Per.Nystedt@tobii.com: Is it possible to find generic interpretations of eye tracking metrics in the field of psychology? And if so, what are these metrics and what do they mean? Hi, I’m a Ph.D. Student and, in my lab, we are working on ocular metrics of mental workload. We used a Tobii eye-tracking system for recording ocular data in our ...

We measure children from 2 and 3 years of age with an intellectual disability. A significantly percentage of time we have only data from one eye. We export the raw data with clearview and import it in Matlab. If we plot the raw data from a scene were the child is looking at 1 spot we see 3 blobs of measurements. We see a blob where the data of ...

Hi,  Following article Leigh, R. J., & Kennard, C. (2004). Using saccades as a research tool in the clinical neurosciences. Brain, 127, 460-477. gives a good overview on how saccades can be used as a research tool. However you should be aware that a sampling frequency of 60Hz (and even 120Hz) is quite low to reliably describe saccades ...

Interesting topic! I'm trying out a new method using Tobii Studio and retrospective think-aloud next Tuesday. The preliminary trials show that it works fine but I still want to test it in a real web user experience test situation. This is my method:1. Do a normal web recording in Tobii Studio. Also create another test (call it for example think ...

A few comments about think aloud in combination with eye tracking. Recent studies has showed that retrospective think aloud - meaning that the person is asked to comment on the events afterwards, while watching recorded eye-tracking data - seem to work better and generate more and better results than think aloud during a session. Below is a ...