how to extract the chroma (is a vector) from an image

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sathiya mala
sathiya mala el 16 de Abr. de 2015
Comentada: Titus Edelhofer el 16 de Abr. de 2015
c=sqrt(a.^2+b.^2). a is the single channel.b is the single channel
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Titus Edelhofer
Titus Edelhofer el 16 de Abr. de 2015
Hi,
do you have a and b already? If yes, then c is straight forward just what you wrote ...
If not: do you have your image as RGB or which format?
Titus

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