search for: allsnps

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2006 Apr 26
2
help in R
Hi, I cant understand where I am going wrong.Below is my code.I would really appreciate your help. Thanks. > genfile<-read.table("c:/tina/phd/bs871/hw/genfile.txt",skip=1) > > #read in SNP data > snp.dat <- as.matrix(genfile) > snp.name <- scan("c:/tina/phd/bs871/hw/genfile.txt",nline=1,what="character") Read 100 items
2006 Jul 23
1
Iterated Data Input/Output with Random Forests
Hi, I am currently writing code to input a few thousand files, run them through the Random Forests package, and then output corresponding results. When I use the code below: zz<-textConnection("ex.lm.out", "w") sink(zz) tempData<-read.delim(paste("allSnps",1,"Phenotype.phn",sep=""),header=TRUE,sep=",",quote="\"",dec=".") tempData[[1]]<-factor(tempData[[1]]) tempData.rf<-randomForest(tempData[[1]]~.,data=tempData,importance=TRUE,proximity=TRUE,outscale=TRUE,replace=TRUE) tempData.rf zz...