| Paper Abstract and Keywords |
| Presentation |
2026-02-19 18:00
The Relationship between Acceleration of Image Processing Program Based on LookUp Tables Algorithm and Coded Image Quality Norifumi Kawabata (Kanazawa Univ.) ITS2025-64 IE2025-79 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
With the practical application of multimedia generation AI such as Gemini and GPT-5 (ChatGPT, Chappy), it has become necessary to efficiently process and execute large volumes of commands generated by AI programs. Of course, accelerating graphics hardware using GPUs is also a key factor. However, if highly efficient program processing is not applied before sending instructions to the graphics hardware, it ultimately consumes significant power, imposes resource limitations, and impacts information systems. Therefore, especially in multimedia processing involving image data and other large datasets, program acceleration through improved programming content is essential. When performing computationally intensive tasks on a computer, it is considered efficient to precompute data that can be calculated in advance, store those values in an array (lookup table), and retrieve the desired data from the array instead of performing calculations each time. This reduces computational load and enables efficient processing. In this study, first we prepared multiple image processing programs. Subsequently, with the goal of accelerating these programs, we conducted verification experiments considering lookup table algorithms and architecture. We examined the effects of these algorithms and architecture from the perspectives of both program acceleration and coded image quality. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
LookUp Table / H.265/HEVC / Image Color Reduction / Gamma Correction / Histogram Equalization / OpenCV / / |
| Reference Info. |
IEICE Tech. Rep., vol. 125, no. 356, IE2025-79, pp. 141-146, Feb. 2026. |
| Paper # |
IE2025-79 |
| Date of Issue |
2026-02-12 (ITS, IE) |
| ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
| Download PDF |
ITS2025-64 IE2025-79 |
| Conference Information |
| Committee |
IE ITS ITE-MMS ITE-ME ITE-AIT ITE-SIP |
| Conference Date |
2026-02-19 - 2026-02-20 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
|
| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
|
| Paper Information |
| Registration To |
IE |
| Conference Code |
2026-02-IE-ITS-MMS-ME-AIT-SIP |
| Language |
Japanese |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
The Relationship between Acceleration of Image Processing Program Based on LookUp Tables Algorithm and Coded Image Quality |
| Sub Title (in English) |
|
| Keyword(1) |
LookUp Table |
| Keyword(2) |
H.265/HEVC |
| Keyword(3) |
Image Color Reduction |
| Keyword(4) |
Gamma Correction |
| Keyword(5) |
Histogram Equalization |
| Keyword(6) |
OpenCV |
| Keyword(7) |
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| Keyword(8) |
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| 1st Author's Name |
Norifumi Kawabata |
| 1st Author's Affiliation |
Kanazawa University (Kanazawa Univ.) |
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| Speaker |
Author-1 |
| Date Time |
2026-02-19 18:00:00 |
| Presentation Time |
15 minutes |
| Registration for |
IE |
| Paper # |
ITS2025-64, IE2025-79 |
| Volume (vol) |
vol.125 |
| Number (no) |
no.355(ITS), no.356(IE) |
| Page |
pp.141-146 |
| #Pages |
6 |
| Date of Issue |
2026-02-12 (ITS, IE) |