Table 2 Statistical characteristics of index data.

From: Classification of coal bursting liability of some chinese coals using machine learning methods

Index

Maximum

Minimum

Median

Standard deviation

Median

DT (ms)

31,325

3.75

843.608

3597.692

156

WET

49

0.2

6.208

5.843

4.45

KE

123

0.87

10.946

21.943

4.13

RC (MPa)

72.45

1.56

14.138

9.139

12.52