Inversion Analysis of Seepage Parameters Based on Improved Shuffled Frog Leaping Algorithm

Table 2

The results of the inverse analysis of the sand sink experiment.

Inverse analysis times	Dam/10^−4 m/s	Drainage layer/10^−3 m/s	Objective function/10^−4	Running time (s)
1	2.20	3.63	71	860
2	2.21	3.50	0	508
3	2.21	3.48	6	267
4	2.21	3.50	0	265
5	2.21	3.50	0	426
6	2.21	3.51	4	259
7	2.21	3.52	7	405
8	2.21	3.49	3	186
9	2.20	3.63	71	641
10	2.22	3.52	26	651
Average	2.21	3.53	19	446.8