LIU TIANXIANG(リュウ ティエンシャン)
- 所属
- システム情報系
- 職名
- 准教授
- 研究分野
数理情報学 - 研究課題
構造化制約付き最適化問題の効率的な解法の開発と機械学習への応用 2021-10 -- 2024-03 Liu Tianxiang 科学技術振興機構/戦略的な研究開発の推進 戦略的創造研究推進事業 ACT-X 一般的な非凸非平滑最適化のための効率的解法の開発と機械学習への応用 2019-04 -- 2023-03 武田 朗子 日本学術振興会/科学研究費助成事業 基盤研究(B) Fast numerical methods for nonconvex nonsmooth problems without global Lipschitz gradients and applications to machine learning 2025-04 -- 2029-03 Liu Tianxiang 日本学術振興会/科学研究費助成事業 基盤研究(C) - 職歴
2024-10 -- 2025-04 東京科学大学,情報理工学院,助教 2021-04 -- 2024-09 東京工業大学,情報理工学院,助教 2018-09 -- 2021-03 理化学研究所,革新知能統合研究センター,特別研究員 2016-03 -- 2018-08 Hong Kong Polytechnic University,Department of Applied Mathematics,Postdoctoral Fellow - 学歴
2010-09 -- 2015-07 Chinese Academy of Sciences, Academy of Mathematics and Systems Science 2006-09 -- 2010-07 Wuhan University, School of Mathematics and Statistics - 取得学位
2015-07 PhD Chinese Academy of Sciences - 受賞
2023-09 日本オペレーションズ・リサーチ学会 研究賞奨励賞 - 論文
- Convergence analysis under consistent error bounds
Liu Tianxiang; Lourenço Bruno F.
Foundations of Computational Mathematics/24(2)/pp.427-479, 2024-04 - Doubly majorized algorithm for sparsity-inducing optimization problems with regularizer-compatible constraints
Liu Tianxiang; Pong Ting Kei; Takeda Akiko
Computational Optimization and Applications/86(2)/pp.521-553, 2023-11 - An inexact successive quadratic approximation method for a class of difference-of-convex optimization problems
Liu Tianxiang; Takeda Akiko
Computational Optimization and Applications/82(1)/pp.141-173, 2022-05 - Data-Driven Structured Noise Filtering via Common Dynamics Estimation
Markovsky Ivan; Liu Tianxiang; Takeda Akiko
IEEE Transactions on Signal Processing/68/pp.3064-3073, 2020-05 - A Hybrid Penalty Method for a Class of Optimization Problems with Multiple Rank Constraints
Liu Tianxiang; Markovsky Ivan; Pong Ting Kei; Takeda ...
SIAM Journal on Matrix Analysis and Applications/41(3)/pp.1260-1283, 2020-01 - An exact penalty method for semidefinite-box-constrained low-rank matrix optimization problems
Liu Tianxiang; Lu Zhaosong; Chen Xiaojun; Dai Yu-Hong
IMA Journal of Numerical Analysis/40(1)/pp.563-586, 2020-01 - A successive difference-of-convex approximation method for a class of nonconvex nonsmooth optimization problems
Liu Tianxiang; Pong Ting Kei; Takeda Akiko
Mathematical Programming/176(1-2)/pp.339-367, 2019-07 - A refined convergence analysis of pDCAe with applications to simultaneous sparse recovery and outlier detection
Liu Tianxiang; Pong Ting Kei; Takeda Akiko
Computational Optimization and Applications/73(1)/pp.69-100, 2019-05 - Peaceman–Rachford splitting for a class of nonconvex optimization problems
Li Guoyin; Liu Tianxiang; Pong Ting Kei
Computational Optimization and Applications/68(2)/pp.407-436, 2017-11 - Further properties of the forward–backward envelope with applications to difference-of-convex programming
Liu Tianxiang; Pong Ting Kei
Computational Optimization and Applications/67(3)/pp.489-520, 2017-07
- Convergence analysis under consistent error bounds
(最終更新日: 2025-05-27)