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cs.LG2026
PoLoRA: A Preconditioned Orthogonalized LoRA Optimizer
Nikhil Ghosh, Tetiana Parshakova, Robert M. Gower
Low-rank adaptation (LoRA) makes finetuning large language models cheaper by adding to each weight matrix a trainable low-rank update parameterized as the product of two matrices.…
cs.CL2026
Does a Global Perspective Help Prune Sparse MoEs Elegantly?
Zeliang Zhang, Nikhil Ghosh, Jiani Liu +2
Empirical scaling laws for language models have encouraged the development of ever-larger LLMs, despite their growing computational and memory costs. Sparse Mixture-of-Experts (MoE…