Welch bound-achieving compressed sensing matrices from optimal codebooks.

Gang Wang Min-Yao Niu You Gao

Published in: Discret. Math. Algorithms Appl. (2020)

Keyphrases

knn
compressed sensing
image reconstruction
worst case
sparse representation
random projections
upper bound
natural images
signal processing
lower bound
input image
document collections
raw data
original data
image patches
signal recovery