BriefGPT.xyz
Feb, 2013
反馈模型的有向循环图形表示
Directed Cyclic Graphical Representations of Feedback Models
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Peter L. Spirtes
TL;DR
该研究使用有向无环图(DAG)表示随机变量之间的条件独立关系，证明了非递归结构方程模型能够通过有向循环图表示条件独立误差，并推导出满足条件独立约束的充分条件以及非线性系统的变量在相关分布中条件独立的条件。
Abstract
The use of
directed acyclic graphs
(DAGs) to represent
conditional independence
relations among
random variables
has proved fruitful in a
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