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空间轴对称目标三维姿态测量方法的研究
引用本文:傅其凤,崔彦平,葛杏卫.空间轴对称目标三维姿态测量方法的研究[J].传感器与微系统,2007,26(3):28-30.
作者姓名:傅其凤  崔彦平  葛杏卫
作者单位:河北科技大学,机械电子工程学院,河北,石家庄,050054
摘    要:提出一种双目视觉测量空间轴对称目标姿态的新方法,应用线性方法获取轴对称目标在像面的轴线,通过两像面轴线与各自光心所成的平面相交,得到被测目标的轴线的方向矢量,进行三维姿态测量,避免了传统姿态测量中左右像面目标特征点的特征匹配或灰度匹配。模拟实验结果表明:该方法姿态角测量误差小于0.5°;且计算速度快,结果稳定,能够满足实时处理的要求。

关 键 词:双目视觉  姿态测量  轴对称  空间目标
文章编号:1000-9787(2007)03-0028-03
收稿时间:2006-11-27
修稿时间:11 27 2006 12:00AM

Study on measuring approach of spatial axis-symmetry object 3D pose
FU Qi-feng,CUI Yan-ping,GE Xing-wei.Study on measuring approach of spatial axis-symmetry object 3D pose[J].Transducer and Microsystem Technology,2007,26(3):28-30.
Authors:FU Qi-feng  CUI Yan-ping  GE Xing-wei
Affiliation:School of Mechanical and Electronic Engineering,Hebei University of Science and Technology, Shijiazhuang .050054, China
Abstract:A new approach measuring 3D pose of spatial axis-symmetry object by binocular vision is proposed.The object axis on the each image plane is obtained by linear numerical method,and the axis-symmetry direction vector is calculated by two spatial intersecting planes,each plane is formed by the object's image centerline with the corresponding camera optical center.The gray and feature matching in traditional pose measuring approach are avoided.The simulation experiments demonstrate that the pose measuring method is of less than 0.5°accuracy,the measuring result is stable and the calculating speed can satisfy the need of real-time measurement.
Keywords:binocular vision  pose measuring  axis-symmetry  spatial object
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