Unverified50% confidenceFactExact time
Evaluating the marginal likelihood using only the last-layer weights requires no access to training data.
1
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50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
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Related Claims
UnverifiedSince the metric depends only on the weight matrix, it can provide a model evaluation pathway for scenarios where training data is inaccessible.73% similarUnverifiedThe classifier was trained using only supervised fine-tuning (SFT), public datasets, and two simple tricks, without relying on closed-source data or expensive custom pipelines71% similarUnverified开放权重仅公开训练完成后的神经网络参数文件，使用者可加载推理和微调，但无法复现训练过程或审计数据来源，与完全开源不同69% similar
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