AnalysisAI ModelsOctober 29, 2026

WISD trains reasoning models by contrasting them with weaker copies

Read original source →arxiv.org

WISD generates on-policy training signals by contrasting a reasoning model against its own quantized or pruned versions, avoiding the need for privileged data. The method targets large reasoning models and combines low-bit quantization with magnitude pruning to produce the weaker reference.

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