Stability Evaluation of the Goaf Based on Combination Weighting and Cloud Model

Table 11

Cloud characteristic parameters of each indicator under different levels.

Factors	Class I	Class II	Class III	Class IV
X1	(1, 0.425, 0.01)	(2, 0.425, 0.01)	(3, 0.425, 0.01)	(4, 0.425, 0.01)
X2	(1, 0.425, 0.01)	(2, 0.425, 0.01)	(3, 0.425, 0.01)	(4, 0.425, 0.01)
X3	(20, 16.987, 0.01)	(45, 4.247, 0.01)	(55, 4.247, 0.01)	(80, 16.987, 0.01)
X4	(1.5, 1.274, 0.01)	(16.5, 11.466, 0.01)	(40, 8.493, 0.01)	(70, 16.987, 0.01)
X5	(90,500, 8,068, 0.01)	(52,500, 24,205, 0.01)	(12,500, 7474, 0.01)	(3,200, 2,717, 0.01)
X6	(3,850, 977, 0.01)	(1,950, 637, 0.01)	(1,000, 170, 0.01)	(400, 340, 0.01)
X7	(45, 12.74, 0.01)	(25, 4.247, 0.01)	(14, 5.096, 0.01)	(4, 3.397, 0.01)
X8	(160, 33.973, 0.01)	(100, 16.987, 0.01)	(60, 16.987, 0.01)	(20, 16.987, 0.01)
X9	(900, 255, 0.01)	(500, 85, 0.01)	(300, 85, 0.01)	(100, 85, 0.01)
X10	(35, 12.74, 0.01)	(15, 4.247, 0.01)	(8, 1.699, 0.01)	(3, 2.548, 0.01)
X11	(1, 0.425, 0.01)	(2, 0.425, 0.01)	(3, 0.425, 0.01)	(4, 0.425, 0.01)
X12	(1, 0.425, 0.01)	(2, 0.425, 0.01)	(3, 0.425, 0.01)	(4, 0.425, 0.01)
X13	(1, 0.425, 0.01)	(2, 0.425, 0.01)	(3, 0.425, 0.01)	(4, 0.425, 0.01)