Displaying 1 result from an estimated 1 matches for "test1_method1".
2011 Jun 01
1
Function to save plots
...ello,
I'm using ROCR to plot ROC Curves and I want to automate the saving of plots
into PNG files using a custom function.
My data frames are named like test1, test2, test3. Each data frame has three
variables: method1, method2, goldstandard.
Right now, for each plot I have to run:
png('test1_method1.png')
plot(performance(prediction(test1$method1, test1$goldstandard), "tpr",
"fpr"))
dev.off()
Here is the function I tried to create but I failed:
roc <- function(arg1, arg2){
png(paste(arg1, arg2, "png", sep="_"))
plot(performance(prediction(ar...