hot spheres

SSIM

PSNR

MSE

Low-noise simulated hot sphere

FBP

0.16

20.52

0.0088

PAPA-TV

0.97

35.22

0.000300

PAPA-ICTV

0.97

35.43

0.000286

PAPA-ICSL

0.98

36.83

0.000258

High-noise simulated hot sphere

FBP

0.40

25.81

0.00262

PAPA-TV

0.97

36.02

0.000125

PAPA-ICTV

0.98

37.57

0.000174

PAPA-ICSL

0.99

38.29

0.000100