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Table 4 The AUC values of the ROC curves of pink colour detection in PSR stained images and brown colour detection in DAB stained elastin images, when false positive ratio equals 10 %

From: Statistical colour models: an automated digital image analysis method for quantification of histological biomarkers

  PSR
ST model (%) CD best vector (%)
TPR 98.9 100
FPR 0.6 9.1
AUC 97.7 99.0
  DAB–elastin
Model (ST trans) (%) Model (ST elastin) (%) Model (CD builtin) (%) Model (CD best vector) (%)
TPR 99.9 98.5 100 99.2
FPR 1.4 0.8 9.3 8.8
AUC 95.1 96.0 93.9 92.6
  1. STtrans a model of 12 models which achieved the best performance; STelastin model constructed from 10 DAB stained elastin training samples; CDbuiltin colour deconvolution; CD best vector a vector of 5 vectors which achieved the best performance; TPR true positive ratio; FPR false positive ratio