Conic vs Spherical Cornea - Gaze Estimation Results
Generated: 2026-02-22T10:09:11.130272+00:00

Setup: Eye at (0, 550, 350) mm, camera at origin, light at (200, 0, 350) mm
Gaze model: Cerrolaza 2008 symmetric 2nd-order polynomial
Calibration: 9 points (3x3) | Test: 256 gaze positions (16x16)

Calibration Results (at calibration points)
Configuration               Mean (deg)    Std (deg)    Max (deg)
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Spherical Cornea               0.2698°      0.1051°      0.3880°
Conic Cornea                   0.2538°      0.1042°      0.3663°

Screen Test Results (256 points)
Configuration               Mean (deg)    Std (deg)    Max (deg)
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Spherical Cornea               0.3880°      0.1385°      0.6133°
Conic Cornea                   0.3778°      0.1345°      0.6012°

CROSS-CALIBRATION (calibrate on one cornea model, test on other)
Configuration                           Mean      Std      Max
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Calib Spherical → Test Conic         3.5299°  1.1625°  5.2607°
Calib Conic → Test Spherical         3.0086°  0.7561°  5.1576°