Spatial mapping of eye movement data (e.g., fixation map) using Linear Mixed Models

This project is maintained by iBMLab

iMap4: An Open Source Toolbox for the Statistical Fixation Mapping of Eye Movement data with Linear Mixed Modeling

Junpeng Lao1, Sébastien Miellet1,2, Cyril Pernet3, Nayla Sokhn1, and Roberto Caldara1
1Department of Psychology, University of Fribourg, Fribourg, Switzerland.
2Department of Psychology, Bournemouth University, UK.
3Centre for Clinical Brain Sciences, Neuroimaging Sciences, University of Edinburgh, Edinburgh, UK.


Click 'Matlab App' on the left to download and intall iMap4 toolbox as a Matlab Application. Example codes and dataset could be found in Github project page under folder ./Data_Sample_with_codes/

Please read the Guidebook for more information of how to use the toolbox.

Keep in touch!

Updates and new release will be announced on our lab website. Subscribe by following the link and we'll keep you informed!!

If you have any question, please email


The development of this toolbox was supported by the Swiss National Science Foundation (n° 100014_138627) awarded to Dr. Roberto Caldara