基于自适应采样的复杂模型全局近似

殷小亮,钱承

Global approximation of complex model based on adaptive sampling

Xiao-liang YIN,Cheng QIAN

表 3 在不同精度情况下3种方法构造函数近似模型的效率对比

Tab.3 Efficiency comparison of three methods for constructing function approximation models under different accuracies

R1 T1 R2 T2 R3 T3 R4 T4 LHCS ASRS ASCGA LHCS ASRS ASCGA LHCS ASRS ASCGA LHCS ASRS ASCGA 20 48 42 44 0.10 61 28 25 6 <10 89 109 1.5 43 68 55 15 51 49 47 0.05 117 41 43 5 <10 110 138 1.0 137 失败 144 10 144 55 51 0.03 138 88 68 4 <10 151 161 0.8 362 失效 314 5 182 86 90 0.02 166 103 106 3 166 256 244 0.5 826 失效 739 2 325 131 118 — — — — 2 452 488 441 — — — —