1 code implementation • 22 Jul 2021 • Xingmei Lou, Yu Hu, XiaoDong Li
We are interested in the problem of learning the directed acyclic graph (DAG) when data are generated from a linear structural equation model (SEM) and the causal structure can be characterized by a polytree.
no code implementations • 30 Apr 2020 • Lihua Lei, XiaoDong Li, Xingmei Lou
We study the hierarchy of communities in real-world networks under a generic stochastic block model, in which the connection probabilities are structured in a binary tree.