Skip to main content

Table 3 Comparing the performances between Lagrangian and Equal distribution of hidden data among DCT blocks.

From: Video Data Hiding for Managing Privacy Information in Surveillance Systems

In-painted sequences

Minnesota

Board

Two-persons

Three-persons

Bitrate (kbps)

Lagrangian

945.81

97.84

361.64

511.06

 

Equal

1696.04

127.71

1018.67

1208.75

PSNR-Y (dB)

Lagrangian

31.84

37.69

35.41

34.16

 

Equal

31.34

37.68

34.28

33.45

Distortion

Lagrangian

27.72

15.48

20.15

26.52

 

Equal

18.86

14.80

16.65

16.26