Brittleness Risk Evaluation of Mine Safety Based on Brittle Relational Entropy

Table 3

Corresponding measures of brittleness.

Measure	H-S		M-S		E-S		O&M-S
	B	I	B	I	B	I	B	I
Brittle same	4/12	2/7	5/15	1/5	5/13	3/6	2/9	2/6
Brittle fluctuating	6/12	4/7	8/15	3/5	7/13	3/6	5/9	4/6
Brittle opposite	2/12	1/7	2/15	1/5	1/13	0	2/9	0

B: brittle probability; I: interaction probability.