Look ahead orthogonal matching pursuit.

Saikat Chatterjee Dennis Sundman Mikael Skoglund

Published in: ICASSP (2011)

Keyphrases

orthogonal matching pursuit
compressed sensing
transform domain
sparse representation
signal recovery
compressive sensing
feature selection
sparse approximation
greedy algorithm
image reconstruction
spatial domain
random projections
face recognition
multiscale
natural images
linear combination