. Author manuscript; available in PMC: 2020 Apr 1.

Published in final edited form as: Stat Methods Med Res. 2017 Dec 22;28(4):1003–1018. doi: 10.1177/0962280217741334

Table 1.

Summary of quantitative image analysis methods and operators in the QIN PET segmentation challenge.

Method	Description	Operator
1	Manual segmentation	Radiation oncologists
2	Active contour segmentation^a	PhD research scientist
3	Graph-based optimization^a	Radiation oncologist
4	Mirada Medical RTx^b	Imaging physicist
5	VCAR and PMOD^b	Medical physics postdoc
6	MIM^b	Imaging physicist
7	PMOD^b	Image analyst
8	3D level-set segmentation^a	Medical image analysis graduate student

In-house algorithm.

Commercial software.