3 papers
math.ST2025
Model-oriented Graph Distances via Partially Ordered Sets
Armeen Taeb, F. Richard Guo, Leonard Henckel
A well-defined distance on the parameter space is key to evaluating estimators, ensuring consistency, and building confidence sets. While there are typically standard distances to…
math.ST2025
On the universal calibration of heavy-tailed combination tests
Parijat Chakraborty, F. Richard Guo, Kerby Shedden +1
It is often of interest to test a global null hypothesis using multiple, possibly dependent -values by combining their strengths while controlling the type-I error. Recently, se…
math.ST2024
The Categorical Instrumental Variable Model: Characterization, Partial Identification, and Statistical Inference
Yilin Song, F. Richard Guo, K. C. Gary Chan +1
We study categorical instrumental variable (IV) models with instrument, treatment and outcome taking finitely many values. We derive a simple closed-form characterization of the se…