Presentation 2014-02-18
The optimum frequency band partition in correspond with coding rate based on similarity of signal distribution
Haruhiko MIYAZAKI, Masashi KAMEDA,
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Abstract(in English) In order to improve the coding performance of subband image coding, the optimum frequency band partition has been proposed. This method achieves higher coding efficiency by dividing the 2-dimensional frequency domain into some subbands according to the similarity of signal distribution. This paper presents new parameter which is called the cumulative error, to evaluate the similarity of signal distribution, and the optimum frequency band partition and the optimum combination of quantizers within subbands corresponding to the coding rate are obtained using the cumulative error.
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Keyword(in English) Subband Image Coding / Optimum Frequency Band Partition / Signal Distribution / Generalized Gaussian Distribution / Clustering
Paper # ITS2013-58,IE2013-123
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Committee IE
Conference Date 2014/2/10(1days)
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Registration To Image Engineering (IE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) The optimum frequency band partition in correspond with coding rate based on similarity of signal distribution
Sub Title (in English)
Keyword(1) Subband Image Coding
Keyword(2) Optimum Frequency Band Partition
Keyword(3) Signal Distribution
Keyword(4) Generalized Gaussian Distribution
Keyword(5) Clustering
1st Author's Name Haruhiko MIYAZAKI
1st Author's Affiliation Graduate School of Software and Information Science, Iwate Prefectural University()
2nd Author's Name Masashi KAMEDA
2nd Author's Affiliation Graduate School of Software and Information Science, Iwate Prefectural University
Date 2014-02-18
Paper # ITS2013-58,IE2013-123
Volume (vol) vol.113
Number (no) 434
Page pp.pp.-
#Pages 6
Date of Issue