Research Article
Research on the Recognition Algorithm of Basketball Technical Action Based on BP Neural System
Table 2
Frequency domain features of data.
| | Feature | Feature ID | Feature description |
| | Frequency domain analysis | 17, 18 | The DFT peak value of the acceleration sensor x data and the frequency of the corresponding peak value | | 19, 20 | The DFT peak value of the acceleration sensor y data and the frequency of the corresponding peak value | | 21, 22 | The DFT peak value of the acceleration sensor z data and the frequency of the corresponding peak value | | 23, 24 | The DFT peak value of the combined acceleration and the frequency of the corresponding peak value | | 25, 26 | The DFT peak value of the gyroscope x data and the frequency of the corresponding peak value | | 27, 28 | The DFT peak value of the gyroscope y data and the frequency of the corresponding peak value | | 29, 30 | The DFT peak value of the gyroscope z data and the frequency of the corresponding peak value | | 31, 32 | The DFT peak value of the gyroscope x data and the frequency of the corresponding peak value |
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