Research Article
Retrofitting Transportation Network Using a Fuzzy Random Multiobjective Bilevel Model to Hedge against Seismic Risk
| if the archive is not full | | add to the archive | | if ( is in a less crowded region of the archive than ) | | accept as the new current solution | | else | | maintain as the current solution | | else if ( is in a less crowded region of the archive than any other member on the archive) | | add to the archive, and remove a member of the archive from the most crowded region | | if ( is in a less crowded region of the archive than ) | | accept as the new current solution | | else | | maintain as the current solution | | else | | don’t add to the archive |
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