3 papers
math.OC2025
Generalization of Silver Stepsize Schedule to Stochastic Optimization
Luwei Bai, Yang Zeng, Baoyu Zhou
This work introduces a two-step stepsize schedule for stochastic gradient methods minimizing smooth strongly convex functions. We consider the setting where only stochastic gradien…
cs.AI2025
Exploring Effective Strategies for Building a User-Configured GPT for Coding Classroom Dialogues
Luwei Bai, Dongkeun Han, Sara Hennessy
This study investigated effective strategies for developing a custom GPT to code classroom dialogue. While classroom dialogue is widely recognised as a crucial element of education…
math.OC2024
Anderson Acceleration in Nonsmooth Problems: Local Convergence via Active Manifold Identification
Kexin Li, Luwei Bai, Xiao Wang +1
Anderson acceleration is an effective technique for enhancing the efficiency of fixed-point iterations; however, analyzing its convergence in nonsmooth settings presents significan…