Single-camera, calibration-free gaze estimation using corneal reflections
David D. Au, Joshua B. Melander, Javier Weddington, Youssef Faragalla, Zaki Alaoui, Shenghua Liu, Qing Xu, Stephen A. Baccus
This paper introduces a calibration-free corneal-reflection eye tracking system for head-fixed mice using a single camera and multiple fiducial LEDs, achieving sub-degree accuracy and improving receptive field measurements.
bioRxiv · Jun 11, 2026 · PreprintNeuroscience