奥野貴之

オクノタカユキ | Okuno Takayuki

所属機関・部署：
職名：准教授
ホームページURL (1件)： https://sites.google.com/view/takaoku-web-page/english-page?authuser=0

研究分野 (1件)：数理情報学

研究キーワード (5件)：半無限最適化 , 錐最適化 , 数理計画 , 連続最適化 , 最適化

競争的資金等の研究課題 (3件)：

論文 (22件)：

Takayuki Okuno. Local convergence of primal-dual interior point methods for nonlinear semi-definite optimization using the family of Monteiro-Tsuchiya directions. Computational Optimization and Applications. 2024
Mitsuaki Obara, Kazuhiro Sato, Hiroki Sakamoto, Takayuki Okuno, Akiko Takeda. Stable Linear System Identification with Prior Knowledge by Riemannian Sequential Quadratic Optimization. IEEE Transactions on Automatic Control. 2023. 1-8
Shun Arahata, Takayuki Okuno, Akiko Takeda. Complexity analysis of interior-point methods for second-order stationary points of nonlinear semidefinite optimization problems. Computational Optimization and Applications. 2023. 86
Naoki Marumo, Takayuki Okuno, Akiko Takeda. Majorization-Minimization-Based Levenberg--Marquardt Method for Constrained Nonlinear Least Squares. Computational Optimization and Applications. 2023. 84. 833-874
Ikebe Yoshiko, Masuda Satoru, Okuno Takayuki. Mixed-integer DC Programming Based Algorithms for the Circular Packing Problem. Journal of the Operations Research Society of Japan. 2023. 66. 3. 153-175

MISC (6件)：

Adachi, Sho, Okuno, Takayuki, Takeda, Akiko. Riemannian Levenberg-Marquardt Method with Global and Local Convergence Properties. arXiv preprint arXiv:2210.00253. 2022
Takayuki Okuno. Analysis of the primal-dual central path for nonlinear semidefinite optimization without the nondegeneracy condition. arXiv preprint arXiv:2210.00838. 2022
N. Marumo, T.Okuno, A. Takeda. Accelerated-gradient-based generalized Levenberg--Marquardt method with oracle complexity bound and local quadratic convergence. arXiv:2204.12016. 2022
Chieu Thanh Nguyen, Jan Harold Alcantara, Takayuki Okuno, Akiko Takeda, Jein-Shan Chen. Unified Smoothing Approach for Best Hyperparameter Selection Problem Using a Bilevel Optimization Strategy. 2021
M. Muramatsu, T. Kitahara, B. F. Loureco, T. Okuno, T. Tsuchiya. An oracle-based projection and rescaling algorithm for linear semi-infinite feasibility problems and its application to SDP and SOCP. arXiv preprint arXiv:1809.10340. 2018

書籍 (2件)：

講演・口頭発表等 (14件)：

A bilevel approach to l q hyperpa- rameter optimization
(nternational Conference on Nonlinear Analysis and Convex Analysis International Conference on Optimization Techniques and Applications 2019)
Smoothing Newton method for l q hyperparameter optimization
(The PolyU AMA - RIKEN AIP Joint Workshop on Optimization and Machine Learning 2019)
Hyperparameter learning for sparse l p regularizers via nonsmooth bilevel op- timization
(019 Optimization Workshop Department of Mathematics 2019)
微分不可能な2段階最適化を用いたハイパーパラメータ学習について
(第21回情報論的学習理論ワークショップ 2018)
微分不可能な2段階最適化を用いたハイパーパラメータ選択について
(日本オペレーションズ・リサーチ学会2018年秋季研究発表 2018)

学歴 (1件)：

学位 (1件)：

経歴 (4件)：

受賞 (2件)：

所属学会 (2件)：

日本オペレーションズリサーチ学会 , 日本応用数理学会

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奥野 貴之