3 papers
stat.AP2026
ZINBGT: Exploratory Data Analysis of Single-Cell Transcriptomic Expression Using Mixture Models
Toby Kettlewell, Yiyi Cheng, Thomas D. Otto +2
Single-cell transcriptomic data approximates the abundance of proteins at a high resolution, but its noisiness necessitates transformation by a pipeline of methods before analysis…
math.ST2026
On the identifiability of Dirichlet mixture models
Hien Duy Nguyen, Mayetri Gupta
We study identifiability of finite mixtures of Dirichlet distributions on the interior of the simplex. We first prove a shift identity showing that every Dirichlet density can be w…
math.ST2025
On the large-sample limits of some Bayesian model evaluation statistics
Hien Duy Nguyen, Mayetri Gupta, Jacob Westerhout +1
Model selection and order selection problems frequently arise in statistical practice. A popular approach to addressing these problems in the frequentist setting involves informati…