Yamada Taiki 山田大貴

Researcher Number	00847270
Other IDs
Affiliation (Current)	2025: 島根大学, 学術研究院理工学系, 助教
Affiliation (based on the past Project Information) *help	2025: 島根大学, 学術研究院理工学系, 助教 2020 – 2023: 島根大学, 学術研究院理工学系, 助教 2019: 総合地球環境学研究所, 研究部, 研究員
Review Section/Research Field	Principal Investigator Basic Section 11020:Geometry-related / 0201:Algebra, geometry, analysis, applied mathematics,and related fields
Keywords	Principal Investigator グラフ理論 / 単体的複体 / リッチ曲率 / 機械学習 / ネットワーク分析 / ゲーム理論 / クラスタリングアルゴリズム / マイヤーソン値 / ハイパーグラフ / 協力ゲーム理論 … More / シャープレイ値 / 微分幾何学 / グラフラプラシアン / 幾何解析 / ラプラシアン / 連結度 Less

Construction of a multilayer graph for supply chain resilience based on an analytical method that integrates the humanities and sciences.Principal Investigator
- Principal Investigator
  
  山田大貴
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 11020:Geometry-related
- Research Institution
  Shimane University
リッチ曲率を用いた動的なハイパーグラフ-クラスタリング-アルゴリズムの開拓Principal Investigator
- Principal Investigator
  
  山田大貴
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 11020:Geometry-related
- Research Institution
  Shimane University
A Differential Geometric Research on the Construction of Highly Connected Graphs Applicable to Big Data AnalysisPrincipal Investigator
- Principal Investigator
  
  Yamada Taiki
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0201:Algebra, geometry, analysis, applied mathematics,and related fields
- Research Institution
  Shimane University
  Research Institute for Humanity and Nature

All 2023 2022 2021 2020 2019

All Journal Article Presentation

[Journal Article] The Ricci Curvature on Simplicial Complexes2023
- Author(s)
  Yamada Taiki
- Journal Title
  
  Theory and Applications of Graphs
  
  Volume: 10 Issue: 2 Pages: 1-18
- DOI
  10.20429/tag.2023.10205
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K13800
[Journal Article] Heat flow and concentration of measure on directed graphs with a lower Ricci curvature bound2022
- Author(s)
  R. Ozawa, Y. Sakurai, T. Yamada,
- Journal Title
  
  Potential Analysis
  
  Volume: - Issue: 3 Pages: 955-969
- DOI
  10.1007/s11118-022-09994-9
- Peer Reviewed
- Data Source
  KAKENHI-ORGANIZER-17H06460, KAKENHI-PLANNED-17H06465, KAKENHI-PROJECT-19K14532, KAKENHI-PROJECT-21K13800, KAKENHI-PROJECT-23K12967, KAKENHI-PROJECT-22H04942
[Journal Article] Maximal diameter theorem for directed graphs of positive Ricci curvature2021
- Author(s)
  Ryunosuke Ozawa, Yohei Sakurai, Taiki Yamada
- Journal Title
  
  Communications in Analysis and Geometry
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K23411
[Journal Article] AN ESTIMATE OF THE FIRST NON-ZERO EIGENVALUE OF THE LAPLACIAN BY THE RICCI CURVATURE ON EDGES OF GRAPHS2020
- Author(s)
  Taiki Yamada
- Journal Title
  
  Osaka Journal of Mathematics
  
  Volume: 57 Issue: 1 Pages: 151-163
- DOI
  10.18910/73742
- NAID
  120006786537
- ISSN
  00306126
- URL
  https://ocu-omu.repo.nii.ac.jp/records/2010767
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K23411
[Journal Article] Geometric and spectral properties of directed graphs under a lower Ricci curvature bound2020
- Author(s)
  Ozawa Ryunosuke, Sakurai Yohei, Yamada Taiki
- Journal Title
  
  Calculus of Variations and Partial Differential Equations
  
  Volume: 59 Issue: 4 Pages: 142-177
- DOI
  10.1007/s00526-020-01809-2
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14532, KAKENHI-PROJECT-19K23411, KAKENHI-ORGANIZER-17H06460, KAKENHI-PLANNED-17H06465
[Journal Article] A Construction of Graphs with Positive Ricci Curvature2020
- Author(s)
  Taiki Yamada
- Journal Title
  
  Kyushu Journal of Mathematics
  
  Volume: in printing
- NAID
  130007956239
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K23411
[Journal Article] Relation between Combinatorial Ricci Curvature and Lin-Lu-Yau's Ricci Curvature on Cell Complexes2019
- Author(s)
  Kazuyoshi Watanabe, Taiki Yamada
- Journal Title
  
  Tokyo Journal of Mathematics
  
  Volume: in printing
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K23411
[Presentation] The individual Shapley value on directed hypergraphs2023
- Author(s)
  Taiki Yamada
- Organizer
  Geometry and Probability
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13800
[Presentation] New allocation rule related to Forman curvature of directed hypergraphs2023
- Author(s)
  Taiki Yamada
- Organizer
  幾何学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K13800
[Presentation] Asymmetric allocation rule depending on graph structure2022
- Author(s)
  Taiki Yamada
- Organizer
  The 2nd Shot of The 13th MSJ-SI “Differential Geometry and Integrable Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13800
[Presentation] The lower bound of the eigenvalue of the Laplacian on simplicial complex by the Ricci curvature2020
- Author(s)
  山田大貴
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-19K23411
[Presentation] Laplacian Comparison by the Ricci Curvature on Directed Graphs2019
- Author(s)
  山田大貴
- Organizer
  数理計画問題に対する理論とアルゴリズムの研究
- Data Source
  KAKENHI-PROJECT-19K23411
[Presentation] Construction of the stable transaction network by using graphs with positive Ricci curvature2019
- Author(s)
  山田大貴
- Organizer
  地球研セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-19K23411

1. 小澤龍ノ介

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Yamada Taiki 山田 大貴

Research Projects

Research Products

Co-Researchers

Construction of a multilayer graph for supply chain resilience based on an analytical method that integrates the humanities and sciences.Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

リッチ曲率を用いた動的なハイパーグラフ-クラスタリング-アルゴリズムの開拓Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

A Differential Geometric Research on the Construction of Highly Connected Graphs Applicable to Big Data AnalysisPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] The Ricci Curvature on Simplicial Complexes2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Heat flow and concentration of measure on directed graphs with a lower Ricci curvature bound2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Maximal diameter theorem for directed graphs of positive Ricci curvature2021

Author(s)

Journal Title

Data Source

[Journal Article] AN ESTIMATE OF THE FIRST NON-ZERO EIGENVALUE OF THE LAPLACIAN BY THE RICCI CURVATURE ON EDGES OF GRAPHS2020

Author(s)

Journal Title

DOI

NAID

ISSN

URL

Language

Data Source

[Journal Article] Geometric and spectral properties of directed graphs under a lower Ricci curvature bound2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A Construction of Graphs with Positive Ricci Curvature2020

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Relation between Combinatorial Ricci Curvature and Lin-Lu-Yau's Ricci Curvature on Cell Complexes2019

Author(s)

Journal Title

Data Source

[Presentation] The individual Shapley value on directed hypergraphs2023

Author(s)

Organizer

Data Source

[Presentation] New allocation rule related to Forman curvature of directed hypergraphs2023

Author(s)

Organizer

Data Source

[Presentation] Asymmetric allocation rule depending on graph structure2022

Author(s)

Organizer

Data Source

[Presentation] The lower bound of the eigenvalue of the Laplacian on simplicial complex by the Ricci curvature2020

Author(s)

Organizer

Data Source

[Presentation] Laplacian Comparison by the Ricci Curvature on Directed Graphs2019

Author(s)

Organizer

Data Source

[Presentation] Construction of the stable transaction network by using graphs with positive Ricci curvature2019

Yamada Taiki 山田大貴