I am not really sure what you mean, but perhaps you want to convert the
image into RGB mode, and zero out the other two (GB) vectors?
Look up ?rgb and allied functions: may help.
Ranjan
On Thu, 6 Oct 2011 18:58:19 -0500 Lorenzo Isella
wrote:
> Dear All,
> I am not sure that R is exactly the r
Dear All,
I am not sure that R is exactly the right tool for doing what I have in
mind, but a look at EBImage and rimage convinced me that this should be
doable with R.
I have a color image and I would like to do the following: convert the
image into a grayscale image retaining only the red col
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