Abby 2.0 Phase 3: The Knowledge Graph — She Understands Concept Relationships
· 4 min read
Abby now understands that metformin is a drug used for Type 2 diabetes mellitus, which is a subtype of diabetes mellitus. She traverses OMOP concept hierarchies, finds siblings and related concepts, and warns researchers when they're building on sparse data. Phase 3 turns keyword matching into relational understanding.