Verified65% confidenceFactExact time
PPO is an on-policy algorithm that can only train on data generated by the current policy; used data is discarded immediately, resulting in relatively low sample efficiency.
3
Sources
65%
Confidence
Long-term
Relevance
8/9/2026
First Seen
Sources
强化学习能打通无伤Boss战吗？PPO算法实战分析
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