Newtonized Orthogonal Matching Pursuit: Frequency Estimation over the Continuum.

Babak Mamandipoor Dinesh Ramasamy Upamanyu Madhow

Published in: CoRR (2015)

Keyphrases

orthogonal matching pursuit
sparse representation
transform domain
compressed sensing
signal recovery
sparse approximation
compressive sensing
feature selection
greedy algorithm
image reconstruction
face recognition
image classification
random projections
computer vision
natural images
unsupervised learning