A Novel Shearer Cutting State Recognition Method Based on Improved Variational Mode Decomposition and LSSVM with Acoustic Signals

Table 8

The recognition results based on the proposed method and MRVM-based method.

Methods	Accuracy (%)			Standard deviation
	Max.	Min.	Mean
The proposed method	97.50	92.50	95.54	0.01669
MRVM-based method [33]	93.33	88.33	90.49	0.01735