Paper Abstract and Keywords |
Presentation |
2005-01-24 15:15
* , Masaharu Adachi (Tokyo Denki Univ.) |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
Partitioned Iterated Function Systems that are called PIFS, encode an image using a property of fractal in the image. Therefore, PIFS is a kind of fractal image coding. PIFS partitions the original image into some blocks that are called range blocks. The range blocks are assigned so that they do not overlap with each other. For each range block the most similar block, that is called domain block, is searched in the contracted image. The
image is encoded by the correspondences of the range blocks to the domain blocks. Although fractal image oding
is expected the high compression rate, searching the optimal domain block to each range block has been equired
large computational costs. Therefore, we propose a new coding method using Self-Organizing Maps for lassifying
range blocks and domain blocks. By classifying the range blocks and domain blocks the computational costs are decreased. This method can decrease the computational costs in comparison to the original PIFS though it keeps the image quality almost the same with that of the original PIFS. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
Fractal image coding / Self-Organizing maps / / / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 104, no. 583, NLP2004-93, pp. 27-30, Jan. 2005. |
Paper # |
NLP2004-93 |
Date of Issue |
2005-01-17 (NLP) |
ISSN |
Print edition: ISSN 0913-5685 |
Download PDF |
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Conference Information |
Committee |
NLP |
Conference Date |
2005-01-24 - 2005-01-25 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Kagawa Univ. |
Topics (in Japanese) |
(See Japanese page) |
Topics (in English) |
(TBD) |
Paper Information |
Registration To |
NLP |
Conference Code |
2005-01-NLP |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
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(See Japanese page) |
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* |
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Fractal image coding |
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Self-Organizing maps |
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* * |
1st Author's Affiliation |
Tokyo Denki University (Tokyo Denki Univ.) |
2nd Author's Name |
Masaharu Adachi |
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Tokyo Denki University (Tokyo Denki Univ.) |
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Speaker |
Author-1 |
Date Time |
2005-01-24 15:15:00 |
Presentation Time |
25 minutes |
Registration for |
NLP |
Paper # |
NLP2004-93 |
Volume (vol) |
vol.104 |
Number (no) |
no.583 |
Page |
pp.27-30 |
#Pages |
4 |
Date of Issue |
2005-01-17 (NLP) |
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