This is a Plain English Papers summary of a research paper called Knowledge Graphs Help AI Make More Accurate Medical Diagnoses with 61% Success Rate. If you like these kinds of analysis, you should join AImodels.fyi or follow us on Twitter.
Overview
- MedReason uses knowledge graphs to improve medical reasoning in large language models (LLMs)
- Creates medical diagnosis chain-of-thought dataset with 3,000+ examples
- Proposes a novel Path-Constrained Reasoning method for accurate diagnosis
- Achieves 61% accuracy on medical diagnosis, outperforming alternatives
- Reduces hallucination by grounding reasoning in medical knowledge graphs
- Demonstrates improved performance on multiple medical benchmarks
Plain English Explanation
When doctors diagnose patients, they follow a logical path based on medical knowledge - connecting symptoms to possible conditions through well-established medical relationships. But large language models (LLMs) like ChatGPT often struggle with this type of reasoning, making up...