Nothing
plot.tight.clust <-
function(x, standardize.gene=TRUE, order.sample=FALSE, plot.noise=TRUE, ...) {
mirror.matrix <- function(x) {
xx <- as.data.frame(x);
xx <- rev(xx);
xx <- as.matrix(xx);
xx;
}
rotate180.matrix <- function(x) {
xx <- rev(x);
dim(xx) <- dim(x);
xx;
}
flip.matrix <- function(x) {
mirror.matrix(rotate180.matrix(x))
}
data<-x$data
cluster<-x$cluster
size<-x$size
if(standardize.gene) data<-t(scale(t(data)))
l<-1:max(cluster)
if(plot.noise) l<-c(l,-1)
order.genes<-unlist(lapply(l,function(i) which(cluster==i)))
data.plot<-data[order.genes,]
if(order.sample) data.plot<-data.plot[,hclust(dist(t(data.plot)))$order]
cuts<-cumsum(size)
if(!plot.noise) cuts<-cuts[-length(size)]
nr<-dim(data.plot)[1]
nc<-dim(data.plot)[2]
cexCol<-1/log10(nc)
cexRow<-1/log(nr,4)
image(x=1:nc,y=1:nr,z=t(flip.matrix(data.plot)),col=colorRampPalette(c("green","black","red"))(64),axes=FALSE,xlab = "", ylab = "", ...)
axis(4,nr:1,labels=(row.names(data.plot)), las = 2, line = -0.5, tick = 0, cex.axis = cexRow)
for(i in cuts) {
lines(c(-1,nc+1),rep(nr-i+0.5,2),col="white")
}
}
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