-correlation and robust matching pursuit for sparse approximation.

Weize Sun Yingying Huang Lei Huang Qiang Li Jihong Zhang

Published in: Digit. Signal Process. (2020)

Keyphrases

sparse approximation
linear combination
noise model
sparse coding
gaussian process
correlation coefficient
convex relaxation
higher order
multiscale
feature space
prior knowledge
probabilistic model
image representation
latent variables