Author

Fabrice Lamarche

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#natural language process... Preprint Oct 2026

UMCR: Universal Medical Concept Recognition through Guideline Integration and Agentic Linking

Medical Concept Recognition is the task of extracting and grounding spans in medical text to entries in a standard ontology. Current methods are generally developed towards a single ontology and source text type (clinical notes, drug labels, etc.) The central challenge is therefore to build methods that adapt to any ta...

Fabrice Lamarche, Amal Zouaq · 0 citations

#artificial intelligence Review Apr 2025

MedHal: a Synthetic Dataset for Medical Hallucination Detection

A large-scale dataset specifically designed to assess capabilities and train models on the task of hallucination detection in medical texts, MedHal is presented, which enables more efficient evaluation and training of medical text generation systems while reducing reliance on costly expert review.

Fabrice Lamarche, Gaya Mehenni, Neshat Elhami Fard et al. · 4 citations