Spectral estimation based on discrete cosine transform and modified group delay.

S. V. Narasimhan M. Harish

Published in: Signal Process. (2006)

Keyphrases

discrete cosine transform
spectral estimation
image compression
dct coefficients
transform domain
jpeg images
filter bank
minimum variance
synthetic aperture radar
power spectrum
sar imagery
signal processing
subband
neural network
spatial domain
image coding
multiscale
machine learning