Mercurial > repos > testtool > geo_data
diff findDMR/findDMR.R @ 33:2c799524e1d3 draft
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author | testtool |
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date | Fri, 14 Apr 2017 06:44:35 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/findDMR/findDMR.R Fri Apr 14 06:44:35 2017 -0400 @@ -0,0 +1,45 @@ +require("minfi", quietly = TRUE) +require("ChIPseeker", quietly = TRUE) +require("ChIPpeakAnno", quietly = TRUE) +require("data.table", quietly = TRUE) + + +args <- commandArgs(trailingOnly = TRUE) +GSMTable = args[1] +platform = args[2] +Data_Table = args[3] +cutoff = as.numeric(args[4]) +clusterSize = as.numeric(args[5]) +DMR = args[6] + +TAB = fread(GSMTable) + +IlmnInfo = fread(platform) + +gmSet = fread(Data_Table) + +# bumphunter Run with processed data +designMatrix <- model.matrix( ~ TAB$Phenotype) + +bumps <- bumphunter( + as.matrix(gmSet), + design = designMatrix, + pos = IlmnInfo$BP, + cutoff = cutoff, + chr = IlmnInfo$CHR +) + +# choose DMR's of a certain length threshold +DMRTable <- bumps$table[which(bumps$table$L >= clusterSize), ] +DMRInfo <- data.table(DMRTable$chr, DMRTable$start, DMRTable$end) + + + +write.table( + DMRInfo, + DMR, + quote = F, + sep = "\t", + row.names = F, + col.names = F +)