Houjun Liu

Medical Knowledge Extraction

SnowMed CT: large medical ontology

  1. created pairwise distance matrix on SnowMed CT
  2. created weighted graphs using the SnowMed information
  3. Node2Vec! Suddenly you have an embedding for each disease.

Two Tasks:

Patient Disease Embeddings

Using the node2vec with snowmed

Similar Patient Retrial

Reveal hidden co-morbidities via Jaccard Coefficient