The images contained the following URLs illustrate colour ambiguity, or how easily the eyes and gray matter can be fooled:
http://www-bcs.mit.edu/people/adelson/checkershadow_illusion.html http://www.uq.edu.au/nuq/jack/Dale%27s%20Illusion1.jpg http://www.uq.edu.au/nuq/jack/Colorcross1.html I makes you wonder if naturally occurring illusions may be the reason that some images look wrong but are near impossible to quantify why? Cheers, Rob Studdert HURSTVILLE AUSTRALIA Tel +61-2-9554-4110 UTC(GMT) +10 Hours [EMAIL PROTECTED] http://members.ozemail.com.au/~distudio/publications/ Pentax user since 1986, PDMLer since 1998
