Audio retrieval by segment-based manifold-ranking

  • Authors:
  • Yuxin Peng;Zhiguo Yang;Jianguo Xiao

  • Affiliations:
  • Institute of Computer Science and Technology, Peking University, Beijing, China;Institute of Computer Science and Technology, Peking University, Beijing, China;Institute of Computer Science and Technology, Peking University, Beijing, China

  • Venue:
  • ICME'09 Proceedings of the 2009 IEEE international conference on Multimedia and Expo
  • Year:
  • 2009

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Abstract

This paper proposes a new approach for the query-by-example audio retrieval, named as segment-based manifold-ranking algorithm. Our approach adopts the audio segment, instead of the whole audio, as the basic unit for the manifold-ranking process. We formulate the query-by-example audio retrieval as a manifold-ranking problem in two stages: initial ranking and re-ranking. In the initial ranking stage, we use the existing distance functions to rank all audios according to their similarity values with the query. In the re-ranking stage, each audio is divided into some segments by the detected change points, and then the segment-based manifold-ranking algorithm is employed to re-rank the initial retrieved audios. Experimental results show the proposed approach is effective to improve the ranking capability of the existing distance functions, and the audio segment is a more appropriate unit for the manifold-ranking algorithm than the whole audio.