Robust audio watermarking scheme based on fractional Charlier moment transform and dual tree complex wavelet transform

作者：

Highlights：

• Using a new hybrid transform, the DTCWT-FrCMT, in the field of audio watermarking.

• The optimal order in FrCMT-DTCWT is used to improve imperceptibility and robustness.

• The proposed audio watermarking method offers a very high payload capacity.

• The proposed method can effectively resist severe attacks, especially shifting attack.

• Providing numerical experiments to demonstrate the superiority of the proposed method.

摘要

•Using a new hybrid transform, the DTCWT-FrCMT, in the field of audio watermarking.•The optimal order in FrCMT-DTCWT is used to improve imperceptibility and robustness.•The proposed audio watermarking method offers a very high payload capacity.•The proposed method can effectively resist severe attacks, especially shifting attack.•Providing numerical experiments to demonstrate the superiority of the proposed method.

论文关键词：Audio watermarking,Shifting attack,Robustness,Hybrid transform,Dual tree complex wavelet transform,Fractional Charlier moment transform

论文评审过程：Received 12 August 2021, Revised 12 January 2022, Accepted 25 April 2022, Available online 5 May 2022, Version of Record 7 May 2022.

论文官网地址：https://doi.org/10.1016/j.eswa.2022.117325