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2010 Mar 30
1
Multivariate hypergeometric distribution version of phyper()
...gene lists) i'm unable to perform the calculations- the numbers hit infinity before getting an answer. Searching cran archives for "Multivariate hypergeometric" show this term in the vignettes of package's ?combinat? and ?forward?. But i'm unable to make sense of the these pachakege functions in the context of my aforementioned apllication. Can some one suggest a function, script or method to achieve my goal of estimating the likelyhood of overlap between 3 lists of genes, ideally using the multivariate hypergeometric, or anything else for that matter? cheers in advance,...