[Retracted] Recognition of Volleyball Player’s Arm Motion Trajectory and Muscle Injury Mechanism Analysis Based upon Neural Network Model

Table 1

The height of the throwing arm from the ground and the height of the throwing ball after the ball leaves the hand.

Serial number	Height	Throwing arm high above the ground	Account for height (%)	Toss height
A	1.85	1.8	97.3	3.3
B	1.82	1.8	99.5	3.27
C	1.8	1.8	99.4	3.3
D	1.8	1.78	98.4	3.28
E	1.85	1.8	95.3	3.27
F	1.84	1.83	99.5	3.5
Average value	1.83	1.8	98.2	3.3