Identification of Hydraulic Conductivity in Aquifer for Coupled FEM and Adaptive Genetic Algorithm

Table 2

Error of the hydraulic heads of the measuring and computation.

Borehole number	Measuring level (m)	Computation level (m)	Absolute error (m)	Relative error (%)
ZK225	1812.20	1812.40	0.25	0.10
ZK226	1812.20	1812.60	0.40	0.20
ZK227	1812.20	1812.00	−0.20	0.10
ZK228	1812.20	1812.70	0.50	0.27
ZK214	1812.30	1813.10	0.80	0.20
ZK237()	1813.00	1812.50	−0.50	0.27
ZK237()	1813.00	1812.40	−0.60	0.32
ZK205	1814.00	1812.60	−1.40	0.76
ZK216()	1814.39	1812.80	−1.59	0.86
ZK201	1815.11	1820.40	5.29	2.86
ZK273	1819.00	1822.80	3.80	2.05
ZK234	1821.00	1824.40	3.40	1.84
ZK213	1822.00	1831.80	9.80	5.30
ZK221	1825.04	1829.90	4.86	2.63
ZK207	1830.00	1829.70	−0.30	0.16
ZK239()	1834.00	1836.70	2.70	1.46
ZK216()	1834.55	1841.50	6.95	3.76
ZK239()	1834.58	1835.80	1.22	0.66
ZK218	1837.97	1837.20	−0.77	0.42
ZK204	1851.00	1855.60	4.60	2.49
ZK250	1884.63	1889.40	4.77	2.58
ZK206	1887.00	1884.00	−3.00	1.62