pcm2pwm: Convert PCM to PWM
In MyersGroup/MotifFinder: A Bayesian, De Novo, Joint Motif Finder

Convert PCM to PWM

1	pcm2pwm(pcm, pseudocount = NULL)

`pcm`	matrix; n by 4 matrix of PCM / PFM
`pseudocount`	numeric; value of pseudocount to add to every entry of the PWM (to avoid 0 or 1 counts), or vector of pseudocounts to add to each nt position

A position weight matrix

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pcm <- t(rbind(matrix(c(rep(10,8),rep(100,8)),nrow=2),
               matrix(c(rep(20,7),0,rep(200,7),0),nrow=2)))
pcm2pwm(pcm)

MyersGroup/MotifFinder documentation built on June 7, 2019, 3:42 p.m.

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