Table 4.

Comparison of segmentation accuracy between the state‐of‐the‐art methods and our method (DSC %)

Organ/Method	Han6	Mannion41	Ibragimov21	Wang11	Tong24	SC‐GAN‐DenseNet (proposed)
Brainstem	82	87 ± 4	Unavailable	90.3 ± 3.8	86.97 ± 2.95	86.72 ± 2.92
Optical chiasm	Unavailable	35 ± 16	37.4 ± 13.4	Unavailable	58.35 ± 10.28a	59.16 ± 9.76
Mandible	89	93 ± 1	89.5 ± 3.6	94.4 ± 1.3	93.67 ± 1.21	93.91 ± 1.32
Left optical nerve	Unavailable	63 ± 5	63.9 ± 6.9	Unavailable	65.31 ± 5.75a	66.38 ± 4.83
Right optical nerve	Unavailable	63 ± 5	64.5 ± 7.5	Unavailable	68.89 ± 4.74a	69.91 ± 4.38
Left parotid	82	84 ± 7	76.6 ± 6.1	82.3 ± 5.2	83.49 ± 2.29a	85.49 ± 1.78
Right parotid	82	84 ± 7	77.9 ± 5.4	82.9 ± 6.1	83.18 ± 1.45a	85.77 ± 2.44
Left submandibular	69	78 ± 8	69.7 ± 13.3	Unavailable	75.48 ± 6.49a	80.65 ± 5.08
Right submandibular	69	78 ± 8	73.0 ± 9.2	Unavailable	81.31 ± 6.45a	81.86 ± 4.96

^aThe statistical significance (P < 0.05). Bold fonts denote the best performers.