Unverified50% confidenceTradeoffExact time
多步回报使用n步真实回报替代单步bootstrap，n=1偏差高方差低，n→∞退化为蒙特卡洛回报，实践中n=3到5是较好的折中
1
Sources
50%
Confidence
Long-term
Relevance
8/20/2026
First Seen
Sources
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