A Novel Surface Subsidence Prediction Model Based on Stochastic Medium Theory for Inclined Coal Seam Mining

Table 3

Prediction precision.

	Traditional method		Weibull distribution prediction model
	Mean squared error (mm)	Relative mean squared error (%)	Mean squared error (mm)	Relative mean squared error (%)
Subsidence	65	3.6	49	2.7
Horizontal movement	80	16.4	46	9.4