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Study on mechanism of occlusion perception and processing method of high-definition images

Research Project

Project/Area Number 15K00230
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Perceptual information processing
Research InstitutionNagoya University

Principal Investigator

KUDO Hiroaki  名古屋大学, 情報学研究科, 准教授 (70283421)

Co-Investigator(Kenkyū-buntansha) 大西 昇  名古屋大学, 情報学研究科, 研究員 (70185338)
山田 光穗  東海大学, 情報通信学部, 教授 (60366086)
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2017: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2016: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2015: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Keywordsオクルージョン / 知覚 / 奥行き知覚 / 眼球運動 / 調節 / 色彩 / モデル化 / 立体映像 / 注視のモデル / 輻輳角 / 生体信号 / 同時計測 / 調節力 / ユーザインターフェース
Outline of Final Research Achievements

We measured eye movements and accommodation of the crystalline lens during gazing at an occlusion region. We analyzed a relationship between these signals, and proposed a model of visual information processing. Feasibility of image controlling in displaying 3D image was examined. We developed a system which displayed the different focus image according to gaze points. Using an optical see-through HMD, we measured eye movements and refractive index of the lens changing a gaze target between a real object and an image on HMD. Changing displaying positions of an image was also examined. Using a real object, we measured eye movements and refractive index simultaneously, and designed a model of gaze positions, vergence, and accommodation. Under a condition of a set of colors which are perceived as equiluminance instead of non-equiluminance patterns, we experimented on the perception of an occlusion. We obtained results which suggested this condition is similar to non-equiluminance case.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (11 results)

All 2017 2016 2015 Other

All Journal Article (1 results) (of which Acknowledgement Compliant: 1 results) Presentation (9 results) (of which Int'l Joint Research: 3 results,  Invited: 1 results) Remarks (1 results)

  • [Journal Article] Analysis of Eye Movements while Observing Occlusion Regions to Improve Reality of 3D Images2017

    • Author(s)
      工藤 博章,山田 光穂,大西 昇
    • Journal Title

      IEICE ESS Fundamentals Review

      Volume: 10 Issue: 3 Pages: 169-175

    • DOI

      10.1587/essfr.10.3_169

    • NAID

      130005239855

    • ISSN
      1882-0875
    • Related Report
      2016 Research-status Report
    • Acknowledgement Compliant
  • [Presentation] 円柱のリムを注視した時の眼球運動と水晶体の屈折度数の同時計測2017

    • Author(s)
      工藤 博章,山田 光穂,大西 昇
    • Organizer
      電子情報通信学会2017年総合大会
    • Place of Presentation
      名城大学(愛知県名古屋市)
    • Year and Date
      2017-03-23
    • Related Report
      2016 Research-status Report
  • [Presentation] テクスチャのある円柱のリムを注視した時の眼球運動と水晶体の屈折度の同時計測2017

    • Author(s)
      工藤 博章,山田 光穂,大西 昇
    • Organizer
      電子情報通信学会イメージ・メディア・クオリティ研究会
    • Place of Presentation
      九州大学(福岡県博多市)
    • Year and Date
      2017-03-06
    • Related Report
      2016 Research-status Report
  • [Presentation] 等輝度ランダムドット円柱のリム注視時に生じる両眼不一致についての考察2017

    • Author(s)
      望月 信哉,渡邉 怜奈,菅沼 美由紀, 工藤 博章,大西 昇,山田 光穂
    • Organizer
      電子情報通信学会イメージ・メディア・クオリティ研究会
    • Place of Presentation
      九州大学(福岡県博多市)
    • Year and Date
      2017-03-06
    • Related Report
      2016 Research-status Report
  • [Presentation] Study on incongruence between binocular images when gazing at the rim of a column with equiluminance random dots2017

    • Author(s)
      S. Mochiduki, R. Watanabe, M. Suganuma, H. Kudo, N. Ohnishi, M. Yamada
    • Organizer
      The 6th International Conference on Social Science and Business
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 実世界と拡張現実感映像との視距離の違いに着目した3D注視位置の計測2016

    • Author(s)
      工藤 博章,大西 昇
    • Organizer
      電子情報通信学会2016年総合大会
    • Place of Presentation
      九州大学(福岡県福岡市)
    • Year and Date
      2016-03-16
    • Related Report
      2015 Research-status Report
  • [Presentation] Accommodation Measurement for Differences Between Visual Distances of Real Visual Target and Augmented Reality Image2016

    • Author(s)
      Hiroaki Kudo, Noboru Ohnishi
    • Organizer
      The Eighth International Workshop on Image Media Quality and its Applications
    • Place of Presentation
      Nagoya University (Nagoya, Aichi)
    • Year and Date
      2016-03-11
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] (Seminar on Information Science) Measurement of eye movements and depth perception for occlusion2016

    • Author(s)
      Hiroaki Kudo
    • Organizer
      The Eighth International Workshop on Image Media Quality and its Applications
    • Place of Presentation
      Nagoya University (Nagoya, Aichi)
    • Year and Date
      2016-03-10
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] 実世界と拡張現実感映像との視距離の違いに着目した視線計測2015

    • Author(s)
      工藤 博章,大西 昇
    • Organizer
      電子情報通信学会2015年ソサイエティ大会
    • Place of Presentation
      東北大学(宮城県仙台市)
    • Year and Date
      2015-09-10
    • Related Report
      2015 Research-status Report
  • [Presentation] オクルージョン領域観察時における焦点位置の効果2015

    • Author(s)
      工藤 博章,山田 光穂,大西 昇
    • Organizer
      電子情報通信学会イメージ・メディア・クオリティ研究会
    • Place of Presentation
      富山大学(富山県富山市)
    • Year and Date
      2015-05-22
    • Related Report
      2015 Research-status Report
  • [Remarks] KUDO, Hiroaki's Web Page

    • URL

      http://www.ohnishi.m.is.nagoya-u.ac.jp/%7Ekudo/

    • Related Report
      2015 Research-status Report

URL: 

Published: 2015-04-16   Modified: 2019-03-29  

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