Research on Feature Fusion Method of Mine Microseismic Signal Based on Unsupervised Learning

Table 5

Unsupervised learning feature neural network structure parameters.

Feature fusion extraction layer	Input parameters	Output parameters	Feature inversion layer	Input parameters	Output parameters
L1	80	40	L5	8	10
L2	40	20	L6	10	20
L3	20	10	L7	20	40
L4	10	8	L8	40	80