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colramp
2011 Dec 22
1
overlaid filled contour plots
...RampPalette(c("white", clr[1]))
col <- paste(colramp0(5), "80", sep="") # make transparent
filled.contour(dest0$x1, dest0$x2, dest0$fhat, nlevels=4,
xlim=c(-8,4), ylim=c(-3,0), cex.lab=1.25, col=col,
xlab="GNP", ylab="Unemployed" )
colramp1 = colorRampPalette(c("white", clr[2]))
col <- paste(colramp1(5), "80", sep="") # make transparent
filled.contour(dest1$x1, dest1$x2, dest1$fhat, nlevels=4,
xlim=c(-8,4), ylim=c(-3,0), cex.lab=1.25, col=col,
xlab="GNP", ylab="Unemployed"...