EURASIP Journal on Image and Video Processing

Table 1 Optimum results in different thresholds

From: A high capacity reversible data hiding through multi-directional gradient prediction, non-linear regression analysis and embedding selection

Two thresholds	Weight	Coe
T1and T2
T1 = 0,T2=0	3.06	1.876
T1 = 0,T2 = − 1	2.943	1.713
T1 = 1,T2 = − 1	2.312	1.943
T1 = 1,T2 = − 2	2.322	1.701
T1 = 2,T2 = − 2	2.065	1.798
T1 = 2,T2 = − 3	1.787	1.695
T1 = 3,T2 = − 3	1.783	1.772
T1 = 3,T2 = − 4	2.065	1.733
T1 = 4,T2 = − 4	1.884	1.844

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