Dataset and model, pitch, yaw, roll, mean, median
biwi error: 6.870, 5.338, 4.482, 5.563, 2.632
bu error: 2.785, 4.117, 2.571, 3.158, 2.119
ict error: 3.481, 3.641, 3.581, 3.568, 2.036