Robust hashing for music copyright protection by combining beat segmentation and chroma

  • Authors:
  • Wei Li;Zhurong Wang;Bilei Zhu;Xiangyang Xue

  • Affiliations:
  • Fudan University, Shanghai, China;Fudan University, Shanghai, China;Fudan University, Shanghai, China;Fudan University, Shanghai, China

  • Venue:
  • Proceedings of the international conference on Multimedia
  • Year:
  • 2010

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Abstract

Time-scale modification and pitching shifting are two recognized challenging attacks to music copyright protection. To resist them simultaneously, a novel robust hashing method is proposed by combining the strength of music beat segmentation and chroma-based music feature. These two measures are aimed at solving the problem of desynchronization and frequency shifting respectively. Moreover, two layers of scrambling are performed to ensure the security. Experiments exhibit remarkable robustness against various attacks including pitch scaling@20%, time-scale modification@40%, and jittering@1/10 etc.