Research Article

Joint Segmentation and Groupwise Registration of Cardiac Perfusion Images Using Temporal Information

Table 2

Average registration and segmentation accuracy of LV with change in 𝑤 1 .

𝑤 1 0 0.1 0.2 0.4 1 1.5 2 2.5 3 4 5

Registration error (pix) 1 0.9 0.7 0.6 0.6 0.7 0.7 0.8 0.9 1.2 1.5
𝐷 𝑀 values ( % ) 89.3 90.6 91.9 93.8 93.7 93.1 92.9 91 89.9 89.3 88.8