In the consensus reaching processes developed in group decision making problems we
need to measure the closeness among experts' opinions in order to obtain a consensus …

In group decision making problems, it is almost impossible to have a homogeneous group of
decision makers whose experiences, attitudes, knowledge are the same or similar …

Industry 5.0 has introduced a novel interpretation of sustainable supply chains (SSCs) that
emphasizes the importance of building a transparent and trustworthy network that can be …

The 2-tuple linguistic Fermatean fuzzy set is an effective tool that combines the advantages
of the reliable 2-tuple linguistic model with Fermatean fuzzy set. We aim to develop novel …

In social network group decision making (SNGDM), the consensus reaching process (CRP)
is used to help decision makers with social relationships reach consensus. Many CRP …

The last decade witnessed tremendous developments in social media and e-democracy
technologies. A fundamental aspect in these paradigms is that the number of decision …

A useful expansion of the intuitionistic fuzzy set (IFS) for dealing with ambiguities in
information is the Pythagorean fuzzy set (PFS), which is one of the most frequently used …

Fuzzy decision-making consists in making decisions under complex and uncertain
environments where the information can be assessed with fuzzy sets and systems. The aim …

As a river of great strategic significance in China, the ecological governance of the Yellow
River is an important issue. As a multi-attribute decision-making (MADM) problem …

A Historical Account of Types of Fuzzy Sets and Their Relationships Page 1 IEEE
TRANSACTIONS ON FUZZY SYSTEMS, VOL. 24, NO. 1, FEBRUARY 2016 179 A Historical …