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176354

Data compression method combining properties of PPM and CTW

Takumi Okazaki Kunihiko Sadakane Hiroshi Imai

pp. 268-283

Abstract

Universal compression and leaning has been interacting with each other. This paper combines two compression schemes, PPM (Prediction by Partial Match) and CTW (Context Tree Weighting), to a scheme which can predict the multi-alphabet probabilities to attain better compression ratio.

Publication details

Published in:

Arikawa Setsuo, Shinohara Ayumi (2002) Progress in discovery science: final report of the Japanese discovery science project. Dordrecht, Springer.

Pages: 268-283

DOI: 10.1007/3-540-45884-0_18

Full citation:

Okazaki Takumi, Sadakane Kunihiko, Imai Hiroshi (2002) „Data compression method combining properties of PPM and CTW“, In: S. Arikawa & A. Shinohara (eds.), Progress in discovery science, Dordrecht, Springer, 268–283.