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Experimental performance of nDCG for candidate psychiatric symptoms ranking by using sentence and phrase embeddings based sematic similarity. The employed corpora - psychiatric notes, psychiatric forum postings, and MIMICII - for embedding generation are integrated incrementally.
| Method | nDCG | |
|---|---|---|
| Baseline | Random | 0.696 |
| Dictionary | 0.734 | |
| TF-IDF | 0.745 | |
| Sentence embeddings model | notes | 0.741 |
| +forum | 0.784 | |
| +mimic | 0.768 | |
| Phrase embeddings model | notes | 0.734 |
| +forum | 0.736 | |
| +mimic | 0.728 | |
