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math.ST2007★ 223 cited
Nonlinear Models Using Dirichlet Process Mixtures
Babak Shahbaba, Radford M. Neal
We introduce a new nonlinear model for classification, in which we model the joint distribution of response variable, y, and covariates, x, non-parametrically using Dirichlet proce…
math.ST2005★ 5 cited
Improving Classification When a Class Hierarchy is Available Using a Hierarchy-Based Prior
Babak Shahbaba, Radford M. Neal
We introduce a new method for building classification models when we have prior knowledge of how the classes can be arranged in a hierarchy, based on how easily they can be disting…