Texture analysis of iodine maps and conventional images for k-nearest neighbor classification of benign and metastatic lung nodules

Table 5 Results after application of the classifier to the test cohort showing lung nodule classification based on different combinations of CI- and iodine-derived texture features

	Accuracy	F1/Dice	Sensitivity	Specificity
4 best CI-derived features	0.84	0.89	0.89	0.69
4 best CI-derived features + Entropy_IM	0.86	0.91	0.91	0.71
All CI-derived features	0.87	0.91	0.92	0.71
All iodine-derived features	0.74	0.84	0.90	0.24
All CI-derived features + Entropy_IM	0.87	0.92	0.93	0.67
All features	0.84	0.90	0.93	0.52

ISSN: 1470-7330