Re: [R] circular reference lines in splom

2011-01-28 Thread Deepayan Sarkar
On Thu, Jan 20, 2011 at 9:45 AM, Max Kuhn wrote: > Hello everyone, > > I'm stumped. I'd like to create a scatterplot matrix with circular > reference lines. Here is an example in 2d: > > library(ellipse) > > set.seed(1) > dat <- matrix(rnorm(300), ncol = 3) > colnames(dat) <- c("X1", "X2", "X3") >

Re: [R] circular reference lines in splom

2011-01-20 Thread Max Kuhn
This did the trick: panel.circ3 <- function(...) { args <- list(...) circ1 <- ellipse(diag(rep(1, 2)), t = 1) panel.xyplot(circ1[,1], circ1[,2], type = "l", lty = trellis.par.get("reference.line")$lty, col = trellis.par.get("referenc

Re: [R] circular reference lines in splom

2011-01-20 Thread Peter Ehlers
On 2011-01-19 20:15, Max Kuhn wrote: Hello everyone, I'm stumped. I'd like to create a scatterplot matrix with circular reference lines. Here is an example in 2d: library(ellipse) set.seed(1) dat<- matrix(rnorm(300), ncol = 3) colnames(dat)<- c("X1", "X2", "X3") dat<- as.data.frame(dat) grps<-

[R] circular reference lines in splom

2011-01-19 Thread Max Kuhn
Hello everyone, I'm stumped. I'd like to create a scatterplot matrix with circular reference lines. Here is an example in 2d: library(ellipse) set.seed(1) dat <- matrix(rnorm(300), ncol = 3) colnames(dat) <- c("X1", "X2", "X3") dat <- as.data.frame(dat) grps <- factor(rep(letters[1:4], 25)) pan