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OKUNO TAKAYUKI  奥野 貴之

… Alternative Names

奥野 貴之  オクノ タカユキ

Okuno Takayuki  奥野 貴之

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Researcher Number 70711969
Other IDs
  • ORCIDhttps://orcid.org/0000-0003-2178-1494
Affiliation (Current) 2025: 成蹊大学, 理工学部, 准教授
Affiliation (based on the past Project Information) *help 2025: 成蹊大学, 理工学部, 准教授
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 / 内点法 … More / 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 / 2段階勾配法 / 2段階最適化法 / パレート解集合上の最適化 / ニュートン方程式の正則性 / 中心パス / 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 / 半正定値制約つき非線形半無限計画 / 非負システム / 制御 / 悪条件 / 退化 / 2次錐 / 共正値錐 / 半正定値計画問題 / 錐線形計画問題 / 数理最適化 / 2次錐計画 / 錐線形計画 / 半正定値計画 Less
  • Research Projects

    (4 results)
  • Research Products

    (39 results)
  • Co-Researchers

    (8 People)
  •  大規模な2段階最適化問題に対するアルゴリズム理論の深化および機械学習への応用Principal Investigator

    • Principal Investigator
      奥野 貴之
    • Project Period (FY)
      2025 – 2029
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60020:Mathematical informatics-related
    • Research Institution
      Seikei University
  •  Development of nonlinear semidefinite optimization theory and application to machine learningPrincipal Investigator

    • Principal Investigator
      奥野 貴之
    • Project Period (FY)
      2020 – 2024
    • 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
      Muramatsu Masakazu
    • 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 2024 2023 2022 2021 2020 2018 2017 2016 2015

All Journal Article Presentation

  • [Journal Article] Stable Linear System Identification with Prior Knowledge by Riemannian Sequential Quadratic Optimization2024

    • Author(s)
      Mitsuaki Obara , Kazuhiro Sato , Hiroki Sakamoto , Takayuki Okuno , Akiko Takeda
    • Journal Title

      IEEE Transactions on Automatic Control

      Volume: 69 Issue: 3 Pages: 2060-2066

    • DOI

      10.1109/tac.2023.3318195

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-22KJ0563, KAKENHI-PROJECT-23K03899, KAKENHI-PROJECT-19H04069, KAKENHI-PROJECT-20H04145, KAKENHI-PROJECT-23K28041
  • [Journal Article] Local convergence of primal-dual interior point methods for nonlinear semi-definite optimization using the family of Monteiro-Tsuchiya directions2024

    • Author(s)
      Takayuki Okuno
    • Journal Title

      Computational Optimization and Applications

      Volume: 17 Issue: 2 Pages: 677-718

    • DOI

      10.1007/s10589-024-00562-y

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-20H04145
  • [Journal Article] Complexity analysis of interior-point methods for second-order stationary points of nonlinear semidefinite optimization problems2023

    • Author(s)
      Shun Arahata , Takayuki Okuno , Akiko Takeda
    • Journal Title

      Computational Optimization and Applications

      Volume: 86 Issue: 2 Pages: 555-598

    • DOI

      10.1007/s10589-023-00501-3

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-19H04069, KAKENHI-PROJECT-20H04145, KAKENHI-PROJECT-23K28041
  • [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 / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-20H04145
  • [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, KAKENHI-PROJECT-20H04145
  • [Journal Article] MIXED-INTEGER DC PROGRAMMING BASED ALGORITHMS FOR THE CIRCULAR PACKING PROBLEM2023

    • Author(s)
      Yoshiko Ikebe, Satoru Masuda, Takayuki Okuno
    • Journal Title

      Journal of the Operations Research Society of Japan

      Volume: 66 Pages: 153-175

    • 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 / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20217, KAKENHI-PROJECT-20K19748, KAKENHI-PROJECT-21H03398, KAKENHI-PROJECT-22H00510, KAKENHI-PROJECT-20H04145
  • [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, KAKENHI-PROJECT-20H04145
  • [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] パレートフロンティア上の最適化に対する2段階勾配法2024

    • Author(s)
      北爪裕美、奥野貴之
    • Organizer
      第20回応用数理学会研究部会連合発表会
    • Data Source
      KAKENHI-PROJECT-20K19748
  • [Presentation] Analysis of the primal-dual central path for nonlinear semidefinite optimization without the nondegeneracy condition2024

    • Author(s)
      奥野貴之
    • Organizer
      シンポジウム:錐線形計画とその周辺
    • Data Source
      KAKENHI-PROJECT-20K19748
  • [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] Generalized Levenberg-Marquardt method with oracle complexity bound and local convergence2023

    • Author(s)
      Naoki Marumo,Takayuki Okuno, Akiko Takeda
    • Organizer
      ICIAM2023Tokyo
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H04145
  • [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.  Muramatsu Masakazu (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
  • 8.  ロウレンソ ブルノ・フィゲラ
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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