Parametric Sensitivity Analysis for Importance Measure on Failure Probability and Its Efficient Kriging Solution

Table 4

The parametric sensitivities of the importance measure in Ishigami function.

Parametric sensitivity of IM	Method
	MC	−7.826e^−3	7.826e^−3	1.513e^−2	−1.513e^−2	1.513e^−2	−1.513e^−2
	ALK	−7.752e^−3	7.752e^−3	1.537e^−2	−1.537e^−2	1.537e^−2	−1.537e^−2
	MC	8.422e^−3	−8.422e^−3	−4.402e^−3	4.402e^−3	8.422e^−3	−8.422e^−3
	ALK	8.418e^−3	−8.418e^−3	−4.398e^−3	4.398e^−3	8.418e^−3	−8.418e^−3
	MC	3.425e^−3	−3.425e^−3	3.425e^−3	−3.425e^−3	−1.896e^−3	1.896e^−3
	ALK	3.479e^−3	−3.479e^−3	3.480e^−3	−3.479e^−3	−1.914e^−3	−1.914e^−3