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A new development with Gaussian processes in probabilistic model based image processing

Research Project

Project/Area Number 26330046
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Statistical science
Research InstitutionHiroshima City University

Principal Investigator

SUEMATSU Nobuo  広島市立大学, 情報科学研究科, 准教授 (70264942)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2016: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords画像分割 / ガウス過程 / 混合モデル / 空間相関 / 画像処理 / 正規混合モデル / EMアルゴリズム
Outline of Final Research Achievements

Image segmentation is a process to divde a given image into segments corresponding to objects or some meaningful areas. We have developed a new image segmentation algorithm which uses Gaussian processes (GPs), and it accomplished significant improvements in segmentation accuracy. GPs are used to model spatial correlations in images. Although existing methods uses Markov Random Fields (MRFs) for the purpose, GPs have some advantages over MRFs. For example, GPs can specify spatial correlations more directly and more flexibly than MRFs can. Moreover, GPs can model spatial correlations independently of
image resolution.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (8 results)

All 2017 2016 2015 2014

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (7 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] A Spatially Correlated Mixture Model for Image Segmentation2015

    • Author(s)
      Kosei Kursiv, Nobuo Suematsu, Kazunori Iwata, Akira Hayashi
    • Journal Title

      IEICE Transactions on Information and Systems

      Volume: E98-D Pages: 930-937

    • NAID

      130005061856

    • Related Report
      2015 Research-status Report 2014 Research-status Report
    • Peer Reviewed
  • [Presentation] A Sampling Method for Processing Contours Drawn with an Uncertain Stroke Order and Number2017

    • Author(s)
      Kazuya Ose, Kazunori Iwata, Nobuo Suematsu
    • Organizer
      The 15th IAPR International Conference on Machine Vision Applications
    • Place of Presentation
      名古屋大学
    • Year and Date
      2017-05-08
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 関数空間におけるメトロポリス法のための局所的提案分布2016

    • Author(s)
      嶋本義己・末松伸朗・岩田一貴
    • Organizer
      第15回情報科学技術フォーラム
    • Place of Presentation
      富山大学
    • Year and Date
      2016-09-07
    • Related Report
      2016 Annual Research Report
  • [Presentation] 直接探索による輪郭線からのランドマークの選び方2016

    • Author(s)
      大瀬和也・岩田一貴・末松伸朗
    • Organizer
      第15回情報科学技術フォーラム
    • Place of Presentation
      富山大学
    • Year and Date
      2016-09-07
    • Related Report
      2016 Annual Research Report
  • [Presentation] 周辺化ビタービアルゴリズムを用いたオーディオデータからのイベント認識2016

    • Author(s)
      宿利早帆子・林 朗・岩田一貴・末松伸朗
    • Organizer
      2016年電子情報通信学会総合大会
    • Place of Presentation
      九州大学伊都キャンパス
    • Year and Date
      2016-03-17
    • Related Report
      2015 Research-status Report
  • [Presentation] 関数空間におけるメトロポリス法のための局所的提案分布2016

    • Author(s)
      嶋本義己・末松伸朗・岩田一貴・林 朗
    • Organizer
      2016年電子情報通信学会総合大会
    • Place of Presentation
      九州大学伊都キャンパス
    • Year and Date
      2016-03-15
    • Related Report
      2015 Research-status Report
  • [Presentation] ガボールフィルタによる非局所平均法2015

    • Author(s)
      嘉戸 琢真, 末松 伸朗, 岩田 一貴, 林 朗
    • Organizer
      The 18th Meeting on Image Recognition and Understanding
    • Place of Presentation
      ホテル阪急エキスポパーク(〒565-0826 大阪府吹田市千里万博公園1-5)
    • Year and Date
      2015-07-28
    • Related Report
      2015 Research-status Report
  • [Presentation] 周期時系列のノンパラメトリックベイズ多重整列法2014

    • Author(s)
      森 源太,末松 伸朗,岩田 一貴,林 朗
    • Organizer
      第13回情報科学技技術フォーラム
    • Place of Presentation
      筑波大学
    • Year and Date
      2014-09-03 – 2014-09-05
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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