Detection of Pulmonary Nodules in CT Images Based on Fuzzy Integrated Active Contour Model and Hybrid Parametric Mixture Model

Table 5

K-fold CV results using the grid search for optimal parameters of C-SVM classifier.

Parameters	TP	FN	TN	FP	Sensitivity	Specificity	Accuracy	AUC
𝐾=3, 𝐶−=0.5, and 𝛾=1	18	9	85	21	0.667	0.802	0.774	0.7529
𝐾=4, 𝐶−=4, and 𝛾=0.25	13	7	72	8	0.650	0.9	0.85	0.7769
𝐾=5, 𝐶−=4, and 𝛾=2	11	4	52	11	0.733	0.825	0.808	0.7359
𝐾=6, 𝐶−=2, and 𝛾=1	10	3	46	7	0.769	0.868	0.848	0.7688
𝐾=7, 𝐶−=2, and 𝛾=4	7	4	42	3	0.636	0.933	0.875	0.7769
𝐾=8, 𝐶−=2, and 𝛾=8	7	2	36	3	0.778	0.923	0.896	0.8610
𝐾=9, 𝐶−=0.5, and 𝛾=0.125	7	1	32	3	0.875	0.914	0.907	0.9116
𝐾=10, 𝐶−=8, and 𝛾=0.5	7	1	30	1	0.875	0.968	0.949	0.9159