Unverified50% confidenceFactExact time
经验回放池中旧数据与新策略的分布偏移会使Bellman目标估计方差上升，可能触发critic梯度爆炸或Q值发散
1
Sources
50%
Confidence
Long-term
Relevance
10/6/2026
First Seen
Sources
SAC训练崩溃之谜：策略熵坍塌与DIAYN调试指南
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