Multivariate Prediction Model of Strength and Acoustic Emission Energy considering Parameter Correlation of Coal or Rock

Table 1

Coal sample size and loading plan.

Sample number	D (mm)	H (mm)	(10^3 kg/m^3)	(m/s)	(mm/min)
M1	49.30	101.10	1.27	935	0.012
M2	49.32	101.00	1.27	914	0.016
M3	49.42	100.60	1.23	321	0.018
M4	49.36	99.00	1.27	914	0.020
M5	49.32	101.46	1.22	1693	0.022
M6	49.30	101.00	1.37	1968	0.026
M7	49.42	100.60	1.27	630	0.028
M8	49.32	101.00	1.40	999	0.032