[R] setting color ranges

samsr sameet.sreenivasan at gmail.com
Thu Feb 14 21:59:15 CET 2008


Hi,

 I need to plot a matrix using image() such that negative values are easily
distinguishable from posittive values, while also maintaining a gradation in
color with magnitude. How can I set ranges for colors in order to achieve
this. Thanks.

Sam
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