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Table 1 Image quality evaluation

From: Coverless information hiding based on the generation of anime characters

Method Original Generated Distinction
Tenengrad gradient [39] 34.26 34.50 0.7%
Variance [39] 1674.91 1515.72 − 9.5%
Vollath [40] 1512.79 1415.13 − 6.45%
SMD [41] 2215.99 2336.70 5.44%
Entropy [41] 4.83 5.21 1.62%