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Table 1 Relaxometry and leave-one-out cross-validation results from the SVM automatic lesion classifier vs. histology in autopsied human aortas

From: High-resolution and accelerated multi-parametric mapping with automated characterization of vessel disease using intravascular MRI

 

Smooth muscle

Early disease

Advanced disease

T1 (ms)

841 ± 155

561 ± 104

422 ± 86

T2 (ms)

75 ± 25

53 ± 23

51 ± 16

PD (vs. water)

0.68 ± 0.16

0.63 ± 0.17

0.54 ± 0.2

Histology classification:

116

66

66

Correctly classified by SVM:

96

43

55

Misclassified by SVM:

20

23

11