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Person-Place Relation Extraction in Historical Texts: A Dual Approach with Fine-Tuned NLI Encoders and SLMs at HIPE-2026
Authors: Anderson Morillo, Edwin Puertas, Juan Carlos Martinez-Santos Venue: CLEF 2026 Working Notes, CEUR Workshop Proceedings, Vol. 4283. HIPE-2026, Jena, Germany. Published 4 October 2026.
Read MoreVerbaNexAI at SemEval-2025 Task 3: Fact Retrieval with Google Snippets for LLM Context Filtering to identify Hallucinations
Authors: Anderson Morillo, Edwin Puertas, Juan Carlos Martinez Santos Venue: Proceedings of the 19th International Workshop on Semantic Evaluation (SemEval-2025), Vienna, Austria. Association for Computational Linguistics. Pages 1534–1541.
Read MorePubMed API and LLM-Driven Hybrid Retrieval System for Biomedical Question Answering
Authors: Anderson Morillo, Carlos Agamez, Edwin Puertas, Juan Carlos Martinez-Santos, Jairo Serrano
Read MoreVerbaNexAI Lab at SemEval-2024 Task 1: A Multilayer Artificial Intelligence Model for Semantic Relationship Detection
Authors: Anderson Morillo, Daniel Peña, Juan Carlos Martinez Santos, Edwin Puertas
Read MoreUTB-NLP at SemEval-2023 Task 3: Weirdness, Lexical Features for Detecting Categorical Framings, and Persuasion in Online News
Authors: Juan Cuadrado, Elizabeth Martinez, Anderson Morillo, Daniel Peña, Kevin Sossa, Juan Martinez-Santos, Edwin Puertas
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