HELP! * GREY=local LOCAL HTML version of Foils prepared July 28,1995

Foil 15 Mathematical Structure of Discrete Wavelet Transform-II

From Master Foils for HPDC95 Compression Presentation HPDC95 Pentagon City -- August 1,1995. by Roman Markowski and Geoffrey Fox * Critical Information in IMAGE

The solution of these 4 equations is:
The Smoothing Filter H is the average:
The detail is contained in operator G:
First step produces N/2 smooth and N/2 detail values.
  • Then we take N/2 smooth values and repeat step getting
  • N/4 smooth and N/4 further detail results at double spatial resolution
This recursively leads to pyramid algorithm



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