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Table 2 Comparisons in terms of PSNR and SSIM of different acceleration factors on the cardiac perfusion dataset

From: Compressed sensing based dynamic MR image reconstruction by using 3D-total generalized variation and tensor decomposition: k-t TGV-TD

Methods

Acceleration factor

4

6

8

PSNR

SSIM

PSNR

SSIM

PSNR

SSIM

HOSVD

26.25

0.9182

23.43

0.8298

21.59

0.7569

k-t SLR

27.90

0.9412

24.47

0.8632

22.54

0.7948

3D-TGV

28.92

0.9227

27.63

0.8880

24.53

0.8209

L + S

31.07

0.9520

28.19

0.9137

26.87

0.8857

k-t TGV-TD

31.13

0.9586

28.60

0.9249

26.88

0.8994