Aerobics Movement Decomposition Action Teaching System Based on Intelligent Vision Sensor

Table 1

Comparison of detection at different width thresholds.

Width threshold	Fixed threshold (5 pixels)	Template width of 1/3	Template width of 1/2	Template width 2/3
Foreign body (≤2 cm)	6589	5489	5784	5995
Foreign body (2~8 cm)	1520	1621	1425	1236
Foreign body (>8 cm)	1868	1896	1758	1851