Presentation 1996/10/18
Data Compression for Arbitrary Cost of Code Symbol
Ken-ichi IWATA, Masakatu MORII, Tomohiko UYEMATSU,
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Abstract(in English) Most of source codes have had to do with the lengths of the codewords, then every cost of code symbols is identical. In case of the Morse code, the costs of code symbol not are equal. Shannon's fundamental Theorem yields the lower bound for source coding for arbitrary cost of code. It is interest to construct a simple source code for arbitrary cost of code symbol and stationary source. This paper presents a simple universal coding scheme for arbitrary cost of code symbol based on the well-known Ziv-Lempel coding scheme. Proposed coding scheme asymptotically achieves an optimal average cost of codes for stationary sources.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) data compression / cost of code symbol / asymptotically optimal cost / Ziv-Lempel code
Paper # IT96-36
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Committee IT
Conference Date 1996/10/18(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Data Compression for Arbitrary Cost of Code Symbol
Sub Title (in English)
Keyword(1) data compression
Keyword(2) cost of code symbol
Keyword(3) asymptotically optimal cost
Keyword(4) Ziv-Lempel code
1st Author's Name Ken-ichi IWATA
1st Author's Affiliation Department of Information Science and Intelligent Systems, Faculty of Engineering, The University of Tokushima()
2nd Author's Name Masakatu MORII
2nd Author's Affiliation Department of Information Science and Intelligent Systems, Faculty of Engineering, The University of Tokushima
3rd Author's Name Tomohiko UYEMATSU
3rd Author's Affiliation School of Information Science, Japan Advanced Institute of Science and Technology
Date 1996/10/18
Paper # IT96-36
Volume (vol) vol.96
Number (no) 311
Page pp.pp.-
#Pages 6
Date of Issue