Nothing
getPSS<-function(riskmeta,plot=TRUE,binsize=400){
nodeseq<-Getenvir("getnodeseq")
strnew<-Getenvir("getStr")
riskmetainnet<-intersect(nodeseq,riskmeta)
riskmetainnet<-unique(riskmetainnet)
infor<-list()
for(i in 1:length(strnew[,1]))
{
infor_i<-list(nodeId="000",meanvalue=0,diffnode=0)
infor_i$nodeId<-strnew[i,1]
infor_i$meanvalue<-strnew[i,2]
if(strnew[i,1]%in%riskmetainnet)
{
infor_i$diffnode<-1
}
infor[[i]]<-infor_i
}
nodeId<-sapply(infor,function(x) x$nodeId)
meanvalue<-sapply(infor,function(x) x$meanvalue)
diffnode<-sapply(infor,function(x) x$diffnode)
meanstr<-data.frame(nodeId=nodeId,meanvalue=meanvalue,diffnode=diffnode)
meanstr<-meanstr[order(meanstr[,2],decreasing = FALSE),]
pss<-performpcls(meanstr[,"meanvalue"],meanstr[,"diffnode"])
CGNB<-1-pss
re_out<-data.frame(riskmeta=meanstr[,"diffnode"],meanstrvalue=meanstr[,"meanvalue"],pss=pss,CGNB=CGNB,stringsAsFactors=FALSE)
rownames(re_out)=meanstr[,"nodeId"]
if(plot)
{
splitter=ceiling(1:length(re_out$riskmeta)/binsize)
de=sapply(split(re_out$riskmeta,splitter),mean)
binlen=sapply(split(as.numeric(re_out$meanstrvalue),splitter),mean)
plot(binlen,de,xlab=paste("Bias Data in ",binsize," metabolite bins",sep=""),ylab="Proportion risk metabolite")
lines(re_out$meanstrvalue,re_out$pss,col=3,lwd=2)
}#####plot
return(re_out)
}###########function()
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