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Contraction, smoothness, and low-pass filtering.
Mohammad Ali Khojastepour
Behnaam Aazhang
Richard G. Baraniuk
Published in:
ICASSP (2) (2004)
Keyphrases
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low pass filtering
low pass filter
low pass
dct domain
digital images
preprocessing
computationally efficient
post processing
subband
high frequency
filter bank