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稳健事件树分析 — 不确定性感知风险传播

稳健事件树分析(Robust ETA)通过明确考虑分配给每个分支的概率估计中的不确定性,扩展了经典的事件树分析。稳健方法不将分支概率视为精确的点值,而是将其表示为区间、概率分布或不精确概率,然后将该不确定性通过事件树传播,以产生结果频率范围而非单个数字。这使得决策者能够更清晰地了解在信息不完整或冲突的现实条件下,风险估计的置信度。

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来源

  1. Bedford, T., & Cooke, R. M. (2001). Probabilistic Risk Analysis: Foundations and Methods. Cambridge University Press. ISBN: 9780521773201
  2. Event tree analysis. Wikipedia. link

如何引用本页

ScholarGate. (2026, June 3). Robust Event Tree Analysis. ScholarGate. https://scholargate.app/zh/experimental-design/robust-event-tree-analysis

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ScholarGateRobust event tree analysis (Robust Event Tree Analysis). 于 2026-06-15 检索自 https://scholargate.app/zh/experimental-design/robust-event-tree-analysis · 数据集: https://doi.org/10.5281/zenodo.20539026