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Table 3 RMSEs (HU) of reconstructed images of different sampling rates

From: Low-dose CT reconstruction via L1 dictionary learning regularization using iteratively reweighted least-squares

Phantom

L1-DL

ADSIR

GPBB

SART

Shepp–Logan

 120 views

1.647

22.62

2.658

34.73

 60 views

2.867

31.72

11.04

94.62

Head slice

 180 views

6.228

15.50

4.282

17.87

 90 views

10.28

25.55

14.78

41.42

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BioMedical Engineering OnLine

ISSN: 1475-925X

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