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Camera self-calibration based on the vanishing points

  • Dongsheng Chang*
  • , Kuanquan Wang
  • , Lianqing Wang
  • *Corresponding author for this work
  • School of Computer Science and Technology, Harbin Institute of Technology
  • Xi'an Communication Institute

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this article, a new method for camera self-calibration is presented. A correspondent matrix can be built by matching the corresponding vanishing points between two images and the proposed method must use at least two of these matrices for calibration. The images are all taken from different orientations in any locations for the same object in space. The vanishing points in the image are the projective points of the infinity points in space. So in the calibration, it has no constraints about the location and the orientation of the camera and the calibration procedure is easy. Since when the internal parameters of camera are changed during the task, the camera can be easily and effectively calibrated if the vanishing points can be conveniently gotten from the task images or the camera can insert three or more images about the same object during the ongoing task. Compared with the traditional methods of camera self-calibration, this method is an easier and more effective calibration method and also it is an online calibration with accurate results.

Original languageEnglish
Title of host publicationArtificial Intelligence and Computational Intelligence - Third International Conference, AICI 2011, Proceedings
Pages47-53
Number of pages7
EditionPART 3
DOIs
StatePublished - 2011
Externally publishedYes
Event3rd International Conference on Artificial Intelligence and Computational Intelligence, AICI 2011 - Taiyuan, China
Duration: 24 Sep 201125 Sep 2011

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
NumberPART 3
Volume7004 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference3rd International Conference on Artificial Intelligence and Computational Intelligence, AICI 2011
Country/TerritoryChina
CityTaiyuan
Period24/09/1125/09/11

Keywords

  • online self-calibration
  • projection matrix
  • vanishing points

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