Research Article
[Retracted] MEMS Sensors in Tennis Teaching and Training under the Background of Big Data Intelligent Communication
Table 5
The results after the time domain feature extraction of the roll angle.
| No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 1 | 0.15 | 0.32 | 0.29 | 0.53 | 0.40 | 0.34 | 0.31 | 0.51 | 0.51 | 0.37 | 2 | 0.14 | 0.39 | 0.22 | 0.50 | 0.44 | 0.39 | 0.33 | 0.34 | 0.32 | 0.51 | 3 | 0.12 | 0.29 | 0.27 | 0.47 | 0.38 | 0.34 | 0.31 | 0.53 | 0.50 | 0.58 | 4 | 0.17 | 0.24 | 0.21 | 0.56 | 0.46 | 0.39 | 0.34 | 0.31 | 0.56 | 0.33 | 5 | 0.18 | 0.22 | 0.19 | 0.33 | 0.47 | 0.30 | 0.32 | 0.27 | 0.30 | 0.47 | 6 | 0.13 | 0.28 | 0.17 | 0.55 | 0.46 | 0.32 | 0.30 | 0.32 | 0.47 | 0.52 | 7 | 0.14 | 0.36 | 0.19 | 0.56 | 0.47 | 0.38 | 0.25 | 0.49 | 0.53 | 0.34 | 8 | 0.15 | 0.22 | 0.22 | 0.49 | 0.38 | 0.29 | 0.29 | 0.47 | 0.37 | 0.49 | 9 | 0.14 | 0.33 | 0.26 | 0.59 | 0.27 | 0.39 | 0.32 | 0.41 | 0.56 | 0.56 | 10 | 0.11 | 0.21 | 0.25 | 0.36 | 0.35 | 0.40 | 0.31 | 0.50 | 0.52 | 0.31 |
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