| Vol-4119 urn:nbn:de:0074-4119-x Copyright © 2025 for the individual papers by the papers' authors. Copyright © 2025 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# SEPLN-PD 2025
Projects and System Demonstrations of SEPLN 2025

### Proceedings of the Projects and System Demonstration session of the 41th Annual International Conference of the Spanish Association for Natural Language Processing 2025 (SEPLN-PD 2025)

### Zaragoza, Spain, September 23-26, 2025.

Edited by

### Rosa M. Montañés Salas *
María del Carmen Rodríguez Hernández *
Rafael del Hoyo Alonso *
Paula Peña Larena *

* Aragon Institute of Technology (ITA), Big Data & Cognitive Systems Group, Zaragoza, Spain

## Table of Contents

- Preface
  Summary: A total of 20 papers were selected for presentation in this workshop. Among them, 12 were accepted as research project papers, and 8 as system demonstration papers. All contributions underwent a thorough peer-review process and were subsequently revised in accordance with the reviewers’ recommendations.

### Projects

- Corpus Resulting From the DEFALAC Project on Fallacies Detection 1–7
  Fermín Cruz, José A. Troyano, Fernando Enríquez, F. Javier Ortega
- EDHER-MED: Early Detection of Health Risks by Textual Analysis of Medical Documents 8–14
  Juan Martinez-Romo, Lourdes Araujo, Arantza Casillas Rubio, Aitziber Atutxa
- EATITALL: An Artificial Intelligence Platform for Designing and Developing New Healthy Products in the Agri-Food Sector 15–22
  Yoan Gutiérrez, Rafael Muñoz, Andrés Montoyo, Miquel Canal-Esteve, Mar Bonora, Kamila Cheikh-Moussa
- Emotion Classification Using Large Language Models: A Comparison of Fine-Tuning and Prompting 23–31
  Ainhoa Guerrero-San Martín, Wenceslao González-Viñas, César de Pablo-Sánchez
- LSEAvatar: An Avatar for Spanish Sign Language 32–40
  María Pilar Agustín-Llach, Vanessa Alvear, César Domínguez, Manuel García-Domínguez, Jónathan Heras, Félix Lanas, Gadea Mata, Pablo Munarriz-Senosiain, Pablo Ochoa, Mirari San Martín
- EAM: Emotional Avatar Generation for the Metaverse 41–50
  Ander González-Docasal, Juan Camilo Vásquez-Correa, Aitor Álvarez, Aritz Lasarguren, Jone López, Egoitz Rodríguez
- FairTransNLP: Fairness and Transparency for Equitable NLP Applications in Social Media 51–57
  Paolo Rosso, Mariona Taulé, Mireia Farrús, Laura Plaza, Jorge Carrillo-de-Albornoz
- MEPI. Deep Learning-based System for Maintenance Event Prediction in Industry 4.0 58–64
  José Ángel Noguera-Arnaldos, Juan Antonio Sánchez-Gil, Tomás Bernal-Beltrán, Ronghao Pan, José Antonio García-Díaz, Rafael Valencia-García
- ADAPT-IA: Towards an Adaptive AI in Language Technologies applied to RIS3 Industrial sectors 65–73
  Aitor Álvarez, Arantza del Pozo, Montse Cuadros, Thierry Etchegoyhen, Juan Camilo Vásquez-Correa, Ander González-Docasal, Santiago Andrés Moreno-Acevedo, Harritxu Gete, Victor Ruiz, Aingeru Bellido, Alexander Platas, Maia Agirre, Ariane Méndez, Javier Mikel Olaso, Antonio Aparicio, Asier López, M. Inés Torres, Begoña Arrate, Joxean Zapirain, Oscar Montserrat, José María Echevarría, José Ignacio Hormaetxe, Pedro Fortea, Sofia Olaso, Jon Nuñez
- LUMINOUS: Integration of Language Models in Extended Reality 74–81
  Ander Salaberria, Jeremy Barnes, Montse Cuadros, Arantza del Pozo, Oier Lopez de Lacalle
- LINGUATEC-IA: Research and development of Artificial Intelligence for the low-resourced languages of the Pyrenees 82–90
  Itziar Aldabe, Itziar Aduriz, Xabier Arregi, Aitzol Astigarraga, Myriam Bras, Pauline Charrier, Itziar Cortes, Urtzi Etxeberria, Igor Leturia, Matthieu Martel, Miguel Angel Pelles, Aure Séguier, Jordi Suïls
- RetaiLLM: A Multilingual, Optimised LLM-based Chatbot System for Retail Management 91–97
  Pedro José Vivancos-Vicente, Juan Salvador Castejón-Garrido, Camilo Caparrós-Laiz, Ronghao Pan, José Antonio García-Díaz, Rafael Valencia-García

### System Demonstrations

- DefRAG:Web Platform for the Extraction of Definitions from Scientific Articles with Generative Artificial Intelligence 98–107
  Sara Dueñas-Romero, L. Alfonso Ureña-López, Eugenio Martínez-Cámara
- Leveraging Open Source LLMs for Clinical Coding in Spanish: They Are Here to Stay 108–117
  Rosa M. Montañés-Salas, Natalia Sisamón Dolader, Paula Peña-Larena, Rafael del-Hoyo-Alonso
- Behavioural Study of an Intelligent Agent Guided by Local LLM Models in a Doctor-Patient Scenario 118–126
  Jorge Borque-Benedí, Carlos Tellería, Paula Peña-Larena, Rafael del-Hoyo-Alonso
- GovAIEasy: Simplifying Spanish Government Texts for Public Institutions with GPT-4o, AI-Driven Zero-Shot Learning, and Transformer Models 127–135
  Jenny Ortiz-Zambrano, César Espin-Riofrio, Arturo Montejo-Ráez
- Reliability and Toxicity Detection Tool in Digital Media 136–145
  Robiert Sepúlveda-Torres, Alba Bonet-Jover, Sergio Espinosa-Zaragoza, Kateryna Mamchur, Isabel Cabrera-de-Castro, Alba M. Mármol-Romero, Estela Saquete, Patricio Martínez-Barco, María-Teresa Martín-Valdivia, L. Alfonso Ureña
- Product Review Simulation using a Multi-Agent System 146–157
  Fabián Suárez Maroto, Jaime Collado-Montañez, Arturo Montejo-Ráez
- AgenticPersonas: An Interactive Tool for Natural Language Configuration of Persona Generation 158–168
  Ismael Garrido-Muñoz, Fernando Martínez-Santiago, Arturo Montejo-Ráez
- An Early Variant Approach: The Extract, Transform and Execute (ETE) Agent For Research Software Reuse 169–178
  Carlos Utrilla Guerrero

2025-10-22: submitted by Rosa M. Montañés Salas, metadata incl. bibliographic data published under Creative Commons CC0
2025-12-04: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|