Table A4.

Results of the RF shoulder flexion—frontal view.

RF—Frontal View
	3 m			4 m
	YOLO v7	LiDAR + AI S	LiDAR + AI F	YOLO v7	LiDAR + AI S	LiDAR + AI F
MAE [°]	4.69	5.20	4.13	4.80	3.67	4.88
RMSE [°]	5.11	5.71	5.06	5.25	4.51	5.84
NRMSE	0.04	0.04	0.04	0.04	0.04	0.05
MAPE [%]	10.78	20.56	19.03	7.99	9.70	20.18
Mean [°]	4.45	4.77	1.43	4.68	2.85	2.08
STD [°]	2.52	3.15	4.85	2.38	3.50	5.45