Ito Masaru 伊藤勝

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ITO Masaru 伊藤勝

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Researcher Number	90778375
Other IDs
Affiliation (Current)	2025: 日本大学, 理工学部, 准教授
Affiliation (based on the past Project Information) *help	2025: 日本大学, 理工学部, 助教 2022 – 2023: 日本大学, 理工学部, 助教 2017 – 2021: 日本大学, 理工学部, 助手
Review Section/Research Field	Principal Investigator Basic Section 60020:Mathematical informatics-related / Mathematical informatics
Keywords	Principal Investigator ヘルダー条件 / エラーバウンド / 一次法 / 数理最適化 / 最適化アルゴリズム / Frank-Wolfe 法 / 自己同型群 / 双曲型錐 / ペナルティ法 / 固有値最適化 … More / 反復計算量 / 非線形最適化問題 / 再出発法 / 強凸関数 / 劣勾配法 / 近接点法 / 凸最適化 / 計算量 / 加速勾配法 / 凸最適化問題 Less

局所的性質に自動適応する最適化手法の構築Principal Investigator
- Principal Investigator
  
  伊藤勝
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  Nihon University
大規模最適化問題に対する自動適応性を持つ一次法の確立Principal Investigator
- Principal Investigator
  
  伊藤勝
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  Nihon University
Development of efficient subgradient methods for convex optimization exploiting the problem structurePrincipal Investigator
- Principal Investigator
  
  ITO Masaru
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Mathematical informatics
- Research Institution
  Nihon University

All 2024 2023 2022 2021 2019 2018

All Journal Article Presentation

[Journal Article] A Parameter-Free Conditional Gradient Method for Composite Minimization under Holder Condition2023
- Author(s)
  Masaru Ito, Zhaosong Lu, and Chuan He
- Journal Title
  
  Journal of Machine Learning Research
  
  Volume: 24 Pages: 1-34
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K17711
[Journal Article] Automorphisms of Rank-One Generated Hyperbolicity Cones and Their Derivative Relaxations2023
- Author(s)
  Ito Masaru、Lourenco Bruno F.
- Journal Title
  
  SIAM Journal on Applied Algebra and Geometry
  
  Volume: 7 Issue: 1 Pages: 236-263
- DOI
  10.1137/22m1513964
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K20217, KAKENHI-PROJECT-21K17711
[Journal Article] Nearly Optimal First-Order Methods for Convex Optimization under Gradient Norm Measure: An Adaptive Regularization Approach2021
- Author(s)
  Masaru Ito、Mituhiro Fukuda
- Journal Title
  
  Journal of Optimization Theory and Applications
  
  Volume: 188 Issue: 3 Pages: 770-804
- DOI
  10.1007/s10957-020-01806-7
- NAID
  40022730610
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11178, KAKENHI-PROJECT-17K12645
[Journal Article] The automorphism group and the non-self-duality of p-cones2019
- Author(s)
  Masaru Ito, Bruno F. Lourenco
- Journal Title
  
  Journal of Mathematical Analysis and Applications
  
  Volume: 471 Issue: 1-2 Pages: 392-410
- DOI
  10.1016/j.jmaa.2018.10.081
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] 近似停留点に対する exact penalty と exact penalty method の反復計算量解析2024
- Author(s)
  柳下翔太郎, 伊藤勝
- Organizer
  日本オペレーションズ・リサーチ学会 2024年春季研究発表会
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] 近似停留点に対するexact penaltyとペナルティ関数法の反復計算量解析2024
- Author(s)
  柳下翔太郎, 伊藤勝
- Organizer
  日本応用数理学会第20回研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Adaptive gradient-based method for convex optimization problems under error bounds2023
- Author(s)
  Masaru Ito
- Organizer
  10th International Congress on Industrial and Applied Mathematics (ICIAM2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Optimization problems with eigenvalue constraints2023
- Author(s)
  Masaru Ito, Bruno F. Lourenco
- Organizer
  SIAM Conference on Optimization (OP23)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] 最適化問題に対する一次法とその反復計算量の理論2022
- Author(s)
  伊藤勝
- Organizer
  日本応用数理学会第14回三部会連携「応用数理セミナー」
- Invited
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Automorphism Groups of the Derivative Relaxations of Rank One Generated Hyperbolicity Cones2022
- Author(s)
  Masaru Ito and Bruno F. Lourenco
- Organizer
  The seventh International Conference on Continuous Optimization (ICCOPT/MOPTA 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] 双曲錐と導分による緩和の自己同型群2022
- Author(s)
  伊藤勝, ブルノロウレンソ
- Organizer
  日本応用数理学会2022年度年会
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Frank-Wolfe 法における適応的なステップ幅の選択2021
- Author(s)
  伊藤勝, Zhaosong Lu, Chuan He
- Organizer
  日本オペレーションズ・リサーチ学会 2021 年春季研究発表会
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Frank-Wolfe 法における適応的なステップ幅の選択2021
- Author(s)
  伊藤勝, Zhaosong Lu and Chuan He
- Organizer
  日本オペレーションズ・リサーチ学会 2021 年春季研究発表会
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] 弱平滑な最適化問題に対する Frank-Wolfe 法のステップ幅選択規則2021
- Author(s)
  伊藤勝, Zhaosong Lu, Chuan He
- Organizer
  京都大学数理解析研究所共同研究「数理最適化の理論と応用の深化」
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] Adaptive Step-Size Rule for Conditional Gradient Methods Minimizing Weakly Smooth Objective Functions2021
- Author(s)
  Masaru Ito, Zhaosong Lu, Chuan He
- Organizer
  SIAM Conference on Optimization (OP21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K17711
[Presentation] 勾配のノルムを停止条件とする準最適な一次法2019
- Author(s)
  伊藤勝, 福田光浩
- Organizer
  日本オペレーションズ・リサーチ学会 2019 年春季研究発表会
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] A nearly optimal first order method for convex optimization with an adaption to Holderian error bound condition2019
- Author(s)
  Masaru Ito, Mituhiro Fukuda
- Organizer
  International Conference on Nonlinear Analysis and Convex Analysis--International Conference on Optimization: Techniques and Applications
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] Nearly optimal first-order method under Holderian error bound: An adaptive proximal point approach2019
- Author(s)
  Masaru Ito, Mituhiro Fukuda
- Organizer
  The Sixth International Conference on Continuous Optimization
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] 凸最適化に対する一次法の再出発法と未知パラメータへの適応2018
- Author(s)
  伊藤勝・福田光浩
- Organizer
  日本オペレーションズ・リサーチ学会 2018 年春季研究発表会
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] p 次錐の自己同型群と非双対性2018
- Author(s)
  伊藤勝, Bruno F. Lourenco
- Organizer
  日本オペレーションズ・リサーチ学会 2018 年秋季研究発表会
- Data Source
  KAKENHI-PROJECT-17K12645
[Presentation] An adaptive first order method for weakly smooth and uniformly convex problems2018
- Author(s)
  Masaru Ito, Mituhiro Fukuda
- Organizer
  The 23rd International Symposium on Mathematical Programming (ISMP2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K12645

1. ロウレンソブルノ・フィゲラ

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. 福田光浩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ito Masaru 伊藤 勝

ITO Masaru 伊藤 勝

Research Projects

Research Products

Co-Researchers

局所的性質に自動適応する最適化手法の構築Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

大規模最適化問題に対する自動適応性を持つ一次法の確立Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of efficient subgradient methods for convex optimization exploiting the problem structurePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] A Parameter-Free Conditional Gradient Method for Composite Minimization under Holder Condition2023

Author(s)

Journal Title

Data Source

[Journal Article] Automorphisms of Rank-One Generated Hyperbolicity Cones and Their Derivative Relaxations2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Nearly Optimal First-Order Methods for Convex Optimization under Gradient Norm Measure: An Adaptive Regularization Approach2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] The automorphism group and the non-self-duality of p-cones2019

Author(s)

Journal Title

DOI

Data Source

[Presentation] 近似停留点に対する exact penalty と exact penalty method の反復計算量解析2024

Author(s)

Organizer

Data Source

[Presentation] 近似停留点に対するexact penaltyとペナルティ関数法の反復計算量解析2024

Author(s)

Organizer

Data Source

[Presentation] Adaptive gradient-based method for convex optimization problems under error bounds2023

Author(s)

Organizer

Data Source

[Presentation] Optimization problems with eigenvalue constraints2023

Author(s)

Organizer

Data Source

[Presentation] 最適化問題に対する一次法とその反復計算量の理論2022

Author(s)

Organizer

Data Source

[Presentation] Automorphism Groups of the Derivative Relaxations of Rank One Generated Hyperbolicity Cones2022

Author(s)

Organizer

Data Source

[Presentation] 双曲錐と導分による緩和の自己同型群2022

Author(s)

Organizer

Data Source

[Presentation] Frank-Wolfe 法における適応的なステップ幅の選択2021

Author(s)

Organizer

Data Source

[Presentation] Frank-Wolfe 法における適応的なステップ幅の選択2021

Author(s)

Organizer

Data Source

[Presentation] 弱平滑な最適化問題に対する Frank-Wolfe 法のステップ幅選択規則2021

Ito Masaru 伊藤勝

ITO Masaru 伊藤勝