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

Table 9

Average processing time (minutes) of the methods for a 512 × 512 × 100 CT scan.

OARs	Method
	Our method	de Nunzio et al. [7]	Yim and Hong [10]	Wang et al. [11]	Banik et al. [27]
Lungs	3.8	5.0	6.3	8.9	—
Trachea/main bronchi	1.5	1.8	1.6	1.5	—
Spinal canal	4.4	—	—	—	9.3