133 citations · 150 across the 2 of their papers we have counts for
2 papers
stat.ML2011★ 17 cited
Pitman-Yor Diffusion Trees
David A. Knowles, Zoubin Ghahramani
We introduce the Pitman Yor Diffusion Tree (PYDT) for hierarchical clustering, a generalization of the Dirichlet Diffusion Tree (Neal, 2001) which removes the restriction to binary…
stat.AP2010★ 133 cited
Nonparametric Bayesian sparse factor models with application to gene expression modeling
David Knowles, Zoubin Ghahramani
A nonparametric Bayesian extension of Factor Analysis (FA) is proposed where observed data is modeled as a linear superposition, , of a potentially infinit…