Automatic Segmentation of Anatomical Structures from CT Scans of Thorax for RTP

Table 1

Comparison of VOR (%) for the 10 CT scans from the LIDC.

OARs	Method
	Our method	de Nunzio et al. [7]	Yim and Hong [10]	Wang et al. [11]	Banik et al. [27]
Left lung	99.14 ± 0.33	99.12 ± 0.38	—	—	—
Right lung	99.07 ± 0.30	99.03 ± 0.42	—	—	—
Lungs (together)	99.11 ± 0.26	—	99.15 ± 0.30	98.90 ± 0.30	—
Trachea/main bronchi	96.91 ± 1.47	97.06 ± 1.30	97.68 ± 1.42	95.61 ± 1.65	—
Spinal canal	97.19 ± 2.72	—	—	—	97.11 ± 2.35