TL;DR寻找自动化搜索方法，从观察数据中学习因果结构；讨论潜变量和观察变量之间的因果联系以及它们之间的潜在模式和结构；提出了不同于高斯分布条件的 k - 三角性忠诚度的另一定义，可用于非高斯分布；轻松学习具有潜变量的因果结构的充分性假设。
Abstract
The goal of causal discovery is to find automated search methods for learning
causal structures from observational data. In some cases all variables of the
interested causal mechanism are measured, and the task is to predict the
effects one measured variable has on another. In contrast