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Table 3 Strength of the watermark with for both the proposed technique and the conventional technique.

From: An Efficient Watermarking Technique for the Protection of Fingerprint Images

Database

Image

Technique

DCT domain

DWT domain

DB1

Image 98_2

Proposed

0.52

0.40

  

conventional

0.47

0.32

 

Image 20_1

Proposed

0.55

0.50

  

conventional

0.45

0.35

DB2

Image 71_4

Proposed

0.31

0.21

  

conventional

0.28

0.18

 

Image 75_7

Proposed

0.34

0.23

  

conventional

0.31

0.21

DB3

Image 47_3

Proposed

0.17

0.13

  

conventional

0.15

0.11

 

Image 73_7

Proposed

0.21

0.15

  

conventional

0.17

0.13