More Functions With Three-Valued Walsh Transform From Linear Combinations.

Yansheng Wu Qin Yue Fengwei Li

Published in: IEEE Commun. Lett. (2019)

Keyphrases

linear combination
basis functions
small number
low order
sparse coding
markov random field
sparse approximation
weighted sum
set of basis functions
locally linear
zernike moments
high order
correlation function
image processing
unsupervised learning
signal processing
digital images
lower bound