Table 1.

Accuracy (%) of the 2D backbone, i.e., the percentage of corrected keypoints (PCKh) considering different threshold values: 1, $0.75$, and $0.5$ times the head bone link ($PCKh@1$, $PCKh@0.75$, and $PCKh@0.5$, respectively).

Keypoints	PCKh@1	PCKh@0.75	PCKh@0.5
head	96.3	95.8	95.2
root	96.6	95.6	94.8
nose	96.1	94.3	87.2
neck	96.1	89.3	77.2
right shoulder	93.4	87.4	66.7
right elbow	89.1	79.8	70.7
right wrist	85.5	78.6	67.8
left shoulder	95.2	88.9	72.7
left elbow	90.6	82.2	77.1
left wrist	85.0	78.7	70.0
belly	94.2	80.7	72.0
right hip	96.0	87.6	73.2
right knee	93.4	85.5	76.2
right foot1	91.6	79.7	61.4
right foot2	92.3	84.5	68.6
right foot3	89.2	77.3	63.0
left hip	95.8	85.1	72.1
left knee	92.4	79.9	66.7
left foot1	90.3	75.9	52.8
left foot2	91.7	83.4	67.7
left foot3	88.7	78.4	64.4