Chen, Lizhang

4 publications

AISTATS 2025 Memory-Efficient Optimization with Factorized Hamiltonian Descent Son Nguyen, Lizhang Chen, Bo Liu, Qiang Liu

NeurIPS 2024 Communication Efficient Distributed Training with Distributed Lion Bo Liu, Lemeng Wu, Lizhang Chen, Kaizhao Liang, Jiaxu Zhu, Chen Liang, Raghuraman Krishnamoorthi, Qiang Liu

ICLR 2024 Lion Secretly Solves a Constrained Optimization: As Lyapunov Predicts Lizhang Chen, Bo Liu, Kaizhao Liang, Qiang Liu

NeurIPS 2024 Memory-Efficient LLM Training with Online Subspace Descent Kaizhao Liang, Bo Liu, Lizhang Chen, Qiang Liu