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Establishment of Restricted-color Image Enlargement Algorithm Based on Complementary Simultaneous Optimization Theory

Research Project

Project/Area Number 25540111
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Soft computing
Research InstitutionKyushu Institute of Information Sciences

Principal Investigator

ASO Takashi  九州情報大学, 経営情報学部, 教授 (20259683)

Co-Investigator(Kenkyū-buntansha) CHA Byungki  九州情報大学, 経営情報学部, 教授 (10310004)
TAMUKOH Hakaru  九州工業大学, 大学院生命体工学研究科, 准教授 (90432955)
KUBOTA Ryosuke  宇部工業高等専門学校, 制御情報工学科, 准教授 (50432745)
Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2014: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywordsソフトコンピューティング / ファジィ推論 / 画像拡大 / 色量子化 / 限定色画像
Outline of Final Research Achievements

The purpose of this research is to establish a color palette automatic generation algorithm that is superior in terms of preserving of minority colors and suppressing of pseudo edges. The proposed method employs a vector error diffusion method and a particle swarm optimization, and it is applied to test images. As a result with the quantitative and qualitative evaluations of image quality, it was confirmed that a selection of the minority colors with high importance on a priority basis could generate the restricted-color image with natural impression.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (1 results)

All 2015

All Presentation (1 results) (of which Int'l Joint Research: 1 results)

  • [Presentation] A Color Quantization Based on Vector Error Diffusion and Particle Swarm Optimization Considering Human Visibility2015

    • Author(s)
      Ryosuke Kubota, Hakaru Tamukoh, Hideaki Kawano, Noriaki Suetake, Byungki Cha, Takashi Aso
    • Organizer
      7th Pacific Rim Symposium on Image and Video Technology
    • Place of Presentation
      Auckland(New Zealand)
    • Year and Date
      2015-11-23
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research

URL: 

Published: 2014-07-25   Modified: 2019-07-29  

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