Fig. 1. Probability distribution corresponding to different fluence levels in nonlinear damage probability curve

Fig. 2. Sensitivity relationship curve between the change of test point and the root mean square error of fitting results under the level of 10 fluences. (a) Curve between the different test points and the root mean square error of fitting results under the level of 10 fluences; (b) corresponding curve to different test points under the first level energy density; (c) corresponding curve to different test points under the second level energy density

Fig. 3. LIDT distribution of average distribution method and sensitive weight distribution method under nonlinear fitting

Table 1. Test point allocation schemes of two methods under the different fluences

Table 2. Results of two methods in five hundred thousand simulations