<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The purpose of this paper is proposing, analyzing and assessing two new algorithms of the EDAS method for group multi-criteria decision making with fuzzy sets. In the first proposed EDAS extension for distance measure between two interval Type-2 fuzzy numbers is applied Graded Mean Integration Representation (GMIR). The second algorithm takes into account the proximity between the fuzzy alternatives and its similarity measure is Map Distance Operator (MDO). The two new algorithms are verified by a numerical example. Comparative analysis of obtained rankings demonstrates that GMIR extension is more reliable as an interval Type-2 fuzzy alternative to Evaluation based on Distance from Average Solution (EDAS). In case that time is of the essence, the MDO EDAS could be preferred.</p></abstract>

The purpose of this paper is proposing, analyzing and assessing two new algorithms of the EDAS method for group multi-criteria decision making with fuzzy sets. In the first proposed EDAS extension for distance measure between two interval Type-2 fuzzy numbers is applied Graded Mean Integration Representation (GMIR). The second algorithm takes into account the proximity between the fuzzy alternatives and its similarity measure is Map Distance Operator (MDO). The two new algorithms are verified by a numerical example. Comparative analysis of obtained rankings demonstrates that GMIR extension is more reliable as an interval Type-2 fuzzy alternative to Evaluation based on Distance from Average Solution (EDAS). In case that time is of the essence, the MDO EDAS could be preferred.

Group Decision Analysis Algorithms with EDAS for Interval Fuzzy Sets

Cybernetics and Information Technologies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Group Decision Analysis Algorithms with EDAS for Interval Fuzzy Sets"}

The purpose of this paper is proposing, analyzing and assessing two new algorithms of the EDAS method for group multi-criteria decision making with fuzzy sets....

Group Decision Analysis Algorithms with EDAS for Interval Fuzzy Sets

Published Online: Jun 30, 2018

Page range: 51 - 64

Received: Mar 22, 2018

Accepted: Apr 05, 2018

DOI: https://doi.org/10.2478/cait-2018-0027

Keywords
Multi-criteria group decision making, fuzzy decision making, Interval Type-2 fuzzy sets, EDAS

© 2018 Galina Ilieva, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Group Decision Analysis Algorithms with EDAS for Interval Fuzzy Sets

Published Online: Jun 30, 2018

Page range: 51 - 64

Received: Mar 22, 2018

Accepted: Apr 05, 2018

DOI: https://doi.org/10.2478/cait-2018-0027

KeywordsMulti-criteria group decision making, fuzzy decision making, Interval Type-2 fuzzy sets, EDAS

© 2018 Galina Ilieva, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Multi-criteria group decision making, fuzzy decision making, Interval Type-2 fuzzy sets, EDAS