Reliability Analysis on Structures Based on a Modified Iterative Response Surface Method

Table 4

Successive results of example 2 with different methods.

items	(NDIRSM)	(classical RSM)
		First iteration	2.3068	Not convergent	2.6436	3.0522	3.1888
Final result	2.3309	2.3527	2.3332		2.3309
Number of sample points	21	83	29		23
Number of iteration	3	14	5		4
	0.5860	0.2898	0.5080		0.5937
	-2.2560	-2.3348	-2.2773		-2.2540