Dataset and model, pitch, yaw, roll, mean, median
biwi error: 6.981, 5.174, 4.571, 5.575, 2.612
bu error: 2.738, 3.349, 2.459, 2.849, 1.975
ict error: 3.497, 3.985, 3.298, 3.593, 1.965