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Year:
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Issue:
Camera Calibration Based on LCD Planar Grid and Interpolation by Finite Elements
Author(s):
ZHAN Zongqian
,
ZHANG Zuxun
,
ZHANG Jianqian
Pages:
394
-
397
Year:
2007
Issue:
5
Journal:
GEOMATICS AND INFORMATION SCIENCE OF WUNAN UNIVERSITY
Keyword:
LCD平面格网
;
有限元内插
;
非参数畸变差
;
相机标定
;
Abstract:
提出了一种全自动、基于纯平液晶显示器(LCD)平面格网、非参数畸变差和有限元内插模型的相机标定方法.由于相机内参数自身,以及内参数与绕LCD屏幕垂轴旋转的旋转角之间严重相关,特别引入了另外两类条件方程,使得参数之间的相关性得到削弱.实验证明了该方法的可行性,并且其精度高于一般的基于参数畸变差的标定方法.
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