Table 1.

Comparison of spatial resolution and segmentation time between the traditional GrowCut and our improved algorithm.

Data	Model	Spatial resolution	Time/s
Slice 1	GrowCut	128 × 128	12.94
	Improved GrowCut	70 × 58	0.78
Slice 2	GrowCut	128 × 128	13.23
	Improved GrowCut	34 × 62	0.46
Slice 3	GrowCut	128 × 128	11.88
	Improved GrowCut	63 × 51	0.71