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任意位姿孔轴线方位解析与图像测量方法研究

刘佳 傅卫平 王雯 郄娜

刘佳, 傅卫平, 王雯, 郄娜. 任意位姿孔轴线方位解析与图像测量方法研究[J]. 机械科学与技术, 2015, 34(3): 440-444. doi: 10.13433/j.cnki.1003-8728.2015.0323
引用本文: 刘佳, 傅卫平, 王雯, 郄娜. 任意位姿孔轴线方位解析与图像测量方法研究[J]. 机械科学与技术, 2015, 34(3): 440-444. doi: 10.13433/j.cnki.1003-8728.2015.0323
Liu Jia, Fu Weiping, Wang Wen, Qie Na. Study on the Orientation Analysis of Various Pose Holes Axis and Image Measurement Method[J]. Mechanical Science and Technology for Aerospace Engineering, 2015, 34(3): 440-444. doi: 10.13433/j.cnki.1003-8728.2015.0323
Citation: Liu Jia, Fu Weiping, Wang Wen, Qie Na. Study on the Orientation Analysis of Various Pose Holes Axis and Image Measurement Method[J]. Mechanical Science and Technology for Aerospace Engineering, 2015, 34(3): 440-444. doi: 10.13433/j.cnki.1003-8728.2015.0323

任意位姿孔轴线方位解析与图像测量方法研究

doi: 10.13433/j.cnki.1003-8728.2015.0323
基金项目: 

国家自然科学基金项目(10872160,51475365)与陕西省自然科学基础研究计划重点项目(2011JZ012)资助

详细信息
    作者简介:

    刘佳(1971-),讲师,博士研究生,主要研究方向为图像处理,机器视觉,liujia.168@163.com

    通讯作者:

    傅卫平,教授,博士生导师,weipingf@xaut.edu.cn

Study on the Orientation Analysis of Various Pose Holes Axis and Image Measurement Method

  • 摘要: 针对孔的空间定位问题,提出任意位姿孔轴线方位的求解算法。孔边缘轮廓在透视投影下为椭圆,基于代数距离的椭圆拟合保证了椭圆拟合结果的稳定性,再利用椭圆定义约束,迭代优化拟合结果,避免了异常点及不完整样本点对拟合结果的干扰。通过空间几何解析,建立空间几何模型,利用平面法向量和相似三角形推导出计算公式。仿真结果表明该算法精度高,实用性强。
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出版历程
  • 收稿日期:  2014-09-23
  • 刊出日期:  2015-03-05

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