Evaluation of Modeling Music Similarity Perception Via Feature Subset Selection

  • Authors:
  • D. N. Sotiropoulos;A. S. Lampropoulos;G. A. Tsihrintzis

  • Affiliations:
  • University of Piraeus, Department of Informatics, 80 Karaoli and Dimitriou St, Piraeus 18534, Greece;University of Piraeus, Department of Informatics, 80 Karaoli and Dimitriou St, Piraeus 18534, Greece;University of Piraeus, Department of Informatics, 80 Karaoli and Dimitriou St, Piraeus 18534, Greece

  • Venue:
  • UM '07 Proceedings of the 11th international conference on User Modeling
  • Year:
  • 2007

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Abstract

In this paper, we describe and discuss the evaluation process and results of a content-based music retrieval system that we have developed. In our system, user models embody the ability of evolving and using different music similarity measures for different users. Specifically, a user-supplied relevance feedback and related neural network-based incremental learning procedures allows our system to determine which subset of a set of objective acoustic features approximates more efficiently the subjective music similarity perception of an individual user. The evaluation results verify our hypothesis of a direct relation between subjective music similarity perception and objective acoustic feature subsets. Moreover, it is shown that, after training, retrieved music pieces exhibit significantly improved perceived similarity to user-targeted music pieces.