OCHI MASANAO 大知正直

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Ochi Masanao 大知正直

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Researcher Number	20805527
Other IDs
Affiliation (Current)	2025: 大分大学, 理工学部, 准教授
Affiliation (based on the past Project Information) *help	2024: 東京大学, 大学院工学系研究科(工学部), 特任研究員 2023: 東京大学, 大学院工学系研究科(工学部), 特任助教 2019 – 2022: 東京大学, 大学院工学系研究科(工学部), 特任研究員
Review Section/Research Field	Principal Investigator Basic Section 62020:Web informatics and service informatics-related / Basic Section 07080:Business administration-related
Keywords	Principal Investigator 構築主義的アプローチ / クレイム申し立て / 情報拡散型社会問題 / 特許情報 / ソーシャルメディア / ディスインフォメーション / フェイクニュース / 社会問題 / SDGs / ネットワーク機械学習 / 社会ネットワーク分析 / 社会課題

知的財産の評価を目的としたM&A候補選定手法の開発Principal Investigator
- Principal Investigator
  
  大知正直
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 07080:Business administration-related
- Research Institution
  The University of Tokyo
SNS データを利用した情報拡散型社会問題検出システムの開発Principal Investigator
- Principal Investigator
  
  大知正直
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 62020:Web informatics and service informatics-related
- Research Institution
  The University of Tokyo
Development of Fundamental Technology for Early Detection of Social Issues Using SNS DataPrincipal Investigator
- Principal Investigator
  
  Ochi Masanao
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 62020:Web informatics and service informatics-related
- Research Institution
  The University of Tokyo

All 2023 2022 2021

All Journal Article Presentation

[Journal Article] ロシアのウクライナ侵攻における 2023 年に発生した事象に対するソーシャルメディア上での意見の遷移分析2023
- Author(s)
  陳啓賢，高羽真緒，宇都宮智，大知正直，榊剛史，坂田一郎
- Journal Title
  
  研究報告知能システム (ICS)
  
  Volume: 6 Pages: 1-5
- Data Source
  KAKENHI-PROJECT-21K17860
[Journal Article] ソーシャルメディアにおけるネットワーク情報を利用した virality 指標の提案2023
- Author(s)
  樋口颯也，森純一郎，大知正直，坂田一郎
- Journal Title
  
  研究報告知能システム (ICS)
  
  Volume: 6 Pages: 1-5
- Data Source
  KAKENHI-PROJECT-21K17860
[Journal Article] Citation Network Analysis of Nurse Staffing Research from the Past Two Decades: 2000?20222023
- Author(s)
  Morioka Noriko、Ochi Masanao、Okubo Suguru、Moriwaki Mutsuko、Hayashida Kenshi、Sakata Ichiro、Kashiwagi Masayo
- Journal Title
  
  Healthcare
  
  Volume: 11 Issue: 23 Pages: 3050-3050
- DOI
  10.3390/healthcare11233050
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K17860, KAKENHI-PROJECT-20H03972
[Journal Article] M&A マッチングにおける特許データを用いた技術類似性の評価著者2023
- Author(s)
  松澤駿也，大知正直，坂田一郎
- Journal Title
  
  研究報告知能システム (ICS)
  
  Volume: 6 Pages: 1-2
- Data Source
  KAKENHI-PROJECT-21K17860
[Journal Article] Fusion of Linguistic and Citation Information in Scientific Literature using Transformer Model2022
- Author(s)
  大知正直, 城真範, 森純一郎, 坂田一郎
- Journal Title
  
  Proceedings of the Annual Conference of JSAI
  
  Volume: JSAI2022 Issue: 0 Pages: 3M4GS404-3M4GS404
- DOI
  10.11517/pjsai.JSAI2022.0_3M4GS404
- Language
  Japanese
- Open Access
- Data Source
  KAKENHI-PROJECT-21K17860
[Journal Article] SNS由来の情報拡散型社会問題の発見・分析システムの開発2022
- Author(s)
  大知正直、蕭喬仁、山中志一、榊剛史、森純一郎、坂田一郎
- Journal Title
  
  研究報告知能システム（ICS）
  
  Volume: 2022-ICS-207 Pages: 1-4
- Open Access
- Data Source
  KAKENHI-PROJECT-21K17860
[Journal Article] Predictive analysis of multiple future scientific impacts by embedding a heterogeneous network2022
- Author(s)
  Masanao Ochi, Masanori Shiro, Jun’ichiro Mori, Ichiro Sakata
- Journal Title
  
  PLOS ONE
  
  Volume: 17-9 Issue: 9 Pages: 0274253-0274253
- DOI
  10.1371/journal.pone.0274253
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K12068, KAKENHI-PROJECT-21K17860, KAKENHI-PROJECT-20K12076
[Journal Article] Classification of the Top-cited Literature by Fusing Linguistic and Citation Information with the Transformer Model2022
- Author(s)
  Masanao Ochi, Masanori Shiro, Jun’ichiro Mori, Ichiro Sakata
- Journal Title
  
  Proceedings of the 18th International Conference on Web Information Systems and Technologies - WEBIST
  
  Volume: 0011542200003318 Pages: 286-293
- DOI
  10.5220/0011542200003318
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K12068, KAKENHI-PROJECT-21K17860
[Presentation] The Explosive Development of Electrical Discharge Technologies for Weather Modification from Scholarly Extensive Data Analysis2023
- Author(s)
  Kubo Kotaro, Masanao Ochi, Ichiro Sakata
- Organizer
  103rd AMS Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17860
[Presentation] Which Is More Helpful in Finding Scientific Papers to Be Top-cited in the Future: Content or Citations? Case Analysis in the Field of Solar Cells 2009.2021
- Author(s)
  Masanao Ochi
- Organizer
  WEBIST2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K20412
[Presentation] 科学研究のインパクト予測に向けた学術文献情報から抽出した分散表現による特定可能性分析2021
- Author(s)
  大知正直
- Organizer
  人工知能学会全国大会
- Data Source
  KAKENHI-PROJECT-19K20412
[Presentation] Which Is More Helpful in Finding Scientific Papers to Be Top-cited in the Future: Content or Citations? Case Analysis in the Field of Solar Cells 2009.2021
- Author(s)
  Masanao Ochi
- Organizer
  WEBIST2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17860
[Presentation] 科学研究のインパクト予測に向けた学術文献情報から抽出した分散表現による特定可能性分析2021
- Author(s)
  大知正直
- Organizer
  人工知能学会全国大会
- Data Source
  KAKENHI-PROJECT-21K17860

1. SHIRO Masanori

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

OCHI MASANAO 大知 正直

Ochi Masanao 大知 正直

Research Projects

Research Products

Co-Researchers

知的財産の評価を目的としたM&A候補選定手法の開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

SNS データを利用した情報拡散型社会問題検出システムの開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of Fundamental Technology for Early Detection of Social Issues Using SNS DataPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] ロシアのウクライナ侵攻における 2023 年に発生した事象に対するソーシャルメディア上での意見の遷移分析2023

Author(s)

Journal Title

Data Source

[Journal Article] ソーシャルメディアにおけるネットワーク情報を利用した virality 指標の提案2023

Author(s)

Journal Title

Data Source

[Journal Article] Citation Network Analysis of Nurse Staffing Research from the Past Two Decades: 2000?20222023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] M&A マッチングにおける特許データを用いた技術類似性の評価 著者2023

Author(s)

Journal Title

Data Source

[Journal Article] Fusion of Linguistic and Citation Information in Scientific Literature using Transformer Model2022

Author(s)

Journal Title

DOI

Language

Data Source

[Journal Article] SNS由来の情報拡散型社会問題の発見・分析システムの開発2022

Author(s)

Journal Title

Data Source

[Journal Article] Predictive analysis of multiple future scientific impacts by embedding a heterogeneous network2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Classification of the Top-cited Literature by Fusing Linguistic and Citation Information with the Transformer Model2022

Author(s)

Journal Title

DOI

Data Source

[Presentation] The Explosive Development of Electrical Discharge Technologies for Weather Modification from Scholarly Extensive Data Analysis2023

Author(s)

Organizer

Data Source

[Presentation] Which Is More Helpful in Finding Scientific Papers to Be Top-cited in the Future: Content or Citations? Case Analysis in the Field of Solar Cells 2009.2021

Author(s)

Organizer

Data Source

[Presentation] 科学研究のインパクト予測に向けた学術文献情報から抽出した分散表現による特定可能性分析2021

Author(s)

Organizer

Data Source

[Presentation] Which Is More Helpful in Finding Scientific Papers to Be Top-cited in the Future: Content or Citations? Case Analysis in the Field of Solar Cells 2009.2021

Author(s)

Organizer

Data Source

[Presentation] 科学研究のインパクト予測に向けた学術文献情報から抽出した分散表現による特定可能性分析2021

Author(s)

Organizer

Data Source

OCHI MASANAO 大知正直

Ochi Masanao 大知正直

[Journal Article] M&A マッチングにおける特許データを用いた技術類似性の評価著者2023