Face Quality Assessment System in Video Sequences

  • Authors:
  • Kamal Nasrollahi;Thomas B. Moeslund

  • Affiliations:
  • Laboratory of Computer Vision and Media Technology, Aalborg University, Aalborg Øst, Denmark 9220;Laboratory of Computer Vision and Media Technology, Aalborg University, Aalborg Øst, Denmark 9220

  • Venue:
  • Biometrics and Identity Management
  • Year:
  • 2008

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Abstract

When a person passes by a surveillance camera a sequence of image is obtained. Before performing any analysis on the face of a person, the face first needs to be detected and secondary the quality of the different face images needs to be evaluated. In this paper we present a system based on four simple features including out-of-plan rotation, sharpness, brightness and resolution, to assess the face quality in a video sequence. These features are combined using both a local scoring system and weights. The system is evaluated on two databases and the results show a general agreement between the system output and quality assessment by a human.