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  • 标题:An Robust Watermarking Algorithm based on Coefficients Group Quantization
  • 本地全文:下载
  • 作者:WenJi Quan ; De Li ; JongWeon Kim
  • 期刊名称:International Journal of Hybrid Information Technology
  • 印刷版ISSN:1738-9968
  • 出版年度:2013
  • 卷号:6
  • 期号:6
  • 出版社:SERSC
  • 摘要:With spreading of digital contents, stealing other's properties by unpermitted people have become easier. In order to protect thelegitimate rights of owners, the digital watermark technologies are becoming more popular. In this paper, we propose an audio watermarking algorithm based on DCT coefficients and audio feature quantization. The proposed algorithm protects watermark informationusing several factors, such as filtering, audio feature extraction formula, quantization value, etc. Furthermore, in order toevaluate the performance of our proposed algorithm, we experiment our algorithm under the attacks such aslow pass filtering, noise addition, and compression. From the experiment result, we can see thatthe proposed algorithm has high robustness
  • 关键词:Audio watermarking; Audio feature; DCT; Quantization; Robustness
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