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Table 1 The numerical indexes used in the evaluation of segmentation performance

From: Radiofrequency ablation of liver tumors: quantitative assessment of tumor coverage through CT image processing

Segmentation validation indexes [%]
Percentage Match TP TP + FN . 100
Positive Predictivity TP TP + FP . 100
Specificity TN TP + FP . 100
Negative Predictivity TN TN + FN . 100