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math.PR2016
Moderate deviations for Ewens-Pitman exchangeable random partitions
Stefano Favaro, Shui Feng, Fuqing Gao
Consider a population of individuals belonging to an infinity number of types, and assume that type proportions follow the two-parameter Poisson-Dirichlet distribution. A sample of…
math.PR2014
Large deviation principles for the Ewens-Pitman sampling model
Stefano Favaro, Shui Feng
Let be the number of blocks with frequency in the exchangeable random partition induced by a sample of size from the Ewens-Pitman sampling model. We show that, as…