Table 1 Results from WSD system. Results from WSD system applied to various sections of the NLM-WSD data set using a variety of features and machine learning algorithms. The best results obtained by our system are highlighted in bold font. Results from baseline and previously published approaches are included for comparison.
From: Disambiguation of biomedical text using diverse sources of information
| Â | Features | ||||||
|---|---|---|---|---|---|---|---|
Data sets | Linguistic | CUI | MeSH | CUI+MeSH | Linguistic+MeSH | Linguistic+CUI | Linguistic+MeSH+CUI |
| Â | Vector space model | ||||||
All words | 87.0 | 85.8 | 81.9 | 86.9 | 87.9 | 87.3 | 87.5 |
Joshi subset | 82.1 | 79.6 | 76.6 | 81.4 | 83.3 | 82.4 | 82.8 |
Leroy subset | 77.5 | 74.4 | 70.4 | 75.8 | 79.7 | 78.7 | 78.9 |
Liu subset | 84.0 | 81.3 | 78.3 | 83.4 | 84.8 | 83.9 | 84.2 |
Common subset | 79.1 | 75.1 | 70.4 | 76.9 | 81.1 | 80.0 | 79.7 |
| Â | Naive Bayes | ||||||
All words | 86.4 | 81.2 | 85.7 | 81.1 | 86.4 | 81.7 | 81.8 |
Joshi subset | 80.9 | 73.4 | 80.1 | 73.7 | 81.1 | 74.1 | 74.5 |
Leroy subset | 76.9 | 66.1 | 74.6 | 65.9 | 77.5 | 66.5 | 67.2 |
Liu subset | 82.1 | 75.4 | 81.7 | 75.3 | 82.7 | 76.3 | 76.6 |
Common subset | 77.2 | 66.1 | 74.7 | 65.8 | 79.0 | 66.7 | 67.4 |
| Â | Support Vector Machine | ||||||
All words | 85.9 | 83.5 | 85.3 | 84.5 | 86.2 | 85.3 | 86.0 |
Joshi subset | 80.1 | 76.4 | 79.5 | 78.0 | 80.9 | 79.1 | 80.3 |
Leroy subset | 75.5 | 69.7 | 72.6 | 72.0 | 77.1 | 74.5 | 76.3 |
Liu subset | 81.7 | 78.2 | 81.0 | 80.0 | 82.3 | 80.6 | 81.7 |
Common subset | 76.3 | 69.8 | 71.6 | 73.0 | 78.1 | 75.1 | 76.9 |
| Â | Â | Previous Approaches | |||||
| Â | Â | Per-term | Global | ||||
| Â | MFS baseline | Liu et al. (2004) | Joshi et al. (2005) | Leroy and Rindflesch (2005) | Joshi et al. (2005) | McInnes et. al. (2007) | |
All words | 78.0 | - | - | - | 86.2 | 85.3 | |
Joshi subset | 66.9 | - | 82.5 | - | 80.9 | 80.0 | |
Leroy subset | 55.3 | - | 77.4 | 65.5 | 75.7 | 74.5 | |
Liu subset | 69.9 | 78.0 | 84.9 | - | 83.3 | 81.9 | |
Common subset | 54.9 | - | 79.8 | 68.8 | 78.1 | 75.6 | |