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Table 3 Classification frequencies by model and confusion matrix

From: Data mining polycystic ovary morphology in electronic medical record ultrasound reports

Rules-based classifier
  PCOM-absentUnidentifiablePCOM-present 
Gradient boosted treesPCOM-absent17,3715744.5% (17,383)
 Unidentifiable012,31111131.8% (12,422)
 PCOM-present3175911023.8% (9288)
  44.4% (17,374)32.0% (12,491)23.6% (9228)Kappa: 0.9881
  1. PCOM Polycystic ovary morphology
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