Dataset and model, pitch, yaw, roll, mean, median
biwi error: 7.091, 5.170, 4.657, 5.639, 2.609
bu error: 2.739, 3.349, 2.459, 2.849, 1.974
ict error: 3.498, 3.986, 3.298, 3.594, 1.966