[Retracted] Detecting Digital Watermarking Image Attacks Using a Convolution Neural Network Approach

Table 6

Results of extraction of watermark image from cover image with a size of 128 × 128.

Attacks	NC
Median fitter	96.89
Gaussian fitter	92.83
Salt-and-pepper	99.97
Average filter	92.63
Motion blur	90.65
No attack	99.99