Towards automatic speaker retrieval for large multimedia archives

  • Authors:
  • Marijn Huijbregts;David van Leeuwen

  • Affiliations:
  • Radboud University Nijmegen, Nijmegen, Netherlands;Radboud University Nijmegen, Nijmegen, Netherlands

  • Venue:
  • Proceedings of the 3rd international workshop on Automated information extraction in media production
  • Year:
  • 2010

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Abstract

In this paper we discuss the challenges of scaling a speaker retrieval system for small audiovisual collections towards a speaker retrieval system for large audio (visual) archives. We show that with our large scale speaker diarization approach it is possible to perform query-by-example speaker retrieval; to search for audiovisual documents in which a particular person is talking. On a selection of the ICSI meeting corpus we obtain a Mean Average Precision of 0.49 and precision-at-ten of 0.70. On a much larger archive of three months of Dutch broadcast television we obtain a precision-at-ten of 0.52.