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