Lossless Color Image Watermarking Based on Lifting Scheme and GWO for Copyright Protection

Author(s):  
Mahendra Kumar Pandey ◽  
Girish Parmar ◽  
Rajeev Gupta ◽  
Afzal Sikander
Author(s):  
Sajjad Bagheri Baba Ahmadi ◽  
Gongxuan Zhang ◽  
Mahdi Rabbani ◽  
Lynda Boukela ◽  
Hamed Jelodar

2013 ◽  
Vol 278-280 ◽  
pp. 1366-1373 ◽  
Author(s):  
Zi Teng ◽  
Xiu Feng Qiu ◽  
Jian Wei Liu

The copyright protection of multimedia information is more and more important in the digital age, digital watermarking is a solution to address the topic. This paper proposes a new robust image watermarking scheme based on discrete ridgelet transform (DRT) and discrete wavelet transform (DWT). The scheme respectively embeds a copy of color image watermark into DWT domain and DRT domain, and uses a conception of semi-watermark. Experiment results demonstrate that the watermark can resist various attacks such as adding Gaussian or Union Distribution Noise, JPEG compression, brightness adjustment, contrast adjustment, altering color balance, lens blur, zooming in or out, cropping and some combined attacks etc.


Author(s):  
Mahendra Kumar Pandey ◽  
Girish Parmar ◽  
Rajeev Gupta ◽  
Afzal Sikander

Author(s):  
David-Octavio Muñoz-Ramírez ◽  
Beatriz-Paulina García-Salgado ◽  
Volodymyr Ponomaryov ◽  
Rogelio Reyes-Reyes ◽  
Sergiy Sadovnychiy ◽  
...  

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