Re: Media Testing for maclife.de
Re: Media Testing for maclife.de
- Subject: Re: Media Testing for maclife.de
- From: "edmund ronald" <email@hidden>
- Date: Thu, 11 Sep 2008 10:43:50 +0200
If I were a color scientist at Adobe, and heard this, and assumed the
guy who said this actually did the work, I would get more info from
the experimenter and then run and not walk to reproduce the
experiment.
BTW, Ulli, what were the exact 6500 and 2850 light sources you used
for the images ?
Edmund
>>> But even this isn't the whole story. To explore this further, I built two
>>> profiles with the DNG Profile Editor and a ColorChecker 24. I just used the
>>> target images with the DNG Profile Editor and made no additional
>>> adjustments. I built one single-matrix profile, using only one target image
>>> shot at 6500 K, and one dual-matrix profile, using two target images shot at
>>> 6500 K and 2850 K. I then tested the two profiles for images shot under
>>> various lighting conditions.
>>>
>>> Obviously, you would assume that the dual-matrix profile fared better on
>>> average; however, surprisingly, the opposite was the case (though not by
>>> much).
>>
>> Again, you are not comparing like quantities.
>
> Oops?!? Even an Adobe single-matrix and an Adobe dual-matrix profile aren't
> comparable? You seem to live in an extremely segregated world.
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