Bandwidth expansion of speech based on wavelet transform modulus maxima vector mapping.

Zhe Chen You-Chi Cheng Fuliang Yin Chin-Hui Lee

Published in: INTERSPEECH (2010)

Keyphrases

modulus maxima
wavelet transform
gaussian function
wavelet analysis
multiscale
image coding
image compression
subband
speech recognition
multiresolution
wavelet coefficients
high frequency
feature extraction
low frequency
feature vectors
speech signal
adverse effect
state space
image segmentation
human visual system