3 papers
stat.ME2023
Detecting Jumps on a Tree: a Hierarchical Pitman-Yor Model for Evolution of Phenotypic Distributions
Hanxi Sun, Heejung Shim, Vinayak Rao
This work focuses on clustering populations with a hierarchical dependency structure that can be described by a tree. A particular example that is the focus of our work is the phyl…
stat.AP2021
A Comparison of Bayesian Inference Techniques for Sparse Factor Analysis
Yong See Foo, Heejung Shim
Dimension reduction algorithms aim to discover latent variables which describe underlying structures in high-dimensional data. Methods such as factor analysis and principal compone…
stat.AP2014
BayesCAT: Bayesian Co-estimation of Alignment and Tree
Heejung Shim, Bret Larget
Traditionally, phylogeny and sequence alignment are estimated separately: first estimate a multiple sequence alignment and then infer a phylogeny based on the sequence alignment es…