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MUST Corp.

MUST Corp.

www.must.or.kr

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MCSD

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Page History: Wavelet Coding

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Page Revision: 2010/11/14 17:49


Important Factor

Wavelet selection

Image

  • A wavelet coding system : encoder, decoder



Image

  • Three-scale wavelet transforms.
  • (a) Haar wavelets (b) Daubechies wavelets, (c) symlets (d) Cohen-Daubechies Feauveau biorthogonal wavelets.





Decomposition level Selection



Quantizer Design



JPEG-2000



JPEG-2000 fundamental building blocks

Image

Pre-processiong



Compression- DWT



Quantization



Encoding



Decoding



Inverse quantization



Inverse transform



The inverse irreversible componet transform






MUST Creative Engineering Laboratory

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