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Determination of protein structure by a unified method of stochastic embedding and Gaussian global optimization

Research Project

Project/Area Number 18500172
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Sensitivity informatics/Soft computing
Research InstitutionOsaka University

Principal Investigator

DOI Shinji  Osaka University, 大学院・工学研究科, 准教授 (50217600)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,980,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥480,000)
Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2007: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2006: ¥900,000 (Direct Cost: ¥900,000)
Keywords距離幾何問題 / 大域的最適化 / 確率アルゴリズム / タンパク質立体構造
Research Abstract

タンパク質の立体構造を, 構成する原子間距離から効率的に推定する方法を考案した. この方法は, 最適化問題(誤差を最小にする問題)を極めて単純な確率的手法で解くものであり, 大規模なタンパク質の立体構造推定にも応用可能な効率の良いアルゴリズムである.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (21 results)

All 2008 2007 2006

All Journal Article (14 results) (of which Peer Reviewed: 6 results) Presentation (7 results)

  • [Journal Article] Optimization of Distances for a Stochastic Embedding and Clustering of High-Dimensional Data, Proc. The 23rd International Technical Conference on Circuits/Systems2008

    • Author(s)
      N.Nishikawa, S. Doi
    • Journal Title

      Computers and Communications

      Pages: 1125-1128

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 確率的埋め込み法によるデータクラスタリング2008

    • Author(s)
      西川尚斗, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告NLP

      Pages: 39-44

    • NAID

      110006623249

    • Related Report
      2008 Final Research Report
  • [Journal Article] Optimization of Distances for a Stochastic Embedding and Clustering of High-Dimensional Data2008

    • Author(s)
      N. Nishikawa, S. Doi
    • Journal Title

      Proc. The 23rd International Technical Conferenceon Circuits/Systems, Computers and Communications 無

      Pages: 1125-1128

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 確率的埋め込み法によるデータクラスタリング2008

    • Author(s)
      西川尚斗, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告NLP 2007-145

      Pages: 39-44

    • NAID

      110006623249

    • Related Report
      2007 Annual Research Report
  • [Journal Article] Embedding of high-dimensional data in low-dimensional space by a simple stochastic method2007

    • Author(s)
      N.Nishikawa, S. Doi, S. Kumagai
    • Journal Title

      Proc. 15th IEEE International Workshop on Nonlinear Dynamics of Electronic Systems

      Pages: 325-328

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 確率的手法による高次元データの低次元埋め込み2007

    • Author(s)
      西川尚斗, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告NLP

      Pages: 35-40

    • NAID

      110006344208

    • Related Report
      2008 Final Research Report
  • [Journal Article] 確率的手法を用いた高次元データの低次元埋め込み地図の作成2007

    • Author(s)
      西川尚斗, 加嶋浩之, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会総合大会講演論文集

      Pages: 64-64

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Embedding of high-dimensional data in low-dimensional space by a simple stochastic method2007

    • Author(s)
      N. Nishikawa, S. Doi, S. Kumagai
    • Journal Title

      Proc. 15th IEEE International Workshop on Nonlinear Dynamics of Electronic Systems 無

      Pages: 325-328

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 確率的手法による高次元データの低次元埋め込み2007

    • Author(s)
      西川尚斗, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告NLP 2007-6

      Pages: 23-28

    • NAID

      110006344208

    • Related Report
      2007 Annual Research Report
  • [Journal Article] 確率的手法を用いた高次元データの低次元埋め込み地図の作成2007

    • Author(s)
      西川尚斗, 加嶋浩之, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会総合大会講演論文集 (印刷中)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 距離幾何学問題における確率的近接データ埋め込み法の拡張2006

    • Author(s)
      加嶋浩之, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告NLP

      Pages: 39-44

    • NAID

      110006163532

    • Related Report
      2008 Final Research Report
  • [Journal Article] Application of Stochastic Proximity Embedding to Distance Geometry Problems2006

    • Author(s)
      H. Kashima, S.Doi, S. Kumagai
    • Journal Title

      Proc. SICE-ICASE International Joint Conference 2006

      Pages: 4451-4456

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Application of Stochastic Proximity Embedding to Distance Geometry Problems2006

    • Author(s)
      H.Kashima, S.Doi, S.Kumagai
    • Journal Title

      Proc. SICE-ICASE International Joint Conference 2006 1

      Pages: 4451-4456

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 距離幾何学問題における確率的近接データ埋め込み法の拡張2006

    • Author(s)
      加嶋浩之, 土居伸二, 熊谷貞俊
    • Journal Title

      電子情報通信学会技術研究報告 NLP2006-96

      Pages: 39-44

    • NAID

      110006163532

    • Related Report
      2006 Annual Research Report
  • [Presentation] Optimization of Distances for a Stochastic Embedding and Clustering of High-Dimensional Data2008

    • Author(s)
      N. Nishikawa
    • Organizer
      The 23rd International Technical Conference on Circuits/Systems, Computers and Communications
    • Place of Presentation
      Yamaguchi, Japan
    • Year and Date
      2008-07-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 確率的埋め込み法によるデータクラスタリング2008

    • Author(s)
      西川尚斗
    • Organizer
      電子情報通信学会非線形問題研究会
    • Place of Presentation
      北海道大学学術交流会館
    • Year and Date
      2008-02-01
    • Related Report
      2008 Final Research Report
  • [Presentation] Embedding of high-dimensional data in low-dimensional space by a simple stochastic method2007

    • Author(s)
      N. Nishikawa
    • Organizer
      The 15th IEEE International Workshop on Nonlinear Dynamics of Electronic Systems
    • Place of Presentation
      Tokushima Japan
    • Year and Date
      2007-07-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 確率的手法による高次元データの低次元埋め込み2007

    • Author(s)
      西川尚斗
    • Organizer
      電子情報通信学会非線形問題研究会
    • Place of Presentation
      広島工業大学広島校舎
    • Year and Date
      2007-06-08
    • Related Report
      2008 Final Research Report
  • [Presentation] 確率的手法を用いた高次元データの低次元埋め込み地図の作成2007

    • Author(s)
      西川尚斗
    • Organizer
      電子情報通信学会総合大会
    • Place of Presentation
      名城大学天白キャンパス
    • Year and Date
      2007-03-21
    • Related Report
      2008 Final Research Report
  • [Presentation] 距離幾何学問題における確率的近接データ埋め込み法の拡張2006

    • Author(s)
      加嶋浩之
    • Organizer
      電子情報通信学会非線形問題研究会
    • Place of Presentation
      北海道湯の川温泉KKRはこだて
    • Year and Date
      2006-12-13
    • Related Report
      2008 Final Research Report
  • [Presentation] Application of Stochastic Proximity Embedding to Distance Geometry Problems2006

    • Author(s)
      H. Kashima
    • Organizer
      SICE-ICASE International Joint Conference, Bexco
    • Place of Presentation
      Busan, Korea
    • Year and Date
      2006-10-19
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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