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Table 1 Comparison of PTM and HSH over various dimensionalities

From: Efficient robust image interpolation and surface properties using polynomial texture mapping

 

Chrom terms

Lum terms

  

1

4

6

9

16

PTM basis

1

19.66

24.19

26.15

28.40

31.15

 

4

19.84

24.50

26.53

28.74

31.55

 

6

19.82

24.48

26.55

28.79

31.73

 

9

19.77

24.45

26.50

28.99

32.27

 

16

19.75

24.37

26.45

28.96

32.59

HSH basis

1

19.66

24.02

25.03

26.27

27.16

 

4

19.81

24.20

25.19

26.39

27.28

 

6

19.79

24.19

25.24

26.45

27.38

 

9

19.76

24.17

25.22

26.54

27.50

 

16

19.75

24.14

25.21

26.54

27.57

  1. PSNR values for least-squares matte regression over ranges of dimensionalities for luminance and chromaticity. The italicized value is obtained with the combination of dimensionalities 16D for luminance and 9D for chromaticity.