Multi-chessboards localisation based on FCM and Radon transform algorithm

  • Authors:
  • Dong-/Sheng Zhou;Xiao-/Yong Fang

  • Affiliations:
  • Key Laboratory of Advanced Design and Intelligent Computing (/Dalian University)/, Ministry of Education, Dalian 116622, China/ School of Mechanical Engineering, Dalian University of Technol ...;School of Mechanical Engineering, Dalian University of Technology, Dalian 116024, China

  • Venue:
  • International Journal of Computer Applications in Technology
  • Year:
  • 2010

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Abstract

Owing to the simple and striking structure, chessboard is widely used as the camera calibration pattern. Locating the chessboard in an image is a prerequisite step during the calibration procedure, especially under the situation that there exists more than one chessboard with random relative positions in an image. A robust recognition method based on Fuzzy C-Means (FCM) clustering and Radon Transform (RT) algorithm is presented to solve the problem above. Experiments show that the method is effective to locate and distinguish the chessboards with a large and complicated background from each other. The proposed method also provides a possibility to calibrate a camera with one shot.