sumOfAbsProbabilityDifferences: sum of absolute probability differences
In DiffLogo: DiffLogo: A comparative visualisation of biooligomer motifs

Description Usage Arguments Value Author(s) Examples

the sum of absolute probability differences for the given pair of probability vectors

1	sumOfAbsProbabilityDifferences(p1, p2)

`p1`	probability vector representing the first symbol distribution
`p2`	probability vector representing the second symbol distribution

an object consisting of height and ylab

Martin Nettling

motif_folder= "extdata/pwm"
motif_names = c("HepG2","MCF7","HUVEC","ProgFib")
motifs = list()
for (name in motif_names) {
  fileName = paste(motif_folder,"/",name,".pwm",sep="")
  file = system.file(fileName, package = "DiffLogo")
  motifs[[name]] = getPwmFromPwmFile(file)
}

pwm1 = motifs[[motif_names[[1]]]]
pwm2 = motifs[[motif_names[[2]]]]

diffLogoFromPwm(pwm1 = pwm1, pwm2 = pwm2, stackHeight = sumOfAbsProbabilityDifferences)