3 papers
math.GM2026
On the simplicial structure of uncertain information
Juan Martínez-Moreno, Diego García-Zamora
The mathematical representation of uncertainty has led to a proliferation of preference structures, such as interval-valued fuzzy sets, intuitionistic fuzzy sets, and various granu…
math.GM2026
A hybrid approach for building fuzzy numbers based on data and expert knowledge
Diego García-Zamora, José Rui Figueira, Miguel Couceiro
This paper presents a hybrid socio-technical methodology for constructing fuzzy numbers from numerical data while incorporating expert knowledge through an interactive Deck of Card…
math.GM2025
Least Absolute Deviation Utility for Trapezoidal Fuzzy Preference Relations
Lei He, Diego García-Zamora, Yuming Zhu +1
Preference relations (PRs) are widely used to model expert judgments because they allow for eliciting the decision-makers' opinions from pairwise comparisons. Traditionally, PRs ha…