Original article at: http://www.math.washington.edu/~ejpecp/ECP/viewarticle.php?id=2178

A Species Sampling Model with Finitely Many Types

Alexander Gnedin, Utrecht University

Abstract

A two-parameter family of exchangeable partitions with a simple updating rule is introduced. The partition is identified with a randomized version of a standard symmetric Dirichlet species-sampling model with finitely many types. A power-like distribution for the number of types is derived.

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Original article at: http://www.math.washington.edu/~ejpecp/ECP/viewarticle.php?id=2178