if nobody knows the answer to my question on time-dependent ROC (see below), does any body know how TP and FP are related to classes and samples (orders) in non-time dependent ROC? Any reference?
Thanks --- On Tue, 11/3/09, carol white <wht_...@yahoo.com> wrote: > From: carol white <wht_...@yahoo.com> > Subject: ROC > To: r-h...@stat.math.ethz.ch > Date: Tuesday, November 3, 2009, 1:08 PM > My question would be related more to > time-dependent ROC (survivalROC package): > > I would like to know how true positives (TP) and false > positives (FP) are related to the order of survival times > and diagnostic markers. That is, having the a set of TP and > FP, each of them is calculated from which diagnostic marker > and survival times. Let's take mayo data set. How could I > match the TP and FP generated from survivalROC function to > cut.values (output) and Stimes (input)? > > Best, > > Carol > > > > > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
