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The fast codeword search algorithm based on the mean pyramids of codewords is currently used in image coding applications. A more efficient algorithm is presented for fast codeword searching which is based on the use of mean-variance pyramids of codewords. Experimental results confirm the effectiveness of the proposed method.
Inspec keywords: vector quantisation; physics computing; image coding
Other keywords:
Subjects: Image and video coding; Image processing and restoration; Computer vision and image processing techniques; Physics and chemistry computing; Codes