Sparse representations and sphere decoding for array signal processing.

Tarik Yardibi Jian Li Peter Stoica Louis N. Cattafesta

Published in: Digit. Signal Process. (2012)

Keyphrases

signal processing
sparse representation
dictionary learning
sparse coding
compressive sensing
compressed sensing

image patches
image processing
pattern recognition
random projections
fourier transform
negative matrix factorization

computer vision
test images
filter bank
regularized least squares
joint optimization
manifold learning

sparse reconstruction
high dimensional
multiscale
data sets
orthogonal matching pursuit