Przedziałowa metoda TOPSIS dla grupowego podejmowania decyzji
The interval TOPSIS method for group decision making

Summary/Abstract: Goal – The purpose of the paper is to present a new approach to the ranking of alternatives withinterval data for group decision making using the TOPSIS method.Research methodology – In the proposed approach, all individual assessments of decision makersare taken into account in determining the final assessments of alternatives and their ranking.The key stage of the proposed approach is the transformation of the decision matrices provided by thedecision makers into a matrices of alternatives.Score – A new approach for group decision making using the TOPSIS method.Originality/value – The proposed approach is innovative and easy to use.

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