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Sekido Hiroto  關戸 啓人

ORCIDConnect your ORCID iD *help
… Alternative Names

關戸 啓人  セキド ヒロト

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Researcher Number 40718235
Other IDs
Affiliation (Current) 2025: 大阪成蹊大学, データサイエンス学部, 准教授
Affiliation (based on the past Project Information) *help 2023: 大阪成蹊大学, データサイエンス学部, 准教授
2022: 大阪成蹊大学, 教育学部, 講師
2017 – 2021: 京都大学, 国際高等教育院, 特定講師
2016: 京都大学, 情報学研究科, 特定助教
2015: 京都大学, 情報学研究科, 助教
Review Section/Research Field
Except Principal Investigator
Foundations of mathematics/Applied mathematics / Basic Section 12040:Applied mathematics and statistics-related / Basic Section 08030:Family and consumer sciences, and culture and living-related
Keywords
Except Principal Investigator
原点シフト / 固有値計算 / 相対精度 / 応用可積分系 / ランチョス法 / 可積分アルゴリズム / グリーン行列 / 最良定数 / 再生核 / グリーン関数 … More / ソボレフ不等式 / QR分解 / ランチョスアルゴリズム / 大規模スパース行列 / 部分特異値分解 / 並列計算の実装 / 櫻井・杉浦法 / 並列計算 / 直交QD法 / 両側ヤコビ法 / 片側ヤコビ法 / 高精度線形計算 / 特異値分解 / ガイドライン / 緩和ケア / がん患者 / 闘病記 / 食事の実態 / 食事 / 療養者 / 終末期 / 高次収束 / 特異値計算 / 直交多項式 / 連立1次方程式の反復法 / ブレークダウン / 離散戸田方程式 / 特異点閉じ込め / 連立1次方程式 / ブレイクダウン Less
  • Research Projects

    (4 results)
  • Research Products

    (9 results)
  • Co-Researchers

    (11 People)
  •  Best evaluation of Sobolev inequality using reproducing kernel and study of its application to science and engineering

    • Principal Investigator
      武村 一雄
    • Project Period (FY)
      2023 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 12040:Applied mathematics and statistics-related
    • Research Institution
      Nihon University
  •  Development of dietary guidelines for patient in the terminal phase of the disease

    • Principal Investigator
      Sekido Keiko
    • Project Period (FY)
      2018 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 08030:Family and consumer sciences, and culture and living-related
    • Research Institution
      Takarazuka University of Medical and Health Care
      Kyoto Prefectural University of Medicine
  •  Integrable Algorithms: Basis of Higher Accurate Computations with Positivity

    • Principal Investigator
      Nakamura Yoshimasa
    • Project Period (FY)
      2017 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Foundations of mathematics/Applied mathematics
    • Research Institution
      Osaka Seikei University
      Kyoto University
  •  Challenge to Breakdown of Integrable Algorithms

    • Principal Investigator
      Nakamura Yoshimasa
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Foundations of mathematics/Applied mathematics
    • Research Institution
      Kyoto University

All 2022 2020 2019 2018 2017

All Journal Article Presentation

  • [Journal Article] An application of the discrete-time Toda lattice to the progressive algorithm by Lanczos and related problems2018

    • Author(s)
      Nakamura Yoshimasa、Sekido Hiroto
    • Journal Title

      Journal of Physics A: Mathematical and Theoretical

      Volume: 51 Issue: 17 Pages: 174001-174001

    • DOI

      10.1088/1751-8121/aab7fe

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15K13457
  • [Presentation] Content Analysis of Abstracts Related to Quality of Life of Terminal Patients and Their Families: Using Text Mining Techniques2022

    • Author(s)
      Keiko Sekido,Kiyomi Harada,Hiroto Sekido,Kaori Tsutsumi,Satomi Nasu,Yoshiko Takata
    • Organizer
      The 7th International Nursing Research Conference of World Academy of Nursing Science
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] Content Analysis of Abstracts Related to the Diets of Terminal Patients and Their Families: Using Text Mining Techniques2022

    • Author(s)
      Keiko Sekido,Kiyomi Harada,Kaori Tsutsumi,Sayoko Uemura,Hitomi Takeichi,Hiroto Sekido
    • Organizer
      The 7th International Nursing Research Conference of World Academy of Nursing Science
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] ターミナルケアにおける口から食べることの支援に関する文献検討2022

    • Author(s)
      關戸啓子,原田清美,堤かおり,植村小夜子
    • Organizer
      第42回日本看護科学学会学術集会
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] Content analysis of abstracts related to meals of patients receiving palliative care : using text mining techniques2020

    • Author(s)
      Keiko Sekido, Hiroto Sekido, Kiyomi Harada, Kaori Tsutsumi, Sayoko Uemura, Hitomi Takeichi
    • Organizer
      The 6th International Nursing Research Conference of World Academy of Nursing Science
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] Status and real meaning of diet for terminal stage cancer patients in Japan: Analysis of written records of patients’battle against disease2019

    • Author(s)
      Hiroto Sekido, Keiko Sekido, Kiyomi Harada, Sayoko Uemura, Kaori Tsutsumi, Hitomi Takeichi
    • Organizer
      MASCC/ISOO 2019 Annual Meeting on Supportive Care in Cancer
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] Status and real meaning of diet for terminal stage cancer patients in Japan: Analysis of written records of patients’ battle against disease2019

    • Author(s)
      Hiroto Sekido, Keiko Sekido, Kiyomi Harada, Sayoko Uemura, Kaori Tsutsumi, Hitomi Takeichi
    • Organizer
      MASCC/ISOO 2019 Annual Meeting on Supportive Care in Cancer
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] A literature review on support for eating habits of patients with cancer in Japan2018

    • Author(s)
      Keiko Sekido, Kiyomi Harada, Kaori Tsutsumi, Sayoko Uemura, Hitomi Takeichi, Hiroto Sekido
    • Organizer
      MASCC/ISOO 2018 Annual Meeting on Supportive Care in Cancer
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K02258
  • [Presentation] 離散戸田方程式(qd 法)によるランチョスの前進アルゴリズムの多段拡張とその応用2017

    • Author(s)
      中村佳正, 關戸啓人
    • Organizer
      日本応用数理学会研究部会連合発表会
    • Place of Presentation
      電気通信大学(東京・調布市)
    • Year and Date
      2017-03-06
    • Data Source
      KAKENHI-PROJECT-15K13457
  • 1.  Nakamura Yoshimasa (50172458)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 2 results
  • 2.  Sekido Keiko (90226647)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 7 results
  • 3.  竹市 仁美 (00469272)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  植村 小夜子 (10342148)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 6 results
  • 5.  堤 かおり (20327480)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 7 results
  • 6.  原田 清美 (80712934)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 7 results
  • 7.  木村 欣司 (10447899)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  高田 雅美 (20397574)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  前田 一貴 (80732982)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  武村 一雄 (60367216)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  永井 敦 (90304039)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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