Jeesup/svd-safety-l2_gsmrec_svdllm_w_remove50

Llama-2-7b-chat compressed with SVD-LLM (50% of parameters removed), calibration WikiText-2 only (W), seed 42, then a recovery LoRA trained on GSM8K train (7,473 problems, Alpaca format, cutoff 512, val split 500) instead of alpaca-cleaned, merged into the weights. Research artifact from the svd_safety project (jobs/gsmrec_slurm.sh); not a general-purpose assistant. Some cells are deliberately safety-degraded or over-refusing; evaluate before use.

Measured (%, except PPL)

metric value
WikiText-2 PPL 18.60
7-task zero-shot mean 39.39
AdvBench ASR (HarmBench judge) 8.27
StrongREJECT ASR (HarmBench judge) 13.42
XSTest-safe over-refusal (WildGuard) / scored % 33.33 / 51.60
OR-Bench-Hard-1k over-refusal / scored % 19.27 / 41.70
GSM8K 5-shot strict / flexible (chat template) 8.49 / 8.49
IFEval prompt-level strict 9.24

Licence

Llama 2 Community License (LICENSE.txt, USE_POLICY.md included). Built with Llama 2.

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