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HARA Kazuyuki  原 一之

ORCIDConnect your ORCID iD *help
… Alternative Names

原 一之  ハラ カズユキ

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Researcher Number 30311004
Other IDs
External Links
Affiliation (Current) 2025: 日本大学, 生産工学部, 特任教授
Affiliation (based on the past Project Information) *help 2025: 日本大学, 生産工学部, 特任教授
2023: 日本大学, 生産工学部, 特任教授
2018 – 2022: 日本大学, 生産工学部, 教授
2006: Tokyo metropolitan college of industrial technology, Monozukuri engineering department, Professor, ものづくり工学科, 教授
2005: 東京都立工業高等専門学校, 電子情報工学科, 教授
2004: 東京都立工業高等専門学校, 電子情報工学科, 助教授
2001 – 2002: 東京都立工業高等専門学校, 電子情報工学科, 助教授
Review Section/Research Field
Principal Investigator
Basic Section 61040:Soft computing-related / Sensitivity informatics/Soft computing / Intelligent informatics
Except Principal Investigator
Basic Section 25010:Social systems engineering-related
Keywords
Principal Investigator
オンライン学習 / 統計力学 / on-line learning / ensemble learning / 単純パーセプトロン / アンサンブル学習 / 正則化 / 深層学修 / 階層型ネットワーク / 統計力学的手法 … More / ドロップアウト / 3層パーセプトロン / ソフトコミッティマシン / ドロップアウト学習 / statistical mechanics / simple perceptron / dynamic process / cooperate mechanism / 多数決 / 情報統計力学 / 非線型パーセプトロン / 線形パーセプトロン / 相互学習 / 動的過程 / 協調メカニズム / 集団学習 / margin / improving convergence of learning / Error distribution / Multilayer nerural networks / 対称性の破壊 / 例題数の偏り / 収束性の改善 / 階層形ニューラルネットワーク / マージン / 学習の収束性の改善 / 誤差分布 / 階層型ニューラルネットワーク … More
Except Principal Investigator
オペレーションズリサーチ / 社会システム工学 / 数理工学 / 機械学習 / マルチエージェント / シミュレーション Less
  • Research Projects

    (5 results)
  • Research Products

    (30 results)
  • Co-Researchers

    (8 People)
  •  モデル圧縮による高速化と精度保証の理論に関する研究Principal Investigator

    • Principal Investigator
      原 一之
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 61040:Soft computing-related
    • Research Institution
      Nihon University
  •  深層学習によるCOVID-19感染伝播と経済活動を同時制御する社会運営戦略の発見

    • Principal Investigator
      豊谷 純
    • Project Period (FY)
      2021 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 25010:Social systems engineering-related
    • Research Institution
      Nihon University
  •  Study on online Dropput theory and its optimizationPrincipal Investigator

    • Principal Investigator
      原 一之
    • Project Period (FY)
      2018 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 61040:Soft computing-related
    • Research Institution
      Nihon University
  •  Study on cooperation mechanism and it's dynamic behavior of many learning machinesPrincipal Investigator

    • Principal Investigator
      HARA Kazuyuki
    • Project Period (FY)
      2004 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Sensitivity informatics/Soft computing
    • Research Institution
      Tokyo metropolitan college of industrial technology
      Tokyo Metropolitan College of Technology
  •  IMPROVEMENT OF CONVERGENCE OF LEARNING OF MULTI-LAYER NEURAL NETWORKS AND APPLICATION FOR SEARCH ENGINEPrincipal Investigator

    • Principal Investigator
      HARA Kazuyuki
    • Project Period (FY)
      2001 – 2002
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Intelligent informatics
    • Research Institution
      TOKYO METROPOLITAN COLLEGE OF TECHNOLOGY

All 2023 2022 2021 2007 2005 2004

All Journal Article

  • [Journal Article] Seat Allocation Model for Constraining COVID-19 Infection Risk in Restaurants2023

    • Author(s)
      柿本 陽平、大前 佑斗、豊谷 純、原 一之、高橋 弘毅
    • Journal Title

      Journal of Japan Industrial Management Association

      Volume: 74 Issue: 2 Pages: 77-89

    • DOI

      10.11221/jima.74.77

    • ISSN
      1342-2618, 2187-9079
    • Year and Date
      2023-07-15
    • Language
      Japanese
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-23K13517, KAKENHI-PROJECT-21K04535
  • [Journal Article] SIRVVD model-based verification of the effect of first and second doses of COVID-19/SARS-CoV-2 vaccination in Japan2022

    • Author(s)
      Yuto Omae, Yohei Kakimoto, Makoto Sasaki, Jun Toyotani, Kazuyuki Hara, Yasuhiro Gon, Hirotaka Takahashi
    • Journal Title

      Mathematical Biosciences and Engineering

      Volume: 19 Issue: 1 Pages: 1026-1040

    • DOI

      10.3934/mbe.2022047

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04535
  • [Journal Article] Impact of Removal Strategies of Stay-at-Home Orders on the Number of COVID-19 Infectors and People Leaving Their Homes2021

    • Author(s)
      Yuto Omae, Yohei Kakimoto, Jun Toyotani, Kazuyuki Hara, Yasuhiro Gon, Hirotaka Takahashi
    • Journal Title

      International Journal of Innovative Computing, Information and Control

      Volume: 17 Issue: 03 Pages: 1055

    • DOI

      10.24507/ijicic.17.03.1055

    • ISSN
      1349-4198
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04535
  • [Journal Article] SIR model-based verification of effect of COVID-19 Contact-Confirming Application (COCOA) on reducing infectors in Japan2021

    • Author(s)
      Yuto Omae, Yohei Kakimoto, Jun Toyotani, Kazuyuki Hara, Yasuhiro Gon, Hirotaka Takahashi
    • Journal Title

      Mathematical Biosciences and Engineering

      Volume: 18 Pages: 6506-6526

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04535
  • [Journal Article] Effectiveness of the COVID-19 Contact-Confirming Application (COCOA) Based on Multi-Agent Simulation2021

    • Author(s)
      Yuto Omae, Jun Toyotani, Kazuyuki Hara, Yasuhiro Gon, Hirotaka Takahashi
    • Journal Title

      Journal of Advanced Computational Intelligence and Intelligent Informatics

      Volume: 25 Issue: 6 Pages: 931-943

    • DOI

      10.20965/jaciii.2021.p0931

    • NAID

      130008119386

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04535
  • [Journal Article] Reliability of Multi-Agent Based Infection Simulator with Parameters of Isolation Wards2021

    • Author(s)
      Yuto Omae, Yohei Kakimoto, Jun Toyotani, Kazuyuki Hara, Yasuhiro Gon, Hirotaka Takahashi
    • Journal Title

      ICIC Express Letters, Part B: Applications

      Volume: 12 Issue: 06 Pages: 577

    • DOI

      10.24507/icicelb.12.06.577

    • NAID

      40022610874

    • ISSN
      2185-2766
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K04535
  • [Journal Article] Statistical mechanics of mutual learning with a latent teacher2007

    • Author(s)
      Kazuyuki Hara
    • Journal Title

      Journal of the physical society of Japan 76.1

      Pages: 14001-14001

    • NAID

      110006151543

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Statistical mechanics of mutual learning with a latent teacher2007

    • Author(s)
      Hara, K., Okada, M.
    • Journal Title

      Journal of physical society of Japan vol.76, no.1

      Pages: 14001-14001

    • NAID

      110006151543

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Statistical mechanics of mutual learning with a latent teacher2007

    • Author(s)
      Hara, K., Okada, M.
    • Journal Title

      Journal of physical society of Japan 76・1

      Pages: 14001-14001

    • NAID

      110006151543

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      System and Computer in Japan 36・12

      Pages: 63-74

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Virtual journal of biological physics research vol.9,no.6

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Ensemble learning of linear perceptron : On-line learning theory2005

    • Author(s)
      K.Hara, M.Okada
    • Journal Title

      Journal of the Physical Society of Japan 74・11

      Pages: 7-7

    • NAID

      110002325532

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on online learning theory2005

    • Author(s)
      S.Miyoshi, K.Hara, M.Okada
    • Journal Title

      Physical Review E 71

      Pages: 11-11

    • NAID

      110001276022

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      System and Computer in Japan vol.36, no.12

      Pages: 63-74

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Progress of theoretical physics, supplement, 157

      Pages: 270-274

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Progress of theoretical physics no.157(supplement)

      Pages: 270-274

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Ensemble learning of linear perception : On-line learning theory2005

    • Author(s)
      Hara, K, Okada, M.
    • Journal Title

      Journal of physical society of Japan 74・11

      Pages: 2966-2972

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Ensemble learning of linear perceptron : On-line learning theory2005

    • Author(s)
      Hara, K, Okada, M.
    • Journal Title

      Journal of physical society of Japan vol.74, no.11

      Pages: 2966-2972

    • NAID

      110002325532

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on online learning theory2005

    • Author(s)
      S.Miyoshi, K.Hara, M.Okada
    • Journal Title

      Systems and Computers in Japan(John Wiley & Sons) 36・12

      Pages: 11-11

    • NAID

      110001276022

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on online learning theory,2005

    • Author(s)
      S.Miyoshi, K.Hara, M.Okada
    • Journal Title

      Virtual Journal of Biological Physics Research 9・6

      Pages: 11-11

    • NAID

      110001276022

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2005

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Virtual journal of biological physics research 9・6

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] On-line learning of a simple perceptron learning with margin2004

    • Author(s)
      Hara, K., Okada, M.
    • Journal Title

      System and Computer in Japan 35・7

      Pages: 98-105

    • NAID

      110004066696

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] オンライン学習理論に基づく単純パーセプトロンのアンサンブル学習の解析2004

    • Author(s)
      三好誠司, 原一之, 岡田真人
    • Journal Title

      電子情報通信学会論文誌 J87-D-II・7

      Pages: 11-11

    • NAID

      110003232421

    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] オンライン学習理論に基づく単純パーセプトロンのアンサンブル学習の解析2004

    • Author(s)
      三好誠司, 原一之, 岡田真人
    • Journal Title

      電子情報通信学会論文誌 J87・7

      Pages: 1391-1401

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of generalization error of ensemble learning through linear weak learner2004

    • Author(s)
      Hara, K., Okada, M.
    • Journal Title

      Transactions of the institute of systems, control and information engineers vol.17, no.12

      Pages: 28-36

    • NAID

      10014152118

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2004

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Physical Review E

      Pages: 36116-36116

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] 線形ウィークラーナーによるアンサンブル学習の汎化誤差の解析2004

    • Author(s)
      原一之, 岡田真人
    • Journal Title

      システム制御情報学会論文誌 17・12

      Pages: 28-36

    • NAID

      10014152118

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptrons based on on-line learning theory2004

    • Author(s)
      Miyoshi, S., Hara, K., Okada, M.
    • Journal Title

      Transactions on Information and systems, The Institute of Electronics, Information and Communication Engieers vol.J87, no.7

      Pages: 1391-1401

    • NAID

      110003232421

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] Analysis of ensemble learning using simple perceptions based on on-line learning theory2004

    • Author(s)
      Miyoshi, S., Hara, K, Okada, M.
    • Journal Title

      Physical Review E

      Pages: 36116-36116

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • [Journal Article] On-line learning of a simple perceptron learning with margin2004

    • Author(s)
      Hara, K., Okada, M.
    • Journal Title

      System and Computer in Japan vol.35, no.7

      Pages: 98-105

    • NAID

      110004066696

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16500146
  • 1.  NAKAYAMA Kenji (00207945)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  MIYOSHI Seiji (10270307)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 3.  豊谷 純 (70459866)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 4.  大前 佑斗 (00781874)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 5.  高橋 弘毅 (40419693)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 6.  権 寧博 (80339316)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 7.  柿本 陽平 (90899494)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 8.  佐々木 真 (70575919)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results

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