Key Frame Extraction for Sports Training Based on Improved Deep Learning

Table 2

Test accuracy of four key frames.

	Total	Correct	Wrong	Accuracy (%)	Sensitivity (%)	Specificity (%)
Pose 1	169	166	3	98.2	92.4	94.7
Pose 2	130	125	5	96.1	90.4	95.3
Pose 3	155	152	3	98.1	96.3	98.3
Pose 4	158	155	3	98.1	97.6	97.7