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Obayashi Ippei  大林 一平

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OBAYASHI Ippei  大林 一平

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Researcher Number 30583455
Other IDs
Affiliation (Current) 2023: 岡山大学, AI・数理データサイエンスセンター, 教授
Affiliation (based on the past Project Information) *help 2022 – 2023: 岡山大学, AI・数理データサイエンスセンター, 教授
2021: 岡山大学, サイバーフィジカル情報応用研究コア, 教授
2021: 岡山大学, 環境生命科学学域, 教授
2018 – 2020: 国立研究開発法人理化学研究所, 革新知能統合研究センター, 研究員
2017: 東北大学, 材料科学高等研究所, 准教授
2016: 東北大学, 原子分子材料科学高等研究機構, 助教
2012: 京都大学, 大学院・理学研究科, 特定研究員
Review Section/Research Field
Principal Investigator
Foundations of mathematics/Applied mathematics
Except Principal Investigator
Medium-sized Section 26:Materials engineering and related fields / Transformative Research Areas, Section (II) / Medium-sized Section 12:Analysis, applied mathematics, and related fields / Global analysis
Keywords
Principal Investigator
ハイブリッド力学系 / 吸引領域 / 応用数学 / 計算トポロジー / 数理モデル / 二足歩行 / 力学系
Except Principal Investigator
機械学習 / 位相的データ解析 / 力学系 … More / き裂 / CFRP / 顕微分光 / X-CT / パーシステントホモロジー / 放射光 / X線顕微鏡 / 複合材料 / 材料情報学 / 原子像再生 / マテリアルズ・インフォマティクス / 計算トポロジー / グラフ・アルゴリズム / ホモロジー / 精度保証付き計 / 位相計算 / 計算機援用 / グラフアルゴリズム / Morse分解 / カオス / 計算機援用解析 / 大自由度系 / 位相計算的方法 / 計算機援用証明 / 不変集合 / 大域的構造 / 分岐 Less
  • Research Projects

    (5 results)
  • Research Products

    (28 results)
  • Co-Researchers

    (14 People)
  •  Comprehensive analysis of hyper-ordered structures based on mathematics and informatics

    • Principal Investigator
      志賀 元紀
    • Project Period (FY)
      2020 – 2024
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Tohoku University
      Gifu University
  •  Development of a new method for data science via the fusion of dynamical systems and computational topology

    • Principal Investigator
      荒井 迅
    • Project Period (FY)
      2019 – 2024
    • Research Category
      Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
    • Review Section
      Medium-sized Section 12:Analysis, applied mathematics, and related fields
    • Research Institution
      Chubu University
  •  Determination of trigger sites for crack formation in aeronautical composite by combining X-ray microscopy and applied mathematics

    • Principal Investigator
      木村 正雄
    • Project Period (FY)
      2019 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 26:Materials engineering and related fields
    • Research Institution
      High Energy Accelerator Research Organization
  •  Analysis of bipedal walking models as a hybrid system from the viewpoint of the basin of attractionPrincipal Investigator

    • Principal Investigator
      Obayashi Ippei
    • Project Period (FY)
      2016 – 2020
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Foundations of mathematics/Applied mathematics
    • Research Institution
      Institute of Physical and Chemical Research
      Tohoku University
  •  Study of Global Structures and Bifurcations of Dynamical Systems including Systems with Large Degrees of Freedom

    • Principal Investigator
      KOKUBU Hiroshi
    • Project Period (FY)
      2009 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Global analysis
    • Research Institution
      Kyoto University

All 2021 2020 2019 2018 2017 2016 2013 2012

All Journal Article Presentation Book

  • [Book] Capturing the global behavior of dynamical systems with Conley-Morse graphs2013

    • Author(s)
      Zin Arai, Hiroshi Kokubu, and Ippei Obayashi
    • Publisher
      Advances in Cognitive Neurodynamics (III)
    • Data Source
      KAKENHI-PROJECT-21340035
  • [Journal Article] Flow estimation solely from image data through persistent homology analysis2021

    • Author(s)
      Suzuki Anna、Miyazawa Miyuki、Minto James M.、Tsuji Takeshi、Obayashi Ippei、Hiraoka Yasuaki、Ito Takatoshi
    • Journal Title

      Scientific Reports

      Volume: 11 Issue: 1 Pages: 17948-17948

    • DOI

      10.1038/s41598-021-97222-6

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20948, KAKENHI-PROJECT-19H00834, KAKENHI-PROJECT-20H02676
  • [Journal Article] パーシステントホモロジーに基づくデータ解析パッケージHomCloudの紹介2020

    • Author(s)
      大林 一平
    • Journal Title

      RIMS 講究録

      Volume: 2166

    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] パーシステントホモロジーによる材料科学データ解析2020

    • Author(s)
      大林一平
    • Journal Title

      New Glass

      Volume: 129, 35 (1) Pages: 19-23

    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] Fractal mechanism of basin of attraction in passive dynamic walking2020

    • Author(s)
      Okamoto Kota、Aoi Shinya、Obayashi Ippei、Kokubu Hiroshi、Senda Kei、Tsuchiya Kazuo
    • Journal Title

      Bioinspiration & Biomimetics

      Volume: 15 Issue: 5 Pages: 055002-055002

    • DOI

      10.1088/1748-3190/ab9283

    • NAID

      120006888011

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K20341, KAKENHI-PROJECT-17H02859, KAKENHI-PROJECT-17H04914, KAKENHI-PROJECT-16K17638, KAKENHI-PROJECT-18H03671
  • [Journal Article] Structural changes during glass formation extracted by computational homology with machine learning2020

    • Author(s)
      Hirata Akihiko、Wada Tomohide、Obayashi Ippei、Hiraoka Yasuaki
    • Journal Title

      Communications Materials

      Volume: 1 Issue: 1 Pages: 98-98

    • DOI

      10.1038/s43246-020-00100-3

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-16K17638, KAKENHI-PROJECT-20H04241
  • [Journal Article] Inferring fracture forming processes by characterizing fracture network patterns with persistent homology2020

    • Author(s)
      Suzuki A.、Miyazawa M.、Okamoto A.、Shimizu H.、Obayashi I.、Hiraoka Y.、Tsuji T.、Kang P.K.、Ito T.
    • Journal Title

      Computers & Geosciences

      Volume: 143 Pages: 104550-104550

    • DOI

      10.1016/j.cageo.2020.104550

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K20948, KAKENHI-PROJECT-18KK0376, KAKENHI-PROJECT-16H06347, KAKENHI-PROJECT-16K17638
  • [Journal Article] Volume-Optimal Cycle: Tightest Representative Cycle of a Generator in Persistent Homology2018

    • Author(s)
      Obayashi Ippei
    • Journal Title

      SIAM Journal on Applied Algebra and Geometry

      Volume: 2 Issue: 4 Pages: 508-534

    • DOI

      10.1137/17m1159439

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] Non-empirical identification of trigger sites in heterogeneous processes using persistent homology2018

    • Author(s)
      Kimura Masao、Obayashi Ippei、Takeichi Yasuo、Murao Reiko、Hiraoka Yasuaki
    • Journal Title

      Scientific Reports

      Volume: 8 Issue: 1 Pages: 3553-3553

    • DOI

      10.1038/s41598-018-21867-z

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] Persistence diagrams with linear machine learning models2018

    • Author(s)
      Ippei Obayashi, Yasuaki Hiraoka, Masao Kimura
    • Journal Title

      Journal of Applied and Computational Topology

      Volume: 印刷中

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] Persistence diagrams with linear machine learning models2018

    • Author(s)
      Obayashi Ippei、Hiraoka Yasuaki、Kimura Masao
    • Journal Title

      Journal of Applied and Computational Topology

      Volume: 1 Issue: 3-4 Pages: 421-449

    • DOI

      10.1007/s41468-018-0013-5

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Journal Article] Formation mechanism of a basin of attraction for passive dynamic walking induced by intrinsic hyperbolicity2016

    • Author(s)
      Ippei Obayashi, Shinya Aoi, Kazuo Tsuchiya, Hiroshi Kokubu
    • Journal Title

      Proceedings of The Royal Society A: Mathematical, Physical and Engineering Sciences

      Volume: 472 Issue: 2190 Pages: 20160028-20160028

    • DOI

      10.1098/rspa.2016.0028

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26310208, KAKENHI-PROJECT-15KT0015, KAKENHI-PROJECT-16K17638, KAKENHI-PLANNED-26120006
  • [Journal Article] Capturing the global behavior of dynamical systems with Conley-Morse graphs2012

    • Author(s)
      Z.Arai, H.Kokubu, I.Obayashi
    • Journal Title

      Advances in Cognitive Neurodynamics (III)

      Volume: (掲載確定)(未定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340035
  • [Journal Article] Combinatorial-topological framework for the analysis of global dynamics2012

    • Author(s)
      Justin Bush, Marcio Gameiro, Shaun Harker, Hiroshi Kokubu, Konstantin Mischaikow, Ippei Obayashi, Pawel Pilarczyk
    • Journal Title

      Chaos

      Volume: 22 Issue: 4 Pages: 047508-047508

    • DOI

      10.1063/1.4767672

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340035, KAKENHI-PROJECT-24654022
  • [Presentation] Volume-optima cycles and stable volumes for persistent homology2021

    • Author(s)
      大林一平
    • Organizer
      RIMS 共同研究 一般位相幾何学の動向と諸分野との連携
    • Invited
    • Data Source
      KAKENHI-PROJECT-19H00834
  • [Presentation] 焼結鉱3次元CT画像のパーシステントホモロジーと非負行列分解による解析2021

    • Author(s)
      大林 一平, 木村 正雄
    • Organizer
      日本応用数理学会
    • Data Source
      KAKENHI-PROJECT-19H00834
  • [Presentation] Stable volumes for persistent homology2021

    • Author(s)
      Ippei Obayashi
    • Organizer
      Einstein Semester on Geometric and Topological Structure of Materials
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19H00834
  • [Presentation] 焼結鉱3次元CT画像のパーシステントホモロジーと非負行列分解による解析2021

    • Author(s)
      Ippei Obayashi
    • Organizer
      RIMS Workshop Mathematical methods for the studies of flow, shape, and dynamics
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19H00834
  • [Presentation] Field choice problem on persistent homology2020

    • Author(s)
      大林一平, 吉脇理雄
    • Organizer
      日本数学会2020年度秋季総合分科会
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Inverse Problems on persistent homology2020

    • Author(s)
      Ippei Obayashi
    • Organizer
      RIMS共同研究 偏微分方程式における逆問題とその応用のさらなる展開
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Field choice problem on persistent homology2019

    • Author(s)
      大林一平, 吉脇理雄
    • Organizer
      日本数学会 2020 年度年会
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Topological Data Analysis for Materials Science2019

    • Author(s)
      Ippei Obayashi
    • Organizer
      ICMMA 2018
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] パーシステントホモロジーの体の問題2019

    • Author(s)
      大林一平, 吉脇理雄
    • Organizer
      2019年度応用数学合同研究集会
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] パーシステントホモロジー - 数学と情報科学の融合による「かたち」のデー タ解析2018

    • Author(s)
      大林一平
    • Organizer
      日本数学会 2018 年度秋季総合分科会
    • Invited
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Volume optimal cycles for persistent homology2018

    • Author(s)
      大林一平
    • Organizer
      日本数学会 2018 年度年会
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Digital Image Analysis using Persistent Homology and Machine Learning (Poster)2017

    • Author(s)
      Ippei Obayashi
    • Organizer
      Applied Algebraic Topology 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] パーシステントホモロジーと機械学習を用いたデータ解析2017

    • Author(s)
      大林一平
    • Organizer
      日本数学会 2017 年度秋季総合分科会
    • Data Source
      KAKENHI-PROJECT-16K17638
  • [Presentation] Formation mechanism of the basin of attraction of bipedal walking models2016

    • Author(s)
      Ippei Obayashi
    • Organizer
      Applied Nonlinear Mathematics Seminar, University of Bristol
    • Place of Presentation
      University of Bristol (イギリス)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17638
  • 1.  ARAI Zin (80362432)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 2 results
  • 2.  KOKUBU Hiroshi (50202057)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  OKA Hiroe (20215221)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  平岡 裕章 (10432709)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  竹内 博志 (40851457)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  志賀 元紀 (20437263)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  松下 智裕 (10373523)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  木村 正雄 (00373746)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 9.  丹羽 尉博 (00743709)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  武市 泰男 (40636461)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  渡邊 稔樹 (90851428)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  TSUJI Takeshi
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 13.  国府 寛司
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 5 results
  • 14.  岡(國府) 宏枝
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 3 results

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