Online-EYE: Multimodal Implicit Eye Tracking Calibration for XR. - Baosheng James Hou; Lucy Abramyan; Prasanthi Gurumurthy; Haley Adams; Ivana Tosic Rodgers; Eric J. Gonzalez; Khushman Patel; Andrea Colaço; Ken Pfeuffer; Hans Gellersen; Karan Ahuja; Mar González-Franco (CHI, 2025)