True. I used ISCAN eye trackers and (desktop and mobile) versions and they are bulky. There are however a few recent efforts here http://www.cogain.org/eyetrackers/low-cost-eye-trackers that is aimed at low cost eye tracking using webcams http://www.inference.phy.cam.ac.uk/opengazer/ Ramesh
On Thu, May 21, 2009 at 3:41 PM, Jan Ciger <jan.ci...@gmail.com> wrote: > Strictly speaking yes, but it is much harder to do with a cheap, > consumer grade equipment without requiring the user to wear something on > their head (typically a camera and an infrared LED pointed at your eye). > > A regular 640x480 webcam at ~80cm from the user's face will see the eyes > only few pixels wide. Trying to measure the gaze direction from that is > next to impossible with any accuracy. > -- Rameshsharma Ramloll PhD Research Assistant Professor Idaho State University, PocatelloTel: 208-282-5333 More info at http://tr.im/RRamloll
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