Listar MA - Artículos por autor "López-Rodríguez, Domingo"

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Fuzzy algebras of concepts

Ojeda Hernández, Manuel; López-Rodríguez, Domingo; Cordero-Ortega, Pablo (MDPI, 2023-03-26)

Preconcepts are basic units of knowledge that form the basis of formal concepts in formal concept analysis (FCA). This paper investigates the relations among different kinds of preconcepts, such as protoconcepts, meet and ...
Lexicon-based sentiment analysis in texts using Formal Concept Analysis

Ojeda Hernández, Manuel; López-Rodríguez, Domingo; Mora, Angel (Elsevier, 2023)

In this paper, we present a novel approach for sentiment analysis that uses Formal Concept Analysis (FCA) to create dictionaries for classification. Unlike other methods that rely on pre-defined lexicons, our approach ...