Talks

Talks and presentations by Zhijian Lai

Other Talks

A Tutorial on Riemannian Optimization
Derivative-Free Optimization Seminar held by Liyuan Cao, Peking University, Beijing, China, April 2024.
Riemannian Interior Point Methods for Constrained Optimization on Manifolds
Seminar held by Xiaojing Zhu (竺筱晶), Shanghai University of Electric Power, online, June 5, 2024.
Riemannian Interior Point Methods for Constrained Optimization on Manifolds
Seminar held by Li Zhang (章丽), Institute of Computational Mathematics and Scientific/Engineering Computing, Academy of Mathematics and Systems Science, CAS, June 6, 2024.

Oral Presentations at International Conferences

Riemannian Interior Point Methods for Constrained Optimization on Manifolds
The 10th International Congress on Industrial and Applied Mathematics (ICIAM), Waseda University, Tokyo, Japan, August 2023.
Interior Point Methods for Nonlinear Optimization on Riemannian Manifolds
SIAM Conference on Optimization (OP23), Seattle, USA, June 2023.
Riemannian Interior Point Methods for Constrained Optimization on Manifolds
International Workshop on Continuous Optimization, Tokyo (virtual), December 2022.
Completely Positive Factorization via Orthogonality Constrained Problem
SIAM Conference on Optimization (OP21), Hong Kong (virtual), July 2021.

Oral Presentations at Domestic Conferences in Japan

Riemannian Interior Point Methods for Constrained Optimization on Manifolds
Research Association of Optimization Theory and Algorithms (RAOTA): Gathering of Young Researchers for the Future 2023, University of Tsukuba, Tsukuba, Ibaraki, May 2023.
Riemannian Interior Point Methods for Constrained Optimization on Manifolds
The 2023 spring national conference of operations research society of Japan, Chuo University, Tokyo, March 2023.
On the Global Convergence of Riemannian Interior Point Method
The 2022 autumn national conference of operations research society of Japan, Niigata (virtual), September 2022.
On the Global Convergence of Riemannian Interior Point Method
The Japan society for industrial and applied mathematics 2022 annual meeting, Hokkaido University, Sapporo, Hokkaido, September 2022.
Superlinear and Quadratic Convergence of Riemannian Interior Point Methods
The 2022 spring national conference of operations research society of Japan, Gunma University, Gunma (virtual), March 2022.
Application of Smoothing Methods for Completely Positive Matrices via Orthogonality Constrained Problem
Kyoto University mathematical analysis research institute research meeting, Kyoto University, Kyoto (virtual), August 2021.
Completely Positive Factorization via Orthogonality Constrained Problem
The 2021 spring national conference of operations research society of Japan, Tokyo Institute of Technology, Tokyo (virtual), March 2021.
A New Approach to the Recognition Problem of Completely Positive Matrices
Kyoto University mathematical analysis research institute research meeting, Kyoto University, Kyoto (virtual), August 2020.

Poster Presentations

Riemannian Interior Point Methods for Constrained Optimization on Manifolds
Summer School on Continuous Optimization and Related Fields, Institute of Statistical Mathematics, Tokyo, Japan, August 2023.
Riemannian Interior Point Methods for Manifold Optimization
2022 SPRING Fellowship Research Meeting, Tsukuba, Ibaraki, Japan, March 2023.
Riemannian Optimization and Its Applications
2021 SPRING Fellowship Research Meeting, Tsukuba, Ibaraki, Japan, March 2022.