Research Article
A Fisher’s Criterion-Based Linear Discriminant Analysis for Predicting the Critical Values of Coal and Gas Outbursts Using the Initial Gas Flow in a Borehole
Figure 9
A photograph of the outburst simulation experiments ((a) Xuehu: weak outburst, 0.216 MPa, CO2; (b) Fenghui: strong outburst, 0.346 MPa, CO2).
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(b) |