Title:
IMAGE ENCODING METHOD, IMAGE DECODING METHOD, IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/117082
Kind Code:
A1
Abstract:
This image encoding method comprises: an image acquisition step for acquiring an image to be encoded; a feature map generation step for generating a feature map on the basis of the image; a shrinkage function generation step for performing fractal compression on the feature map and generating a shrinkage function; an entropy encoding step for performing entropy encoding on the shrinkage function.
Inventors:
SUGIMOTO SHIORI (JP)
TAKAMURA SEISHI (JP)
KUROZUMI TAKAYUKI (JP)
KIMATA HIDEAKI (JP)
TAKAMURA SEISHI (JP)
KUROZUMI TAKAYUKI (JP)
KIMATA HIDEAKI (JP)
Application Number:
PCT/JP2019/048034
Publication Date:
June 17, 2021
Filing Date:
December 09, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04N19/85; H04N19/90
Foreign References:
| JPH09252468A | 1997-09-22 | |||
| JP2003153275A | 2003-05-23 |
Other References:
GUO JIANWEI, SUN JINGUANG: "An Image Compression Method of Fractal Based on GSOFM Network", 2008 CONGRESS ON IMAGE AND SIGNAL PROCESSING, 27 May 2008 (2008-05-27), pages 421 - 425, XP031286590, DOI: 10. 1109/CISP.2008.683
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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