OKUNO TAKAYUKI 奥野貴之

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Okuno Takayuki 奥野貴之

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Researcher Number	70711969
Other IDs	https://orcid.org/0000-0003-2178-1494
Affiliation (Current)	2024: 成蹊大学, 理工学部, 准教授
Affiliation (based on the past Project Information) *help	2022 – 2023: 成蹊大学, 理工学部, 准教授 2020 – 2021: 国立研究開発法人理化学研究所, 革新知能統合研究センター, 研究員 2017 – 2018: 国立研究開発法人理化学研究所, 革新知能統合研究センター, 研究員 2016: 東京理科大学, 工学部情報工学科, 助教 2015: 東京理科大学, 工学部, 助教
Review Section/Research Field	Principal Investigator Basic Section 60020:Mathematical informatics-related / Mathematical informatics Except Principal Investigator Basic Section 60020:Mathematical informatics-related
Keywords	Principal Investigator ハイパーパラメータ学習 / 機械学習 / 非平滑最適化 / ２次の停留点 / Monteiro-Tsuciya方向族 / 制約想定 / 非線形半正定値最適化 / 線形システム同定問題 / 逐次２次最適化法 / 中心パス … More / 内点法 / 非線形半正定値最適化問題 / 正定錐上の最適化 / リーマン多様体 / ２次収束性 / オラクル計算量 / レーベンバーグ・マルカート法 / ホットスタート / ２次錐計画問題 / 半無限計画法 / 非凸 / 連続緩和法 / 混合整数計画 / 平滑化法 / DC計画 / 円詰込問題 / 混合整数DC計画 / 2ステップ超１次収束 / 半無限半正定値計画問題 / 非線形半正定値計画問題 / 2次錐計画問題 / LPニュートン法 / 逐次2次計画法 / パス追跡法 / DC最適化 / 半正定値錐, 2次錐 / 主双対パス追跡法 / 交換法 / アルゴリズム / 非凸最適化 / 錐最適化 / 半無限最適化 … More Except Principal Investigator 双対理論 / 面削減法 / 悪条件問題 / 共正値計画 / 面的削減法 / ２次制約２次計画 / リーマン多様体 / ２次錐計画 / 制御 / 半正定値計画 / 悪条件 / 退化 / 錐線形計画 Less

Development of nonlinear semidefinite optimization theory and application to machine learningPrincipal Investigator
- Principal Investigator
  
  奥野貴之
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  Seikei University
  Institute of Physical and Chemical Research
Theory and algorithms for ill-conditioned conic linear programming
- Principal Investigator
  
  村松正和
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  The University of Electro-Communications
Development of fast algorithms for semi-infinite programs with conic constraints and application to practical problemsPrincipal Investigator
- Principal Investigator
  
  Okuno Takayuki
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Mathematical informatics
- Research Institution
  Institute of Physical and Chemical Research
  Tokyo University of Science

All 2023 2022 2021 2020 2018 2017 2016 2015

All Journal Article Presentation

[Journal Article] Primal-dual path following method for nonlinear semi-infinite programs with semi-definite constraints2023
- Author(s)
  Takayuki Okuno, Masao Fukushima
- Journal Title
  
  Mathematical Programming
  
  Volume: 199 Issue: 1-2 Pages: 251-303
- DOI
  10.1007/s10107-022-01827-2
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K19748
[Journal Article] Majorization-minimization-based Levenberg--Marquardt method for constrained nonlinear least squares2023
- Author(s)
  Naoki Marumo, Takayuki Okuno, Akiko Takeda
- Journal Title
  
  Computational Optimization and Applications
  
  Volume: 84 Issue: 3 Pages: 833-874
- DOI
  10.1007/s10589-022-00447-y
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K19748
[Journal Article] Sequential Quadratic Optimization for Nonlinear Optimization Problems on Riemannian Manifolds2022
- Author(s)
  Mitsuaki Obara, Takayuki Okuno, Akiko Takeda
- Journal Title
  
  SIAM Journal on Optimization
  
  Volume: 32 Issue: 2 Pages: 822-853
- DOI
  10.1137/20m1370173
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-22KJ0563
[Journal Article] A limiting analysis on regularization of singular SDP and its implication to infeasible interior-point algorithms2022
- Author(s)
  Tsuchiya Takashi、Lourenco Bruno F.、Muramatsu Masakazu、Okuno Takayuki
- Journal Title
  
  Mathematical Programming
  
  Volume: - Issue: 1 Pages: 531-568
- DOI
  10.1007/s10107-022-01891-8
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K20217, KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-21H03398
[Journal Article] A stabilized sequential quadratic semidefinite programming method for degenerate nonlinear semidefinite programs2022
- Author(s)
  Yuya Yamakawa, Takayuki Okuno
- Journal Title
  
  Computational Optimization and Applications
  
  Volume: 83 Issue: 3 Pages: 1027-1064
- DOI
  10.1007/s10589-022-00402-x
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K19748
[Journal Article] A stabilized sequential quadratic semidefinite programming method for degenerate nonlinear semidefinite programs.2021
- Author(s)
  Yuya Yamakawa and Takayuki Okuno
- Journal Title
  
  arXiv
  
  Volume: 1909.13544
- Open Access
- Data Source
  KAKENHI-PROJECT-20H04145
[Journal Article] Local convergence of primal-dual interior point methods for nonlinear semi-definite optimization using the family of Monteiro-Tsuchiya directions.2020
- Author(s)
  Takayuki Okuno
- Journal Title
  
  arXiv
  
  Volume: 2009.03020
- Data Source
  KAKENHI-PROJECT-20H04145
[Journal Article] Sequential quadratic optimization for nonlinear optimization problems on riemannian manifolds.2020
- Author(s)
  Mitsuaki Obara, Takayuki Okuno, and Akiko Takeda
- Journal Title
  
  arXiv
  
  Volume: 2009.07153
- Data Source
  KAKENHI-PROJECT-20H04145
[Journal Article] 無限個の錐制約をもつ半無限計画問題とその解法について2017
- Author(s)
  奥野貴之
- Journal Title
  
  応用数理
  
  Volume: 印刷中
- NAID
  130006108874
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K15943
[Journal Article] An exchange method with refined subproblems for convex semi-infinite programming problems2016
- Author(s)
  Takayuki Okuno, Shunsuke Hayashi, Nobuo Yamashita, Kensuke Gomoto
- Journal Title
  
  Optimization Methods and Software
  
  Volume: published online Issue: 6 Pages: 1305-1324
- DOI
  10.1080/10556788.2015.1124432
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26330022, KAKENHI-PROJECT-15K15943
[Journal Article] Simplex type algorithm for second-order cone programs via semi-infinite programming reformulation2015
- Author(s)
  Shunsuke Hayashi, Takayuki Okuno, and Yoshihiko Ito
- Journal Title
  
  Optimization Methods and Software
  
  Volume: published online Issue: 6 Pages: 1272-1297
- DOI
  10.1080/10556788.2015.1121487
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26330022, KAKENHI-PROJECT-15K15943
[Presentation] 加速勾配法に基づいた一般化レーベンバーグ・マーカート法の提案と計算量解析について2023
- Author(s)
  丸茂直貴、奥野貴之、武田朗子
- Organizer
  日本応用数理学会第19回研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] 退化した非線形半正定値最適化問題における中心パスの収束性について2022
- Author(s)
  奥野貴之
- Organizer
  日本応用数理学会2022年度年会
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] Riemannian sequential quadratic optimization method and its application to linear system2021
- Author(s)
  小原光暁, 奥野貴之、武田朗子, 佐藤一宏
- Organizer
  京都大学数理解析研究所　共同研究（公開型）「数理最適化の理論と応用の深化」
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] A Primal-Dual Interior Point Method for Nonlinear Semi-Definite Optimization Problems Using the Family of Monteiro-Tsuchiya Directions2021
- Author(s)
  Takayuki Okuno
- Organizer
  SIAM Conference on Optimization (OP21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] 非線形半正定値最適化問題に対する2次の最適性保証付き主双対内点法2021
- Author(s)
  新幡駿, 奥野貴之, 武田朗子
- Organizer
  日本オペレーションズ・リサーチ学会春季研究発表会
- Data Source
  KAKENHI-PROJECT-20H04145
[Presentation] Local convergence of primal-dual interior point methods for nonlinear semi-definite optimization using the family of Monteiro-Tsuchiya directions2021
- Author(s)
  Takayuki Okuno
- Organizer
  The 22nd Conference of the International Federation of Operational Research Societies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] Sequential Quadratic Optimization for Nonlinear Optimization Problems on Riemannian Manifolds2021
- Author(s)
  小原光暁, 奥野貴之, 武田朗子
- Organizer
  研究集会「最適化：モデリングとアルゴリズム」
- Data Source
  KAKENHI-PROJECT-20H04145
[Presentation] 非線形半正定値計画問題に対する安定化逐次二次半正定値計画法の大域的収束性について2020
- Author(s)
  山川雄也, 奥野貴之
- Organizer
  京都大学数理解析研究所共同研究(グループ型)　数理最適化の理論・アルゴリズム・応用
- Data Source
  KAKENHI-PROJECT-20H04145
[Presentation] 非線形半正定値計画問題に対する安定化逐次二次半正定値計画法の大域的収束性について2020
- Author(s)
  山川雄也, 奥野貴之
- Organizer
  京都大学数理解析研究所共同研究(グループ型) 数理最適化の理論・アルゴリズム・応用
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] 非線形半正定値最適化問題に対する2次の最適性保証付き主双対内点法2020
- Author(s)
  新幡駿, 奥野貴之, 武田朗子
- 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＆シンポジウム
- Data Source
  KAKENHI-PROJECT-20K19748
[Presentation] A primal-dual path following method for nonlinear semi-infinite program with semi-definite constraints2018
- Author(s)
  Takayuki Okuno
- Organizer
  OR 2018: International Conference on Operations Research
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] A primal-dual path following method for nonlinear semi-infinite SDPs2018
- Author(s)
  Takayuki Okuno
- Organizer
  23rd International Symposium on Mathematical Programming
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] A primal-dual path following method for nonlinear semi-infinite SDPs2018
- Author(s)
  Takayuki Okuno
- Organizer
  23rd International Symposium on Mathematical Programming (ISMP)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] 混合整数 DC 計画問題に対する整数ギャップのない連続緩和法と平滑化法を用いた手法の提案2017
- Author(s)
  奥野貴之
- Organizer
  研究集会「最適化:モデリングとアルゴリズム」
- Place of Presentation
  政策研究大学院大学
- Year and Date
  2017-03-23
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] A New Approach for Solving Nonlinear Mixed Integer DC Programs Based on a Continuous Relaxation Without Integrality Gap and Smoothing Technique2017
- Author(s)
  Takayuki Okuno
- Organizer
  SIAM Conference on Optimization
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] A continuous DC programming approach to nonlinear mixed integer programs without integrality gaps2016
- Author(s)
  Takayuki Okuno, Yoshiko Ikebe
- Organizer
  XIVth EUROPT 2016 Workshop on ADVANCES IN CONTINUOUS OPTIMIZATION
- Place of Presentation
  Warsaw University of Technology
- Year and Date
  2016-07-01
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] A Continuous DC Programming Approach to Nonlinear Mixed Integer Programs2016
- Author(s)
  Takayuki Okuno, Yoshiko Ikebe
- Organizer
  The Fifth International Conference on Continuous Optimization of the Mathematical Optimization Society Program and Abstracts ICCOPT 2016 Tokyo
- Place of Presentation
  政策研究大学院大学
- Year and Date
  2016-08-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] 混合整数非線形計画問題に対する DC 計画法2016
- Author(s)
  奥野貴之, 池辺淑子, 松尾健太
- Organizer
  京都大学数理解析研究所研究集会「最適化技法の最先端と今後の展開」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2016-08-25
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] 半無限半正定値計画問題に対する主双対パス追跡法2015
- Author(s)
  奥野貴之
- Organizer
  京都大学数理解析研究所研究集会「新時代を担う最適化：モデル化手法と数値計算」
- Place of Presentation
  京都大学数理解析研究所（京都府京都市）
- Year and Date
  2015-08-31
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] 半正定値錐制約をもつ半無限計画問題に対するパス追跡型アルゴリズム2015
- Author(s)
  奥野貴之
- Organizer
  第27 回RAMP シンポジウム
- Place of Presentation
  静岡大学浜松キャンパス佐鳴会館（静岡県浜松市）
- Year and Date
  2015-10-15
- Invited
- Data Source
  KAKENHI-PROJECT-15K15943
[Presentation] Primal-Dual Path Following Method for Solving Linear Semi-In2015
- Author(s)
  Takayuki Okuno
- Organizer
  The 22nd International symposium on mathematical programming
- Place of Presentation
  Pittsburgh (United States of America)
- Year and Date
  2015-07-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15943

1. 村松正和 (70266071)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 山下真 (20386824)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 蛯原義雄 (80346080)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. Fukushima Masao

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. Hayashi Shunsuke

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
6. Yamashita Nobuo

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Tanaka Mirai

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

OKUNO TAKAYUKI 奥野 貴之

Okuno Takayuki 奥野 貴之

Research Projects

Research Products

Co-Researchers

Development of nonlinear semidefinite optimization theory and application to machine learningPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Theory and algorithms for ill-conditioned conic linear programming

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of fast algorithms for semi-infinite programs with conic constraints and application to practical problemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Primal-dual path following method for nonlinear semi-infinite programs with semi-definite constraints2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Majorization-minimization-based Levenberg--Marquardt method for constrained nonlinear least squares2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Sequential Quadratic Optimization for Nonlinear Optimization Problems on Riemannian Manifolds2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A limiting analysis on regularization of singular SDP and its implication to infeasible interior-point algorithms2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A stabilized sequential quadratic semidefinite programming method for degenerate nonlinear semidefinite programs2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A stabilized sequential quadratic semidefinite programming method for degenerate nonlinear semidefinite programs.2021

Author(s)

Journal Title

Data Source

[Journal Article] Local convergence of primal-dual interior point methods for nonlinear semi-definite optimization using the family of Monteiro-Tsuchiya directions.2020

Author(s)

Journal Title

Data Source

[Journal Article] Sequential quadratic optimization for nonlinear optimization problems on riemannian manifolds.2020

Author(s)

Journal Title

Data Source

[Journal Article] 無限個の錐制約をもつ半無限計画問題とその解法について2017

Author(s)

Journal Title

NAID

Data Source

[Journal Article] An exchange method with refined subproblems for convex semi-infinite programming problems2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Simplex type algorithm for second-order cone programs via semi-infinite programming reformulation2015

Author(s)

Journal Title

DOI

Data Source

[Presentation] 加速勾配法に基づいた一般化レーベンバーグ・マーカート法の提案と計算量解析について2023

Author(s)

Organizer

Data Source

[Presentation] 退化した非線形半正定値最適化問題における中心パスの収束性について2022

OKUNO TAKAYUKI 奥野貴之

Okuno Takayuki 奥野貴之

[Presentation] 混合整数 DC 計画問題に対する整数ギャップのない連続緩和法と平滑化法を用いた手法の提案2017