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Table 3 Numerical values of σ e and boundary parameters B σ e and BPSNR for different sizes of degradation

From: Boundary reconstruction process of a TV-based neural net without prior conditions

Length

Size

Lena

Barbara

  

σ e

B σ e

BPSNR (dB)

σ e

B σ e

BPSNR (dB)

Diagonal motion blur

5

5 × 5

8.70

24.59

20.29

11.49

27.17

19.43

6

5 × 5

8.70

20.58

21.84

11.53

22.76

20.97

7

7 × 7

10.35

27.23

19.42

12.92

30.36

18.44

8

7 × 7

10.25

24.05

20.50

13.18

27.18

19.39

9

7 × 7

10.26

20.96

21.70

13.32

24.30

20.36

10

9 × 9

11.62

26.04

19.81

14.64

29.81

18.57

11

9 × 9

11.50

23.36

20.76

14.80

27.17

19.36

12

9 × 9

11.51

20.85

21.74

14.89

24.90

20.13

13

11 × 11

12.78

25.85

19.87

16.11

29.76

18.58

14

11 × 11

12.61

23.15

20.83

16.15

27.33

19.34

15

11 × 11

12.63

21.10

21.63

16.19

25.71

19.89

Uniform blur

5 × 5

8.90

17.29

23.36

12.20

19.59

22.26

7 × 7

11.32

19.64

22.27

14.13

22.08

21.16

9 × 9

13.20

20.64

21.83

15.80

23.17

20.74

11 × 11

14.69

22.27

21.17

17.25

25.22

20.06

  1. The results are divided into diagonal motion blur and uniform blur, as well as Lena and Barbara images.