Hello, I want to know the meaning of the output ellipse_3d in process_eye_video.py.

[Wenkain]

Hello, I test my own eye video use my own eye tracker, and I find the output of process_eye_video.py is the ellipse_3d, what is it mean in your paper? And how can I get the gaze estimation Vopt mentioned in your paper——A novel approach to single camera, glint-free 3D eye model fitting including corneal refraction？Thank you！