Chinese Journal of Ship Research, Volume. 17, Issue 2, 148(2022)
A robust optimization method based on previous optimization knowledge
Figures & Tables(10)
![[in Chinese]](/Images/icon/loading.gif){kind=icon}
Table 1. Parameters of DE-BPOK-RO and DE-RO algorithms
View tableView in ArticleTable 1. Parameters of DE-BPOK-RO and DE-RO algorithms
参数 数值 参数 数值 外层优化个体数 30 交叉因子CR 0.95 内层优化个体数 30 初始近似距离阈值R0 0.01 外层最大进化代数 150 近似点数Ns 5 内层最大进化代数 150 修正率阈值RC0/% 2.5 变异因子F 0.5 $\mu $ 30
Table 2. Statistical results of test function-1
View tableView in ArticleTable 2. Statistical results of test function-1
参数 DE-RO DE-SQP-RO DE-BPOK-RO [x1, x2] [0.194 5,−1.841 3] [0.194 4,−1.841 4] [0.194 4,−1.842 0] $f$ (Best)−5.957 2 −5.955 9 −5.952 9 $f$ (Median)−5.502 4 − −5.741 9 $f$ (Worst)−2.446 5 − −1.878 1 [g1, g2] [−3.314 2,−0.655 9] [−3.315 2,−0.657 3] [−3.317 4,−0.658 2] FE(Best) 10 860 690 1 941 630 259 884 FE(Mean) 10 397 268 − 272 421
Table 3. Statistical results of test function-2
View tableView in ArticleTable 3. Statistical results of test function-2
参数 DE-RO DE-BPOK-RO x1 −1.440 5 −1.424 8 x2 0.336 9 0.340 1 $f$ (best)−1.772 8 −1.768 5 $f$ (median)−1.772 8 −1.732 5 $f$ (worst)2.398 9 2.503 3 g1 −6.087 8 −6.063 8 g2 −1.267 0 −1.269 4 FE(best) 26 389 740 252 218 FE(mean) 26 167 539 227 649
Table 4. Statistical results of engineering example
View tableView in ArticleTable 4. Statistical results of engineering example
参数 DE-RO DE-SQP-RO DE-BPOK-RO x1 0.778 4 0.778 3 0.778 5 x2 0.385 2 0.384 7 0.384 8 x3 40.330 3 40.326 8 40.334 8 x4 199.904 6 199.950 0 199.843 0 $f$ (best)5.888 7e+3 5.886 6e+3 5.887 1e+3 $f$ (median)5.894 0e+3 — 5.891 3e+3 $f$ (worst)5.915 3e+3 — 6.163 3e+3 g1 −7.419 9e-5 0 −9.486 6e-7 g2 4.728 3e-4 0 −3.602 4e-5 g3 −268.684 0 −255.167 1 −278.869 9 g4 −40.095 4 −40.050 0 −40.157 0 FE(best) 10 071 270 6 921 884 569 570 FE(mean) 10 542 942 — 625 832
Tools
Get Citation
Copy Citation Text
Guochen LYU, Yuansheng CHENG, Jiaxiang YI, Jun LIU. A robust optimization method based on previous optimization knowledge[J]. Chinese Journal of Ship Research, 2022, 17(2): 148
Paper Information
Category: Ship Structure and Fittings
Received: Jan. 6, 2021
Accepted: Feb. 28, 2022
Published Online: Mar. 24, 2025
The Author Email:
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20