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Table 2 Incomplete decode the DCT coefficient

From: Fragile watermarking based on incomplete cryptography for copyright protection

Scrambled S l′(i,j)

⌊lo g 2 S l′(i,j)⌋

Watermarked S l″(i,j)

1eeeeeee

7

1******w

01eeeeee

6

01*****w

001eeeee

5

001****w

0001eeee

4

0001***w

00001eee

3

00001**w

000001ee

2

000001*w

0000001e

1

0000001w