Eye tracking cognitive load using pupil diameter and microsaccades with fixed gaze.

Pupil diameter and microsaccades are captured by an eye tracker and compared for their suitability as indicators of cognitive load (as beset by task difficulty). Specifically, two metrics are tested in response to task difficulty: (1) the change in pupil diameter with respect to inter- or intra-tria...

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Bibliographic Details
Main Authors: Krzysztof Krejtz, Andrew T Duchowski, Anna Niedzielska, Cezary Biele, Izabela Krejtz
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC6138399?pdf=render