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International Journal of Biomedical Imaging
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International Journal of Biomedical Imaging
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2020
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Article
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Tab 1
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Research Article
An Algorithm of
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Norm and
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Norm Regularization Algorithm for CT Image Reconstruction from Limited Projection
Table 1
Comparison of two algorithms after same number of iterations.
(a)
Shepp-Logan phantom, after 200 iterations
Time(s)
Error
RMSE
NRMSD
NMAD
SSIM
regularization
53
0.341
0.083
0.086
0.422
0.356
regularization
52
0.035
0.009
0.009
0.033
0.949
(b)
Cardiac image, after 500 iterations
Time(s)
Error
RMSE
NRMSD
NMAD
SSIM
regularization
88
0.362
0.111
0.076
0.352
0.442
regularization
83
0.119
0.014
0.010
0.041
0.936