Newton bilevel methods drop the lower-level strong-convexity assumption
Experiments cover synthetic tasks, data hyper-cleaning, and GPT-2 reweighting, with claimed better complexity than GALET and sl-BAMM.
Experiments cover synthetic tasks, data hyper-cleaning, and GPT-2 reweighting, with claimed better complexity than GALET and sl-BAMM.
Scaling rules cover DP-SGD, DP-Adam, and DP-Muon on MLP, ViT, and GPT-2.
In a GPT-2 test, returned gradients raised token recovery from 94.20% to 97.38% and exact-document recovery from 13.71% to 37.77%.
Averaging per-example Muon gradients over recent model snapshots before clipping bounds distortion and improves differentially private GPT-2 fine-tuning.
Split-learning observers recover 97% of GPT-2 tokens; gradients lift exact document recovery from 14% to 38%.
Untied embeddings beat weight tying for decoder-only LLMs under DP-SGD, raising accuracy and cutting memory by over 60%.
PassGPT+ adapts GPT-2 priors for passwords, recovering 22.53% of RockYou held-out passwords at 10^8 guesses.
A fixed softmax-sigmoid attention mix barely changes GPT-2 in-distribution loss but shifts out-of-distribution perplexity sharply.
Circuits that match GPT-2's correct answers often fail to reproduce most of its errors.
Researchers propose Sampled Layerwise Proofs to audit outsourced LLM inference through Llama-2-70B.
Transformer Explainer offers an interactive GPT-2-powered visualization teaching transformer architecture; educational content with no security relevance.
Study of 450,000 GPT-lineage completions finds safety training transforms gender discrimination into subtle 'harm laundering' that toxicity classifiers miss.
Researchers derive an exact law linking learning-rate schedules and weight decay in normalized networks, pinpointing when scale-invariant optimization destabilizes.
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