2 citations · 2 across the 1 of their papers we have counts for
2 papers
stat.ME2015★ 2 cited
The correlation space of Gaussian latent tree models and model selection without fitting
Nathaniel Shiers, Piotr Zwiernik, John A. D. Aston +1
We provide a complete description of possible covariance matrices consistent with a Gaussian latent tree model for any tree. We then present techniques for utilising these constrai…
stat.AP2014
Gaussian Tree Constraints Applied to Acoustic Linguistic Functional Data
Nathaniel Shiers, John A. D. Aston, Jim Q. Smith +1
Evolutionary models of languages are usually considered to take the form of trees. With the development of so-called tree constraints the plausibility of the tree model assumptions…