Zoning Elastic Modulus Inversion for High Arch Dams Based on the PSOGSA-SVM Method

Table 2

Standard deviations of the combined results of E_A and E_D.

ED	EA = EB = EC
	30 GPa	33 GPa	36 GPa	39 GPa	42 GPa	45 GPa	48 GPa
24 GPa	30.59	22.97	16.67	11.43	7.22	4.49	4.46
27 GPa	27.89	20.34	14.11	9.03	5.29	4.13	5.91
30 GPa	25.73	18.24	12.11	7.27	4.38	5.03	7.60
33 GPa	23.96	16.53	10.53	6.05	4.39	6.28	9.16
36 GPa	22.49	15.13	9.29	5.32	4.98	7.52	10.54
39 GPa	21.24	13.97	8.32	5.01	5.77	8.66	11.75