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Development of the C-O Effect-Based Color Barrier-free Display System for Image and Movie

Research Project

Project/Area Number 25280064
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypePartial Multi-year Fund
Section一般
Research Field Perceptual information processing
Research InstitutionYamaguchi University

Principal Investigator

SUETAKE Noriaki  山口大学, 理工学研究科, 教授 (80334051)

Co-Investigator(Kenkyū-buntansha) UCHINO Eiji  山口大学, 大学院理工学研究科, 教授 (30168710)
TANAKA Go  名古屋市立大学, 大学院システム自然科究科, 准教授 (30609805)
TAMUKOH Hakaru  九州工業大学, 大学院生命体工学研究科, 准教授 (90432955)
Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥16,900,000 (Direct Cost: ¥13,000,000、Indirect Cost: ¥3,900,000)
Fiscal Year 2015: ¥6,110,000 (Direct Cost: ¥4,700,000、Indirect Cost: ¥1,410,000)
Fiscal Year 2014: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2013: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Keywords色覚バリアフリー / クレイク・オブライエン錯視効果 / 色変換システム / 画像情報処理
Outline of Final Research Achievements

Dichromats cannot distinguish certain color pairs. In this study, we develop a system which improves visibility for the both of normal vison and dichromats based on the Craik-O'Brien (C-O) effect. The effect is an optical illusion which generates the subjective contrast. The effect is yielded by the lightness distribution of the contour in an image. In the developed system, the lightness component in an input image is modified to yield the C-O effect based on color distributions in a local area. The lightness modification is carried out by using the modified Color2Gray algorithm which is a color-to-monochrome conversion method and is proposed by us. The effectiveness of the developed system is verified through an experiment.

Report

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

    (6 results)

All 2015 2014 2013

All Presentation (6 results)

  • [Presentation] 近傍Color2Grayアルゴリズムに基づくクレイク・オブライエン効果による2色覚者のための明度修正法2015

    • Author(s)
      イスラムアリ, 石宝, 田中豪, 田向権, 末竹規哲
    • Organizer
      電子情報通信学会スマートインフォメディアシステム研究会
    • Place of Presentation
      まつや千千(福井県あわら市)
    • Year and Date
      2015-12-03
    • Related Report
      2015 Annual Research Report
  • [Presentation] Improvement of Lightness Modification Method Based on Craik-O'Brien Effect for Dichromats2015

    • Author(s)
      Shi Bao, Go Tanaka, Hakaru Tamukoh, and Noriaki Suetake
    • Organizer
      2015 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2015)
    • Place of Presentation
      Melia Bali Hotel(インドネシア、バリ島)
    • Year and Date
      2015-11-09
    • Related Report
      2015 Annual Research Report
  • [Presentation] クレイク・オブライエン効果の簡略型生成法による二色覚のためのコントラスト改善2015

    • Author(s)
      田向権, 田中豪, 末竹規哲
    • Organizer
      電子情報通信学会スマートインフォメディアシステム研究会
    • Place of Presentation
      明治大学中野キャンパス(東京都中野区)
    • Year and Date
      2015-03-05 – 2015-03-06
    • Related Report
      2014 Annual Research Report
  • [Presentation] Simplified Lightness Modification Algorithm for Generating Craik O'Brien Effect2014

    • Author(s)
      Hakaru Tamukoh, Go Tanaka, and Noriaki Suetake
    • Organizer
      2014 International Workshop on Smart Info-Media Systems in Asia (SISA 2014)
    • Place of Presentation
      Hotel Majestic Saigon(ベトナムホーチミン市)
    • Year and Date
      2014-10-08 – 2014-10-10
    • Related Report
      2014 Annual Research Report
  • [Presentation] 色覚バリアフリーを実現する色変換システムの構築2013

    • Author(s)
      日高公平, 田向権, 末竹規哲
    • Organizer
      第18回日本知能情報ファジィ学会中国四国支部学術講演会
    • Place of Presentation
      海峡メッセ下関国際貿易ビル(山口県下関市)
    • Related Report
      2013 Annual Research Report
  • [Presentation] Lightness Modification Method to Increase Visibility of Dichromats2013

    • Author(s)
      Kohei Hidaka, Hakaru Tamukoh, Noriaki Suetake
    • Organizer
      The 13th Kyutech-Postech Joint Workshop on Neuroinformatics
    • Place of Presentation
      浦項工科大学校(大韓民国慶尚北道浦項市)
    • Related Report
      2013 Annual Research Report

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Published: 2013-05-21   Modified: 2019-07-29  

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