HARA Kazuyuki 原一之

… 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 / 統計物理 / 理論解析 / 精度保証 / 高速化 … More / モデル圧縮 / 正則化 / 深層学修 / 階層型ネットワーク / 統計力学的手法 / 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

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
9. 日野英逸 (10580079)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

HARA Kazuyuki 原 一之

原 一之 ハラ カズユキ

Research Projects

Research Products

Co-Researchers

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

Project Period (FY)

Research Category

Review Section

Research Institution

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

Project Period (FY)

Research Category

Review Section

Research Institution

Study on online Dropput theory and its optimizationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on cooperation mechanism and it's dynamic behavior of many learning machinesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

IMPROVEMENT OF CONVERGENCE OF LEARNING OF MULTI-LAYER NEURAL NETWORKS AND APPLICATION FOR SEARCH ENGINEPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

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

Author(s)

Journal Title

DOI

ISSN

Year and Date

Language

Data Source

[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)

Journal Title

DOI

Data Source

[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)

Journal Title

DOI

ISSN

Data Source

[Journal Article] SIR model-based verification of effect of COVID-19 Contact-Confirming Application (COCOA) on reducing infectors in Japan2021

Author(s)

Journal Title

Data Source

[Journal Article] Effectiveness of the COVID-19 Contact-Confirming Application (COCOA) Based on Multi-Agent Simulation2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Reliability of Multi-Agent Based Infection Simulator with Parameters of Isolation Wards2021

Author(s)

Journal Title

DOI

NAID

ISSN

Data Source

[Journal Article] Statistical mechanics of mutual learning with a latent teacher2007

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Statistical mechanics of mutual learning with a latent teacher2007

Author(s)

Journal Title

NAID

HARA Kazuyuki 原一之

原一之ハラカズユキ