Research Article
Assessment of Equipment Operation State with Improved Random Forest
Table 4
The assessment results of IRF based on different sizes of data sets.
| The size of data sets | Classes | Size | Average number of corrected assessment | Assessment standard | | | |
| 1400 | Excellence | 35 | 32 | 0.9529 | 0.9536 | 0.9546 | Good | 35 | 31 | Attention | 35 | 35 | Badness | 35 | 35 |
| 1000 | Excellence | 25 | 23 | 0.9560 | 0.9548 | 0.9615 | Good | 25 | 23 | Attention | 25 | 25 | Badness | 25 | 24 |
| 600 | Excellence | 15 | 13 | 0.9567 | 0.9545 | 0.9600 | Good | 15 | 14 | Attention | 15 | 15 | Badness | 15 | 15 |
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