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Table 3 The APD (∗ pixel) results of inter-subject registration using three methods

From: Surface structure feature matching algorithm for cardiac motion estimation

Cases

SSD_QN

GMM

CPD

2

1.07

1.16

1.20

3

0.79

0.87

1.19

4

1.32

1.38

1.82

5

1.80

1.94

1.85

6

1.56

1.66

1.74

7

1.45

1.49

1.73

8

1.08

1.25

1.67

9

1.66

1.71

1.69

10

1.57

1.71

1.82

11

1.42

1.45

1.59

12

0.73

0.84

1.04

13

1.84

1.80

1.93

14

1.85

1.94

1.89

Mean

1.39

1.48

1.63

Std

0.38

0.37

0.29

  1. (The bold one is the optimal result)