Research Article
[Retracted] Recognition of Volleyball Player’s Arm Motion Trajectory and Muscle Injury Mechanism Analysis Based upon Neural Network Model
Table 3
The distance between the shoulder joint of the slap arm and the horizontal line.
| Serial number | Ball off hand | The highest point of the toss | Back scratching | Hitting moment | End of action |
| A | 0.42 | 0.69 | 0.35 | 0.19 | 0.5 | B | 0.4 | 0.75 | 0.25 | 0.1 | 0.57 | C | 0.44 | 0.8 | 0.29 | 0.21 | 0.46 | D | 0.46 | 0.85 | 0.26 | 0.23 | 0.46 | E | 0.36 | 0.66 | 0.26 | 0.1 | 0.38 | F | 0.34 | 0.91 | 0.27 | 0.1 | 0.48 | Average value | 0.4 | 0.77 | 0.28 | 0.14 | 0.48 |
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