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The Disadvantage of Simple Additive Weighting for Decision Making of Urban Planning: Comparative Evaluation of SAW and PROMETHEE Focused on Weight Stability

In-Shik Bong 1

1경기개발연구원

Accredited

ABSTRACT

This study aims to reveal the disadvantage of SAW(simple additive weighting) comparing to PROMETHEE method, which is used frequently for decision making of urban planning, focused on weight stability. For this purpose, two indicators(ratio of ranking variation, weight stability interval), with which the robustness for weight can be measured, are used. The ratio of ranking variation of the SAW is higher than the PROMETHEE for all criteria. In the case of weight stability interval, the PROMETHEE is lager than the SAW. The SAW is more sensitive and vulnerable to the weighting variation that the PROMETHEE. Although the weight cannot be given without the subjective judgement, the principal result clear that the SAW is not advises for significant decision making and that the PROMETHEE should be an alternative method.

Citation status

* References for papers published after 2023 are currently being built.