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Okada Izumi  岡田 いず海

ORCIDConnect your ORCID iD *help
Researcher Number 40795605
Other IDs
Affiliation (Current) 2025: 東京大学, 大学院数理科学研究科, 准教授
2025: 千葉大学, 大学院理学研究院, 准教授
Affiliation (based on the past Project Information) *help 2023 – 2024: 千葉大学, 大学院理学研究院, 准教授
2020 – 2022: 九州大学, 数理学研究院, 助教
Review Section/Research Field
Principal Investigator
Basic Section 12010:Basic analysis-related
Except Principal Investigator
Medium-sized Section 12:Analysis, applied mathematics, and related fields / Basic Section 12020:Mathematical analysis-related
Keywords
Principal Investigator
局所時間 / ブラウン運動 / 単純ランダムウォーク / 到達確率 / Green関数 / local time / capacity
Except Principal Investigator
離散確率モデ ル / 確率偏微分方程式 / ランダム行列 … More / ランダム媒質 / 離散確率モデル / 確率論 / 拡散 / 動的特異点 / 放物型偏微分方程式 / ヘルダー指数 / 可解性 / ブラウン運動 / 非線形熱方程式 / 反応拡散方程式 / 臨界指数 / 放物型 / 偏微分方程式 / 特異性 Less
  • Research Projects

    (4 results)
  • Research Products

    (9 results)
  • Co-Researchers

    (8 People)
  •  単純ランダムウォークのcapacityの極限定理や交叉に関する解析Principal Investigator

    • Principal Investigator
      岡田 いず海
    • Project Period (FY)
      2024 – 2027
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 12010:Basic analysis-related
    • Research Institution
      Chiba University
  •  Macroscopic properties of discrete stochastic models and analysis of their scaling limits

    • Principal Investigator
      熊谷 隆
    • Project Period (FY)
      2023 – 2025
    • Research Category
      Fund for the Promotion of Joint International Research (International Collaborative Research)
    • Review Section
      Medium-sized Section 12:Analysis, applied mathematics, and related fields
    • Research Institution
      Waseda University
  •  Analysis of dynamic singularities in parabolic partial differential equations

    • Principal Investigator
      柳田 英二
    • Project Period (FY)
      2022 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 12020:Mathematical analysis-related
    • Research Institution
      The University of Tokyo
  •  Analysis of non-intersection probability of random walks using Green's functionPrincipal Investigator

    • Principal Investigator
      Okada Izumi
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 12010:Basic analysis-related
    • Research Institution
      Chiba University
      Kyushu University

All 2024 2023 2022 2021

All Journal Article Presentation

  • [Journal Article] Capacity of the range of random walk: The law of the iterated logarithm2024

    • Author(s)
      Amir Dembo, Izumi Okada
    • Journal Title

      The Annals of Probability

      Volume: -

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14329
  • [Journal Article] Probabilistic approach to the heat equation with a dynamic Hardy-type potential2022

    • Author(s)
      Okada Izumi、Yanagida Eiji
    • Journal Title

      Stochastic Processes and their Applications

      Volume: 145 Pages: 204-225

    • DOI

      10.1016/j.spa.2021.12.006

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23K22402
  • [Presentation] Deviation of Capacity of the Range of Random Walk2024

    • Author(s)
      Izumi Okada
    • Organizer
      French Japanese Conference on Probability & Interactions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K22402
  • [Presentation] Deviation of Capacity of the Range of Random Walk2024

    • Author(s)
      Izumi Okada
    • Organizer
      French Japanese Conference on Probability & Interactions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23KK0050
  • [Presentation] Deviation of Capacity of the Range of Random Walk2024

    • Author(s)
      Izumi Okada
    • Organizer
      French Japanese Conference on Probability & Interactions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14329
  • [Presentation] Capacity of the range of random walk2023

    • Author(s)
      Izumi Okada
    • Organizer
      Stochastic Processes and Related Fields
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K22402
  • [Presentation] Capacity of the range of random walk2023

    • Author(s)
      Izumi Okada
    • Organizer
      Stochastic Processes and Related Fields
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23KK0050
  • [Presentation] Capacity of the range of random walk2023

    • Author(s)
      Izumi Okada
    • Organizer
      Stochastic Processes and Related Fields
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14329
  • [Presentation] The heat equation with a dynamic Hardy-type potential2021

    • Author(s)
      岡田 いず海
    • Organizer
      北東数学解析研究会
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14329
  • 1.  柳田 英二 (80174548)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 2.  高橋 仁 (40813001)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  菅 徹 (60647270)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  二宮 広和 (90251610)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  熊谷 隆 (90234509)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  福泉 麗佳 (00374182)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  COLLINS Benoit (20721418)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  中島 秀太 (70962893)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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