Nothing
perfScatterPlot <-
function(metric, modelx, modely, datax, datay=datax, addCostsx=NULL, addCostsy=NULL, pargs=NULL, ...) {
if(is.null(metric)) {
stop("Need evaluation metric for plotting!")
}
if(is.null(modelx) || is.null(modely)) {
stop("Need models to plot performances!")
}
if(is.null(datax)) {
stop("Need data to plot performances!")
}
idCols = intersect(c(datax$ids, datax$extra), c(datay$ids, datay$extra))
if(length(idCols) == 0) {
stop("Cannot match up the two data frames!")
}
if(length(datax$test) > 0) {
edatax = rbind.fill(lapply(datax$test, function(x) {
datax$data[x,idCols,drop=F]
}))
} else {
edatax = datax$data[idCols]
}
if(!is.null(datax$extra)) {
edatax[datax$extra] = datax$data[datax$extra]
}
if(length(datay$test) > 0) {
edatay = rbind.fill(lapply(datay$test, function(x) {
datay$data[x,idCols,drop=F]
}))
} else {
edatay = datay$data[idCols]
}
if(!is.null(datay$extra)) {
edatay[datay$extra] = datay$data[datay$extra]
}
scoresx = cbind(edatax, data.frame(scorex=metric(datax, modelx, addCosts=addCostsx, ...)))
scoresy = cbind(edatay, data.frame(scorey=metric(datay, modely, addCosts=addCostsy, ...)))
d = merge(scoresx, scoresy, by=idCols)
ggplot(d, aes_string(x="scorex", y="scorey")) +
geom_abline(slope = 1) +
geom_point(pargs)
}
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