Dataset and model, pitch, yaw, roll, mean, median
biwi error: 7.955, 5.583, 4.402, 5.980, 2.624
bu error: 2.762, 4.103, 2.568, 3.145, 2.118
ict error: 3.620, 3.608, 3.626, 3.618, 2.028