Stereo Reconstruction from Polycentric Panoramas

  • Authors:
  • Fay Huang;Shou Kang Wei;Reinhard Klette

  • Affiliations:
  • -;-;-

  • Venue:
  • RobVis '01 Proceedings of the International Workshop on Robot Vision
  • Year:
  • 2001

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Abstract

The paper defines polycentric panoramas as a generalized model of panoramic images which covers a wide range of previously introduced models such as single-center panoramas, multiperspective panoramic images, or concentric panoramic images. This paper presents geometric fundamentals towards the stereo reconstruction of scenes or objects based on captured pairs of polycentric panoramas. The paper discusses the image acquisition model, epipolar geometry and basics of correspondence analysis. The derived general epipolar curve theorem holds for pairs of polycentric panoramas. This is briefly illustrated by adjusting the general formula of the theorem to specific panoramic image pairs. Experimental results (for two different types of polycentric panoramas) towards stereo reconstruction also demonstrate the practical relevance of the derived geometric fundamentals.