Skip to main content

Table 4 Identification results of NS, PS, and CS under various image and video formats.

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

  Out
  Proposed scheme Lee's scheme[14]
  NS SS Undetermined NS SS
In      
NS JPEG 97.83 0.50 1.67 94.93 5.07
NS BMP 97.90 0.60 1.50 94.91 5.09
NS TIFF 98.20 0.33 1.47 94.93 5.07
PS MPEG- 2/JPEG 16.60 83.00 0.40 25.91 74.09
PS MPEG- 2/BMP 15.80 83.83 0.37 25.81 74.19
PS MPEG- 2/TIFF 15.67 83.83 0.50 25.90 74.10
PS MPEG- 4/JPEG 14.50 85.23 0.27 23.33 76.67
PS MPEG- 4/BMP 14.10 85.60 0.30 23.14 76.86
PS MPEG- 4/TIFF 14.50 85.23 0.27 23.33 76.67
PSH.264/JPEG 16.97 82.47 0.57 25.09 74.91
PS H.264/BMP 16.43 83.00 0.57 23.15 76.86
PSH.264/TIFF 16.67 83.00 0.33 24.33 75.67
CS MPEG- 2/JPEG 0.07 98.43 1.50 3.61 96.39
CS MPEG- 2/BMP 0.03 98.47 1.50 3.61 96.39
CS MPEG- 2/TIFF 0.07 98.43 1.50 3.51 96.49
CS MPEG- 4/JPEG 0.53 98.53 0.93 5.16 94.84
CS MPEG- 4/BMP 0.53 98.57 0.90 4.60 95.40
CS MPEG- 4/TIFF 0.67 98.43 0.90 5.01 94.99
CS H.264/JPEG 0.43 98.67 0.90 4.36 95.64
CS H .264/BMP 0.43 98.67 0.90 4.89 95.11
CSH.264/TIFF 0.53 98.57 0.90 4.36 95.64
  1. (A α : α image-formatted A, B α/ β : B with α video format and compressed by β image format, unit: %)