. Author manuscript; available in PMC: 2017 Jun 8.

Published in final edited form as: Comput Vis Image Underst. 2016 Oct 6;155:173–194. doi: 10.1016/j.cviu.2016.10.002

Table 2.

RCs of the original blurred PET images and the recovered images of the proposed method, respectively.

SBR	Volume	20 ml	16 ml	12 ml	6 ml	1 ml	0.5 ml
SBR	Method	20 ml	16 ml	12 ml	6 ml	1 ml	0.5 ml
8:1	Original PET spheres	0.82	0.80	0.75	0.65	0.29	0.16
8:1	Recovered spheres (ours)	1.06	1.07	1.06	1.03	0.86	1.03
6:1	Original PET spheres	0.83	0.81	0.76	0.63	0.27	0.14
6:1	Recovered spheres (ours)	1.07	1.08	1.05	1.09	1.07	1.01
4:1	Original PET spheres	0.83	0.82	0.76	0.64	0.26	0.16
4:1	Recovered spheres (ours)	1.13	1.13	1.15	1.14	1.03	1.08
2:1	Original PET spheres	0.70	0.72	0.65	0.37	0.07	0.01
2:1	Recovered spheres (ours)	1.16	0.93	0.92	1.18	1.69	0.44