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Table 3 Values of intra-session reliability of skeleton key KPIs obtained using three-Kinect system

From: Multiple Kinect based system to monitor and analyze key performance indicators of physical training

KPI

Mean ± SD

ICC

R-squared

CoV

NML

0.953 ± 0.011

0.892

0.797

0.011

NMS

0.461 ± 0.079

0.767

0.8611

0.171

NSP

0.639 ± 0.025

0.903

0.802

0.038

  1. NML normalized mean limb length, NMS normalized mean joint speed, NSP normalized speed peaks, SD standard deviation, ICC intra-class correlation coefficient, CoV coefficient of variation
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