HELP! * GREY=local LOCAL HTML version of Foils prepared July 6,1995
Foil 19 Wavelet Transform Characteristics
From CPS600 Compression Presentation CPS600 Spring 1995 -- March 1995. by Roman Markowski and Geoffrey Fox * Critical Information in IMAGE
decorrelates the pixel values of the image and concentrates the image info into a relatively small number of coefficients
can be implemented as a pair of Quadrature Mirror Filters (QMF) which splits a signal's bandwidth in half
lowpass or smoothing
filter (H)
highpass filter (G)
which expresses detail
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