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From: rpotter@grip.cis.upenn.edu (Robert Potter)
Newsgroups: comp.human-factors
Subject: re: Eye Movement Trackers
Message-ID: <44733@netnews.upenn.edu>
Date: 17 Jun 91 00:55:08 GMT
References: <91Jun14.160659edt.6227@neat.cs.toronto.edu>
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In article <91Jun14.160659edt.6227@neat.cs.toronto.edu>, mgreen@cs.toronto.edu (Marc Green) writes:
>... there is a big difference between knowing the position of the eye and the
>locus of gaze.

Huh?  How can the locus of gaze move independantly of the eyeballs?

-- 
Robert Potter                               rpotter@grip.cis.upenn.edu
GRASP laboratory, Univ. of Pennsylvania