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Color after image demonstration - Seeing color when there is none.

I'm teaching about opponent processes in color vision today and thought I'd share one of my favorite examples. This is how you use the human...

The difference between objects and scenes... random thoughts

I'm in the middle of my qualification exams and ran across this interesting paper: Liu, Z Kersten, D Knill, DC Dissociating stimulus...

Is it me or is the Swine Flu waaay overrated? A case of the Availability Heuristic.

I think it's a bit like terrorism. It scares the shit out of you but there's next to zero chance it will actually happen to you. Seriously... you...
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