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mehtaP dursun et al.
7.4 Fusion of Fuzzy Information
Fusion approach of fuzzy information is proposed by Herrera et al.
(2000) to carry out the aggregation step of a decision process in a
group decision-making problem defined using nonhomogeneous
information.
is approach consists of obtaining a collective performance profile
on the alternatives according to the individual performance profiles. It
is performed in two phases (Herrera et al., 2000):
1. Making the information uniform
2. Aggregating individual preference values
7.4.1 Making the Information Uniform
e nonhomogeneous information will be unified into a specific lin-
guistic domain, ca