MTC (2015)

Keyphrases

spectral analysis
compressive sensing
random projections
compressive sampling
frequency domain
sparse representation
image representation
signal processing
autoregressive
filter bank
fourier transform
image classification
higher order
pattern recognition
data sets
hash functions
least squares