Instantaneous frequency estimation at low signal-to-noise ratios using time-varying notch filters.

A. Torbjörn Johansson Paul R. White

Published in: Signal Process. (2008)

Keyphrases

low signal to noise ratio
random noise
low snr
gabor filters
image filtering
bandpass
adaptive filtering
steerable filters
learning algorithm
face recognition
median filter
filter design
edge enhancement
finite impulse response
adaptive filter