Research Article
Research on Recognition of Quiet Period of Sandstone Acoustic Emission Based on Four Machine Learning Algorithms
Table 5
The accuracy of different algorithms and different data sets.
| Machine learning algorithm | Data set | Algorithm mean | Frequency domain data set | Time domain data set | Composite data set |
| KNN | 0.78 | 0.81 | 0.89 | 0.83 | KSVM | 0.82 | 0.88 | 0.91 | 0.87 | GBDT | 0.8 | 0.82 | 0.90 | 0.84 | RF | 0.69 | 0.85 | 0.91 | 0.81 | Data set mean | 0.77 | 0.84 | 0.90 | 0.84 |
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