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stat.ME2026
Using Heteroscedasticity for Causal Discovery under Hidden Confounding
Jing Zou, Wei Li, Wei Lin
The presence of hidden confounding in observational studies poses a fundamental challenge to the identification and estimation of causal structures encoded by directed acyclic grap…
stat.ME2025
Semiparametric Causal Discovery and Inference with Invalid Instruments
Jing Zou, Wei Li, Wei Lin
Learning causal relationships among a set of variables, as encoded by a directed acyclic graph, from observational data is complicated by the presence of unobserved confounders. In…