Security and Communication Networks / 2018 / Article / Tab 4

Research Article

A Robust Watermarking Scheme Based on the Mean Modulation of DWT Coefficients

Table 4

NC comparison with [35] and [39] using a message length of 512 bits.

Benchmark image LenaGoldhillPeppers

watermarking method[35][39]Proposed[35][39]Proposed[35][39]Proposed

Median filtering (33)0,90000,93000,97700,85000,90000,97250,92000,92000,9713
Median filtering (55)0,76000,57000,81990,66000,46000,72960,75000,62000,7782
Resize (0,5)0,88000,97000,97300,84000,94000,96670,88000,95000,9696
Cropping (25%)0,66000,88000,93740,65000,82000,92320,64000,76000,9493
Image sharpening0,97000,470010,95000,540010,96000,46001
Gaussian filter0,88000,990010,93000,990010,92000,98001

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