Skip to main content

Table 2 Selections of the regularization parameters with different sampling rates

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

 

Shepp–Logan

Head slice

120 veiws

60 views

180 views

90 views

DL methods

3.831 × 103

3.823 × 103

380.7

380.1

GPBB

0.2

0.4

0.2

0.5