Dataset and model, pitch, yaw, roll, mean, median
biwi error: 7.092, 5.170, 4.657, 5.640, 2.607
bu error: 2.762, 3.328, 2.249, 2.780, 1.963
ict error: 3.529, 3.873, 2.688, 3.363, 1.931