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UNSW eye tracking study At UNSW Library the most recent usability study has included eye tracking to examine the effectiveness of the placement of information on Library webpages.

What’s eye tracking? Eye tracking is basically the measurement of the gaze direction with a certain frequency. Gdirection can be mapped onto coordinates, e.g. on a computer screen, in order to determine how the user’s gaze moves over the display.

What’s eye tracking? Tobii T60 XL eye tracking system

What’s eye tracking? Tracking of participants' eye movements as they view a web page

What’s eye tracking? From; Steve Krug. Don’t make me think

What’s eye tracking? Aggregate data from many users

“heat maps” Larger the dot the longer the gaze was held Same as a rainfall map Red - Green - Blue (Most –> least)

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Eye tracking usability studies Is it a silver bullet or is it a complete waste of resources? Or are you seeing well-known experimental biases like the observer- expectancy effect or the Hawthorne effect?

Eye tracking usability studies eye tracking provides insight into an - otherwise mostly "hidden" - aspect of human behavior with high temporal resolution, this does not necessarily mean that it is per se an accurate method.