trimPWMedge {MotIV} | R Documentation |
This function is use to cut edges with low information content.
trimPWMedge(x, threshold=1)
x |
A matrix representing a PWM. |
threshold |
A transcription factor name or a list of TF names. |
A PWM
.
Eloi Mercier <emercier@chibi.ubc.ca>
makePWM
#####Database and Scores##### path <- system.file(package="MotIV") jaspar <- readPWMfile(paste(path,"/extdata/jaspar2010.txt",sep="")) jaspar.scores <- readDBScores(paste(path,"/extdata/jaspar2010_PCC_SWU.scores",sep="")) #####Input##### data(FOXA1_rGADEM) motifs <- getPWM(gadem) motifs.trimed <- lapply(motifs,trimPWMedge, threshold=1)