A method for calibrating the central catadioptric camera via Homographic Matrix

B. Zhang, Y. F. Li*

*Corresponding author for this work

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    12 Citations (Scopus)

    Abstract

    In this paper, we present a Homography-based method for calibrating the central catadioptric vision system. We consider two cases, i.e. orthographic camera with parabolic mirror and perspective camera with hyperbolic mirror. In both cases, the parameters of the mirror and the extrinsic parameters of the camera are estimated simultaneously, assuming that the intrinsic parameters of the camera are known. We formulate the calibration task into a polynomial eigenvalue problem and obtain a closed-form solution for all the variables using the plane-based Homography matrix. Our results show that five pairs of corresponding points for the first case and fourteen for the second case are sufficient to calibrate the vision system. Finally, some experiments are performed to validate the proposed algorithm. © 2008 IEEE.
    Original languageEnglish
    Title of host publicationProceedings of the 2008 IEEE International Conference on Information and Automation, ICIA 2008
    Pages972-977
    DOIs
    Publication statusPublished - 2008
    Event2008 IEEE International Conference on Information and Automation, ICIA 2008 - Zhangjiajie, Hunan, China
    Duration: 20 Jun 200823 Jun 2008

    Conference

    Conference2008 IEEE International Conference on Information and Automation, ICIA 2008
    PlaceChina
    CityZhangjiajie, Hunan
    Period20/06/0823/06/08

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