Unverified50% confidenceFactExact time

Both Wolf Defender and Wolf Defender Small were retrained from fresh mmBERT checkpoints with a focus on hard negative samples.

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

8/31/2026

First Seen

Valid until: 11/29/2026

Sources

Wolf Defender Retraining in Practice: How Hard Negatives Cut False Positive Rate from 33% to 3%

Related Entities

Wolf Defenderproduct mmBERTmodel 困难负样本concept

Related Claims

UnverifiedThe laboratory adopted a phased validation strategy: first verifying through small-scale training and evaluation whether newly deployed safety measures are effective, and building more evidence regarding alignment.53% similar

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