[R-sig-eco] need recommendation for a Baysian clustering method for multiple data types

Keith Larson keith.larson at biol.lu.se
Thu Feb 2 17:21:10 CET 2012


Dear Group,

I would like to find a Baysian clustering method useful to assign a
posterior probability of group membership into k groups for all
individuals in my dataset. See data description below. Your
suggestions are much appreciated.

Many Cheers,
Keith

Data description:

I have sampled almost 2000 individual birds (single species
representing two subspecies or phenotypes) across Sweden. All
individuals are adult males. Although this is one species, in middle
of Sweden there is a (migratory) divide where the southern individuals
presumably migrate to West Africa and north of the divide they
presumably migrate to East Africa. There is a zone of overlap
approximately 300 km wide overlapping the migratory divide.

Variables:

Wing (mm) - continuous
Tail (mm) - continuous
Bill-head (mm) - continuous
Tarsus (mm) - continuous
Mass (g) - continuous
Colour (9 levels) - categorical
Stable carbon-isotopes (parts per mil) - continuous
Stable nitrogen-istopes (parts per mil) - continuous
SNP WW1 (0, 1, 2) - molecular marker, 0 and 2 are fixed and 1 is heterozygote
SNP WW2 (0, 1, 2) - molecular marker, 0 and 2 are fixed and 1 is heterozygote


*******************************************************************************************
Keith Larson, PhD Student
Evolutionary Ecology, Lund University
Sölvegatan 37
223 62 Lund Sweden
Phone: +46 (0)46 2229014 Mobile: +46 (0)73 0465016 Fax: +46 (0)46 2224716
Skype: sternacaspia FB: keith.w.larson at gmail.com



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