collaborators

4 papers

cs.CL2025

Triadic Fusion of Cognitive, Functional, and Causal Dimensions for Explainable LLMs: The TAXAL Framework

David Herrera-Poyatos, Carlos Peláez-González, Cristina Zuheros +3

Large Language Models (LLMs) are increasingly being deployed in high-risk domains where opacity, bias, and instability undermine trust and accountability. Traditional explainabilit…

cs.CL2025

A Domain-Based Taxonomy of Jailbreak Vulnerabilities in Large Language Models

Carlos Peláez-González, Andrés Herrera-Poyatos, Cristina Zuheros +3

The study of large language models (LLMs) is a key area in open-world machine learning. Although LLMs demonstrate remarkable natural language processing capabilities, they also fac…

cs.CL2025

An overview of model uncertainty and variability in LLM-based sentiment analysis. Challenges, mitigation strategies and the role of explainability

David Herrera-Poyatos, Carlos Peláez-González, Cristina Zuheros +4

Large Language Models (LLMs) have significantly advanced sentiment analysis, yet their inherent uncertainty and variability pose critical challenges to achieving reliable and consi…

cs.CR2025

The H-Elena Trojan Virus to Infect Model Weights: A Wake-Up Call on the Security Risks of Malicious Fine-Tuning

Virilo Tejedor, Cristina Zuheros, Carlos Peláez-González +3

Large Language Models (LLMs) offer powerful capabilities in text generation and are increasingly adopted across a wide range of domains. However, their open accessibility and fine-…