Water region detection supporting ship identification in port surveillance

  • Authors:
  • Xinfeng Bao;Svitlana Zinger;Rob Wijnhoven;Peter H. N. De With

  • Affiliations:
  • Video Coding and Architectures Research Group, Electrical Engineering Faculty, Eindhoven University of Technology, Eindhoven, MB, The Netherlands;Video Coding and Architectures Research Group, Electrical Engineering Faculty, Eindhoven University of Technology, Eindhoven, MB, The Netherlands;ViNotion B.V., Eindhoven, CH, The Netherlands;Video Coding and Architectures Research Group, Electrical Engineering Faculty, Eindhoven University of Technology, Eindhoven, MB, The Netherlands

  • Venue:
  • ACIVS'12 Proceedings of the 14th international conference on Advanced Concepts for Intelligent Vision Systems
  • Year:
  • 2012

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Abstract

In this paper, we present a robust and accurate water region detection technique developed for supporting ship identification. Due to the varying appearance of water body and frequent intrusion of ships, a region-based recognition is proposed. We segment the image into perceptually meaningful segments and find all water segments using a sampling-based Support Vector Machine (SVM). The algorithm is tested on 6 different port surveillance sequences and achieves a pixel classification recall of 97.5% and precision of 96.4%. We also apply our water region detection to support the task of multiple ship detection. Combined with our cabin detector, it successfully removes 74.6% false detections generated in the cabin detection process. A slight decrease of 5% in the recall value is compensated by a significant improvement of 15% in precision.