Comparing Human and Large Language Model Perceptions of Semantic Similarity: Insights from the SimilEx Dataset

This paper investigates how human annotators and Large Language Models (LLMs) assign and justify semantic similarity judgments in a Semantic Textual Similarity (STS) task. To this end, we present a new version of SimilEx, the first Italian dataset containing human similarity judgments and natural la...

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In:URI:https://journals.openedition.org/ijcol,
Main Authors: Alzetta, Chiara, Dell’Orletta, Felice, Fazzone, Chiara, Venturi, Giulia
Format: Article ou chapitre numérique
Language:Anglais
Published: IJCoL 2026
Online Access:Accès Université d'Orléans et IFPM

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