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Table 10 Significance of the difference between Pearson correlation coefficients on Pedersen database

From: Multi-level contrast filtering in image difference metrics

Metric

PSNR

PSNR-HVS-M

S-CIELAB

SSIM

VSNR

WLF-DEE-C I

WLF-DEE-C J

WLF-DEE-C K

WLF-DEE-C L

WLF-DEE-C M

WLF-DEE-C N

WLF-DEE-C O

WLF-DEE-C P

PSNR

-

            

PSNR-HVS-M

-0.03

-

           

S-CIELAB

-1.83

-1.80

-

          

SSIM

2.15a

2.18a

3.98a

-

         

VSNR

2.90a

2.93a

4.73a

0.75

-

        

WLF-DEE-C I

0.93

0.96

2.76a

-1.22

-1.97a

-

       

WLF-DEE-C J

1.17

1.20

3.00a

-0.98

-1.73

0.24

-

      

WLF-DEE-C K

1.18

1.21

3.01a

-0.97

-1.72

0.25

0.01

-

     

WLF-DEE-C L

1.16

1.19

2.99a

-0.99

-1.74

0.23

-0.01

-0.02

-

    

WLF-DEE-C M

2.33a

2.35a

4.15a

0.18

-0.58

1.39

1.16

1.14

1.17

-

   

WLF-DEE-C N

2.27a

2.30a

4.10a

0.12

-0.63

1.34

1.10

1.09

1.11

-0.06

-

  

WLF-DEE-C O

1.39

1.42

3.22a

-0.76

-1.51

0.46

0.22

0.21

0.23

-0.93

-0.87

-

 

WLF-DEE-C P

1.06

1.09

2.89a

-1.09

-1.84

0.13

-0.11

-0.12

-0.10

-1.26

-1.21

-0.33

-

  1. aSignificantly different at 5% significance level (1.96).