Author

Nan Yan

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#small language model Preprint Aug 2026

Phantom Gains: Auditing Self-Improvement Against a Measured Null

Auditing three rounds of rank-$32$ LoRA self-training on Qwen3-8B against a frozen control pushed through the identical pipeline, this work identifies seven measurement failures, each of which inverts a reported finding when its control is absent.

Cheng Xu, Nan Yan, Li-Ming Chen et al. · 4 citations