A three-phase method for spherical fuzzy environment and application to community epidemic prevention management

Expert Systems with Applications(2023)

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摘要
•A normalized projection measure is proposed in spherical fuzzy sets.•A modified entropy measure is defined in spherical fuzzy sets.•A nonlinear programming model is constructed to obtain attribute weights.•An extended VIKOR method is proposed to obtain the ranking of alternatives.
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关键词
Spherical fuzzy sets,Multi-attribute group decision making,VIKOR method,Normalized projection,Community-based epidemic prevention and control assessment method
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