Skip to main content

Table 8 Performance of the hierarchical SVM classifiers at Levels 2 and 3.

From: Cost sensitive hierarchical document classification to triage PubMed abstracts for manual curation

Level 1 Assigned by expert Level 2: Correct predictions Level 2: Correct predictions (%) Level 3: Correct predictions Level 3: Correct predictions (%)
Allergy 12 11 91.7% 9 75.0%
Autoimmunity 59 58 98.3% 48 81.4%
Infectious Disease 104 98 94.2% 91 87.5%
Transplantation 9 n/a n/a 8 88.9%
Subtotal 184 167 95.4% 156 84.8%
Cancer 45 n/a n/a 32 71.1%
HIV 35 n/a n/a n/a n/a
Other 23 19 82.6% 19 82.6%
Subtotal 103 19 82.6% 51 75.0%
Total 287 186 93.9% 207 82.1%
  1. Transplantation and Cancer do not receive Level 2 category assignments. HIV does not receive Level 2 or 3 category assignments.