An eye-tracker is a device that allows to objectively identify and track what a person is looking at.
Thanks to the recent popularization of low-cost and light mobile eye-trackers (in the form resembling glasses), it is possible to conduct studies involving parallel participation of more than one subjects equipped with the eye-trackers The project aims to develop a methodology for real-time processing and analysis of data streams emitted by two or more eye-trackers working in parallel. Mathematical indicators of correlation of visual attention of people who perform tasks together are being developed.