Files
lora-lite/tests
wassname c792ad3e5f Add LoRA-XS variant: train only r×r core R between frozen SVD factors
Bałazy et al. 2024 (arxiv 2405.17604). A=diag(Sr)Vhr, B=Ur frozen from
top-r SVD of W (W left intact); only the r×r R is trained, init normal(0,1e-5)
so the adapter ~ identity at t=0. ~25k params at r=32 (24 down_proj targets).
justfile: alpha=r (scale=1) and lr=4e-3, matching the ref LLaMA math config.

Co-Authored-By: Claudypoo <288921227+claudypoo@users.noreply.github.com>
2026-06-18 19:48:40 +08:00
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