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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

From: Concurrent validity of human pose tracking in video for measuring gait parameters in older adults: a preliminary analysis with multiple trackers, viewing angles, and walking directions

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)