Fast Orthonormal Sparsifying Transforms Based on Householder Reflectors.

Cristian Rusu Nuria González Prelcic Robert W. Heath Jr.

Published in: IEEE Trans. Signal Process. (2016)

Keyphrases

denoising
compressed sensing
basis functions
singular value decomposition
sparse matrix
fast fourier transform
vector field
orthogonal matrices
wavelet bases
vector valued
fourier transform
image coding
discrete fourier transform
signal processing
semi supervised
similarity measure
image processing