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2010 Jan 07
0
Outlier colors in image()
Hi all, I'd like to color outliers differently in image() function, say blue for below a threshhold value and red for above a threshold value. I was able to do this in levelplot() by using "col.regions" and "at" parameters. But for a large matrix, i.e, 8000x200, the figure is just too slim in levelplot, so I am turning toward using image(). If I use