Research Article
Surrogate-Assisted Multiobjective Evolutionary Algorithms for Structural Shape and Sizing Optimisation
Table 2
Comparison of normalised average hypervolume.
| | | SPEA-O | SPEA-Q | SPEA-R | SPEA-N | SPEA-K |
| | F1 | 0.429 | 0.704 | 1.000 | 0.000 | 0.523 | | F2 | 0.000 | 1.000 | 0.052 | 0.917 | 0.692 | | F3 | 0.577 | 0.995 | 0.745 | 0.000 | 1.000 | | F4 | 0.457 | 0.916 | 1.000 | 0.000 | 0.497 | | F5 | 0.000 | 0.976 | 0.640 | 0.161 | 1.000 | | F6 | 0.000 | 0.673 | 0.243 | 0.007 | 1.000 | | 1.463 | 5.264 | 3.679 | 1.084 | 4.713 | | F7 | 0.811 | 1.000 | 0.724 | N/A | 0.000 | | F8 | 0.337 | 1.000 | 0.453 | N/A | 0.000 | | 1.148 | 2.000 | 1.177 | N/A | 0.000 |
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