Advised by Prof. Tianyu Liu at Tsinghua University, I co-designed rewards for partial diagnostic matches using disease-ontology distance, biomedical similarity, and phenotype–disease links. With SFT and retrieval, the 27B model’s diagnosis Hit@10 increased from 28.53% to 40.76%.
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RareDx
Controlled knowledge integration and graph-grounded policy optimization for rare-disease diagnosis
- 40.76%
- 27B diagnosis Hit@10 with SFT and retrieval