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Table 1 Machine learning per-segment similarity coefficient and segmentation performance results

From: Automatic lesion detection and segmentation in 18F-flutemetamol positron emission tomography images using deep learning

Segment

Frontal lobe

PCC and Precuneus

Lateral temporal lobe

Parietal lobe

Striatum

Mean IOU

0.804

0.726

0.892

0.759

0.752

Accuracy (%)

90.3

92.0

97.6

97.3

96.7

Specificity (%)

81.4

88.0

96.0

100.0

100.0

Sensitivity (%)

100.0

100.0

100.0

100.0

94.1

Precision (%)

85.9

90.8

95.2

100.0

100.0

F1-score (%)

91.6

93.2

97.5

95.9

94.0

  1. IoU intersection over union, PCC posterior cingulate cortex