[R] color of opposite sign values in filled.contour

Achim Zeileis Achim.Zeileis at wu-wien.ac.at
Fri Jan 5 12:16:22 CET 2007

On Thu, 4 Jan 2007, Richard M. Heiberger wrote:

> Get the RColorBrewer package from CRAN
> Description: The packages provides palettes for drawing nice maps
>        shaded according to a variable.

The package "vcd" also offers the function diverge_hcl() that constructs 
diverging palettes (based on HCL colors) particularly aimed at 
filled.contour() or image() plots. See
for some more background information.

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