Table 6.

comparing the precision (coefficient of variation) between the three pose tracking algorithms for top and eye-level cameras and in the front and back view walks

Gait variable	AlphaPose				OpenPose				Detectron
	Front view walks		Back view walks		Front view walks		Back view walks		Front view walks		Back view walks
	Top camera	Eye-level camera	Top camera	Eye-level camera	Top camera	Eye-level camera	Top camera	Eye-level camera	Top camera	Eye-level camera	Top camera	Eye-level camera
Cadence	0.09 (0.01)	0.08 (0.009)	0.09 (0.008)	0.09 (0.007)	0.08 (0.01)	0.08 (0.009)	0.09 (0.008)	0.09 (0.007)	0.09 (0.01)	0.08 (0.009)	0.09 (0.008)	0.09 (0.007)
Step time (s)	0.13 (0.10)	0.06 (0.02)	0.16 (0.18)	0.06 (0.03)	0.13 (0.10)	0.06 (0.02)	0.16 (0.18)	0.06 (0.03)	0.13 (0.10)	0.06 (0.02)	0.16 (0.18)	0.06 (0.03)
Step width	0.27 (0.08)	0.30 (0.07)	0.27 (0.08)	0.28 (0.07)	0.38 (0.21)	0.38 (0.12)	0.37 (0.10)	0.39 (0.09)	0.25 (0.07)	0.28 (0.06)	0.29 (0.12)	0.27 (0.08)
eMOS	0.48 (0.15)	0.43 (0.16)	0.41 (0.13)	0.38 (0.11)	0.42 (0.08)	0.46 (0.16)	0.43 (0.06)	0.44 (0.06)	0.48 (0.14)	0.39 (0.14)	0.37 (0.09)	0.43 (0.10)