A Hybrid Retrieval System for Adverse Event Concept Normalization Integrating Contextual Scoring, Lexical Augmentation, and Semantic Fine-Tuning
A hybrid retrieval architecture combining domain-specific phrase normalization, syn-onym augmentation, and explicit mappings for key symptoms, thereby improving coverage of lexical variants in user-generated medical texts, to MedDRA concepts.
Saipriya Dipika Vaidyanathan
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