Hector J. Santos-Villalobos wrote:

> The bottom line is, ( I don't know if I'm asking too much) that I'm not sure
> when is necessary to do a chromatic/white point adaptation and what Delta E
> to expect between theoretical and experimental results.

Yes. You need to use Absolute Colorimetic intent if you wish to
compare back to the measurements. This will choose the correct
table and undo the device to PCS white point transformation,
which (according to ICC specifications) is a so called
"Wrong" Von Kries chromatic transform (ie. a transform
applied to the raw XYZ rather than a cone sharpened version
of it.)

Graeme Gill.

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