Continuous Pitch Contour as an Improvement Feature for Music Information Retrieval by Humming/Singing

  • Authors:
  • Tri Nguyen Truong Duc;Minh Nhat;Ha Nguyen Duc Hoang;Quan Vu Hai

  • Affiliations:
  • Faculty of Information Technology, University of Natural Sciences VNU-HCMC, Vietnam;Faculty of Information Technology, University of Natural Sciences VNU-HCMC, Vietnam;Faculty of Information Technology, University of Natural Sciences VNU-HCMC, Vietnam;Faculty of Information Technology, University of Natural Sciences VNU-HCMC, Vietnam

  • Venue:
  • PRICAI '08 Proceedings of the 10th Pacific Rim International Conference on Artificial Intelligence: Trends in Artificial Intelligence
  • Year:
  • 2008

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Abstract

In this paper we present a method for smoothing the pitch sequence to remove the outliers caused by pitch tracking method and errors in sung/hummed voice. This approach is used for constructing a query by singing/humming system. After the pitch sequence is smoothed, the continuous pitch contour is calculated. Then, this feature can be used with Dynamic Time Warping (DTW) matching to compute the difference score between the each query and song. Experimental result of this method on TCS Corpus for query by Singing/Humming will be reported and discussed in detail in this paper.