Copula-Based Probabilistic Hazard Assessment Model for Debris Flow Considering the Uncertainties of Multiple Influencing Factors

Table 1

Fifty-nine datasets of debris flows in Taiwan and the statistics of RI, A_L, and V.

No.	RI (mm)	AL (m^2)	V (m^3)	No.	RI (mm)	AL (m^2)	V (m^3)
50 Sets of data for model construction
1	25.85	1,518,000	455,500	26	19.13	19,440	15,000
2	26.77	1,326,000	342,300	27	14.15	38,472	22,400
3	30.85	595,000	236,000	28	15.09	90,720	50,000
4	30.97	588,000	155,500	29	19.25	6,370	52,800
5	25.75	144,000	99,400	30	28.84	30,000	5,250
6	31.09	84,000	157,700	31	26.67	2,530	12,600
7	27.6	614,000	604,606	32	34.14	10,000	6,000
8	36.56	3,884,000	402,585	33	29.28	700	2,600
9	12.75	16,100	8,400	34	22.62	13,400	9,200
10	11.81	1680	5,200	35	24.5	8,570	50,000
11	16.11	1624	4,830	36	10.56	11,000	75,000
12	13.4	3,520	2,700	37	23.45	1,005,000	326,000
13	23.04	600	2,700	38	27.3	20,800	45,000
14	18.71	104,593	79,400	39	27.42	28,400	15,000
15	19.68	9,410	15,369	40	27.42	236,900	150,000
16	19.7	75,620	87,000	41	26.8	25,700	30,000
17	19.67	231,600	180,000	42	16.66	485,400	70,000
18	21.98	30,561	20,900	43	20.17	26,000	6,000
19	19.17	9,490	8,000	44	21.2	660,450	50,000
20	10.12	472,872	269,500	45	18.75	18,520	30,000
21	11.92	8,000	7,000	46	21.47	20,900	30,000
22	17.86	493,923	256,000	47	21.43	116,700	15,000
23	19.22	5,700	19,428	48	21.89	31,400	68,000
24	31.65	50,400	200,000	49	22.25	6,500	100,000
25	18.82	1,120	19,428	50	22.74	5,600	20,000
Mean	22.08	263,785.70	97905.920	Max	111	3,884,000	604,606
COV	0.28	2.37	1.37	Min	15	600	2,600
9 Sets of data for validation
51	10.47	112,200	49,140	56	22.76	2,080	3,500
52	18.26	199,100	46,800	57	26.88	94,390	120,000
53	16.23	7,320	9,000	58	19.84	96,600	9,000
54	18.69	11,410	40,000	59	14.44	21,700	10,000
55	23.06	7,960	9,000	—	—	—	—