A Time Regularization Technique for Discrete Spectral Envelopes Through Frequency Derivative.

Gilles Degottex

Published in: IEEE Signal Process. Lett. (2015)

Keyphrases

spectral characteristics
laplacian operator
frequency spectrum
band limited
discrete geometry
spectral analysis
spectral images
zero crossing
low frequency
frequency domain
pairwise
parameter selection
data dependent
discrete space
spectral features
prior information
edge detection
multiscale