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add heat map colors to plot
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| zCol <- function(nCols, Z){ | |
| cols <- colorRampPalette(c("#000099", "#00FEFF", "#45FE4F", "#FCFF00", "#FF9400", "#FF3100"))(nCols) | |
| colVec_ind <- cut(Z, breaks=nCols) | |
| colVec <- cols[colVec_ind] | |
| } | |
| # Example | |
| X <- rnorm(1E3) | |
| Y <- rnorm(1E3) | |
| Z <- X*Y | |
| plot(X, Y, col=zCol(15, Z)) |
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