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Table 7 Rate of Undetermined images under the given cropping portion.

From: Screenshot identification by analysis of directional inequality of interlaced video

 

Cropping portion

 

1/2

1/8

1/32

1/128

1/512

Source

     

   NS

0.97

1.87

3.74

8.58

19.50

   CS

0.75

1.67

3.67

8.60

19.06

  1. (unit: %)