A Novel Neutrosophic Method for Automatic Seed Point Selection in Thyroid Nodule Images

Table 5

Performance measures of segmentation method with and without speckle noise reduction.

Scheme Name	HD (Pixels)	TP (%)	FP (%)	SI (%)	Dice coefficient	Density	area	density k	area k
Without speckle reduction	0.51 ± 0.10	94.19 ± 5.25	5.80 ± 2.56	83.35 ± 1.71	87.92 ± 10.30	0.88 ± 0.10	5923 ± 1850	0.77 ± 0.25	6349 ± 1409
SSHOS	0.42 ± 0.24	96.44 ± 3.01	3.55 ± 1.45	80.57 ± 1.06	92.24 ± 6.47	0.60 ± 0.17	3123 ± 950	0.60 ± 0.19	3627 ± 1313