Research
My research interests include stochastic control, reinforcement learning, nonconvex and stochastic optimization, diffusion models and applications in management and finance.
Working Papers and Preprints
- Yinbin Han, Meisam Razaviyayn, and Renyuan Xu. Stochastic Control for Fine-tuning Diffusion Models: Optimality, Regularity and Convergence. Preprint, 2024.
Conference Proceedings
- Yinbin Han, Meisam Razaviyayn, and Renyuan Xu. Neural Network-Based Score Estimation in Diffusion Models: Optimization and Generalization. International Conference on Learning Representations (ICLR), 2024.
- Short version accepted by NeurIPS Workshop on Diffusion Models, 2023.
- Long version to be submitted to Mathematics of Operations Research.
Journal Publications
- Yinbin Han, Meisam Razaviyayn, and Renyuan Xu. Policy Gradient Converges to the Globally Optimal Policy for Nearly Linear-Quadratic Regulators. SIAM Journal on Control and Optimization, 2025.
- Short version accepted by NeurIPS Workshop Optimization for Machine Learning, 2022.
- Yinbin Han and Zizhuo Wang. Optimal Switching Policy for Batch Servers. Operations Research Letters, 2023.