Shift Invariance Property of a Non-Negative Matrix Factorization.

Published in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2020)

Keyphrases

negative matrix factorization
shift invariance
wavelet transform
shift invariant
matrix factorization
document clustering
principal component analysis
sparse representation
correlation filters
multiscale
wavelet coefficients
dt cwt
signal to noise ratio