Quantized Sparse Approximation with Iterative Thresholding for Audio Coding.

Mehrdad Yaghoobi Thomas Blumensath Mike E. Davies

Published in: ICASSP (1) (2007)

Keyphrases

sparse approximation
linear combination
noise model
gaussian process
sparse coding
edge detection
convex relaxation
denoising
signal processing
cross validation
feature extraction
feature vectors
higher order
natural images