Double regularization medical CT image blind restoration reconstruction based on proximal alternating direction method of multipliers

EURASIP Journal on Image and Video Processing

Table 2 Comparison of image evaluation parameters of different reconstruction algorithms (SNR = 40 dB)

	FBP	SART	TV regularization	The proposed method
PSNR	58.6194	59.9776	60.0533	61.6325
SSIM	0.9982	0.9991	0.9992	0.9996
UIQI	0.0152	0.0570	0.0832	0.1565