Re: colorsync-users digest, Vol 3 #708 - 6 msgs
Re: colorsync-users digest, Vol 3 #708 - 6 msgs
- Subject: Re: colorsync-users digest, Vol 3 #708 - 6 msgs
- From: Graeme Gill <email@hidden>
- Date: Tue, 18 Mar 2003 11:23:29 +1100
Edmund Ronald wrote:
>
Surely, the "gifted" human eye knows a lot about color. If the purpose of
>
color reproduction is ultimately to produce matches agreable to the eye,
>
having an accepted "expert" eye in the calibration process does not seem
>
absurd. Whether a comparison-experiment can be set up without additional
Human senses appear to be both sensitive, and easily mislead. The placebo
effect is often as strong as any real effect. Judging absolute visual quantities
seems to be one of the things we are worst at.
Take a look at <
http://www-bcs.mit.edu/people/adelson/checkershadow_illusion.html>
If you can judge absolute values accurately by eye, then of course YOU will straight
away see that "A" and "B" squares have an identical absolute value :-)
Graeme Gill.
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