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Table 1 PSNR comparisons among Xu and Wang’s work [18], Li et al.’s work [20], and ours

From: Adaptive and separable multiary reversible data hiding in encryption domain

 PSNR (dB)
Li et al. (2018)Xu and Wang (2016)Proposed
Lena8.508.215.92
Couple8.719.155.58
Boat7.197.595.47
Man8.258.666.33
Peppers7.287.486.50
Baboon8.019.005.13