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Table 4 Codebook for n = 2 and x = 2 with b1 = 1and b2 = 4

From: Steganography algorithm based on modified EMD-coded PU partition modes for HEVC videos

Index d1 d2 Index d1 d2
0 0 0 8 1 − 2
1 1 0 9 − 2 − 1
2 2 0 10 − 1 − 1
3 − 1 1 11 0 − 1
4 0 1 12 1 − 1
5 1 1 13 -2 0
6 2 1 14 -1 0
7 -1 2 - - -