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An accurate automatic tuning scheme for high-Q continuous-time bandpass filters based on amplitude comparison.
Hengsheng Liu
Aydin I. Karsilayan
Published in:
IEEE Trans. Circuits Syst. II Express Briefs (2003)
Keyphrases
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bandpass
frequency domain
low pass
frequency band
subband
textured images
geometric distortions
computationally efficient
spatial domain
low frequency
high frequency
grey level
representation scheme
feature extraction
zero crossing
image enhancement
markov random field
higher order