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SUMMARY:On exchangeable random partitions\, permutations and fragmentation
  trees - Peter McCullagh (Chicago)
DTSTART:20081111T170000Z
DTEND:20081111T180000Z
UID:TALK13755@talks.cam.ac.uk
CONTACT:Helen Innes
DESCRIPTION:This talk is a gentle introduction to a class of infinite rand
 om combinatorial objects\, set partitions\, permutations and fragmentation
  trees.  Applications to classification and clustering will be discussed.\
 n\n(Joint work with J. Yang\, M. Winkel and J. Pitman)\n\n
LOCATION:Wolfson Room (MR 2) Centre for Mathematical Sciences\, Wilberforc
 e Road\, Cambridge
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