Contour Propagation Using Feature-Based Deformable Registration for Lung Cancer

Table 1

JS comparison of five lung cancer patients by using the proposed method and the flood fill algorithm.

Patient	Target	The JS		Percentage; gains
		Proposed method	Flood fill method
Patient 1	Lung	0.9458	0.8540	9.71%
	Spinal cord	0.8520	0.7018	17.63%
	Tumor	0.9447	0.9334	1.20%
Patient 2	Lung	0.9544	0.8658	9.28%
	Spinal cord	0.8402	0.6875	18.17%
	Tumor	0.8589	0.7569	11.88%
Patient 3	Lung	0.9541	0.8320	12.80%
	Spinal cord	0.8654	0.7468	13.70%
	Tumor	0.9014	0.8654	3.99%
Patient 4	Lung	0.9440	0.8214	12.99%
	Spinal cord	0.8598	0.7025	18.29%
	Tumor	0.8958	0.6475	27.72%
Patient 5	Lung	0.9486	0.8258	12.95%
	Spinal cord	0.8475	0.6732	20.57%
	Tumor	0.8858	0.7854	11.33%