by Marshall Brain | August 29, 2008
Eye tracking systems have been around for decades, but traditionally they are expensive and complex. Now you can create your own using a webcam and free software:
Real-Time Tracking Of Human Eyes Using a Webcam
You could use a system like this to create a unique user interface, or to see how people’s eyes respond to different web site designs.
Here’s a demonstration of the kind of accuracy a system like this can achieve:
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