2 papers
math.OC2025
Non-Asymptotic Global Convergence of PPO-Clip
Yin Liu, Qiming Dai, Junyu Zhang +1
Reinforcement learning (RL) has gained attention for aligning large language models (LLMs) via reinforcement learning from human feedback (RLHF). The actor-only variants of Proxima…
cs.LG2025
A Memory Efficient Randomized Subspace Optimization Method for Training Large Language Models
Yiming Chen, Yuan Zhang, Yin Liu +2
The memory challenges associated with training Large Language Models (LLMs) have become a critical concern, particularly when using the Adam optimizer. To address this issue, numer…