留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

基于姿态标准化的线特征点云提取方法

李伟 李旭东 赵慧洁 张颖

李伟, 李旭东, 赵慧洁, 等 . 基于姿态标准化的线特征点云提取方法[J]. 北京航空航天大学学报, 2013, 39(8): 1117-1121.
引用本文: 李伟, 李旭东, 赵慧洁, 等 . 基于姿态标准化的线特征点云提取方法[J]. 北京航空航天大学学报, 2013, 39(8): 1117-1121.
Li Wei, Li Xudong, Zhao Huijie, et al. Attitude normalization based line feature point cloud extraction approach[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(8): 1117-1121. (in Chinese)
Citation: Li Wei, Li Xudong, Zhao Huijie, et al. Attitude normalization based line feature point cloud extraction approach[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(8): 1117-1121. (in Chinese)

基于姿态标准化的线特征点云提取方法

基金项目: 国家自然科学基金资助项目(60802044)
详细信息
  • 中图分类号: TP391

Attitude normalization based line feature point cloud extraction approach

  • 摘要: 从零件三维点云中提取棱边等线特征所对应的点云是零件模型重构的关键,也是点云数据处理的基本操作.基于曲率的线特征点云提取方法易受点云初始姿态以及曲率估计方法的影响,曲面拟合及曲率估计误差较大.提出了一种基于点云姿态标准化的线特征点云提取方法:首先计算点云主方向并将其同z轴对准实现点云姿态的标准化,然后进行曲面拟合并以最大主曲率绝对值作为曲率估计值,最后对曲率值取阈值提取出线特征点云.用不同类型的点云数据进行了实验,结果表明所提方法有较高的提取效率和良好的适用性.

     

  • [1] 雷彦章,赵慧洁,姜宏志.一种单双目结合的三维测量方法[J].光学学报,2008,28(7):1338-1342
    Lei Yanzhang,Zhao Huijie,Jiang Hongzhi.A three-dimensional measurement method by combining binocular and monocular vision systems[J].Acta Optica Sinica,2008,28(7):1338-1342(in Chinese)
    [2] Jiang Hongzhi,Zhao Huijie,Li Xudong.High dynamic range fringe acquisition:a novel 3-D scanning technique for high-reflective surfaces[J].Optics and Lasers in Engineering,2012,50(10) :1484-1493
    [3] 柯映林,王青.基于截面特征相容的曲面约束重构[J].浙江大学学报,2006,40(10):1715-1719
    Ke Yinglin,Wang Qing. Study on feature compatibility in surface reconstruction[J].Journal of Zhejiang University,2006,40(10) :1715-1719(in Chinese)
    [4] 孙晓兰,赵慧洁,祝世平.基于深度图像的边缘检测方法研究[J].光学技术,2005(9):219-223
    Sun Xiaolan,Zhao Huijie,Zhu Shiping.The research of edge detection based on range image[J].Optical Technique,2005(9):219-223(in Chinese)
    [5] [ZK(#]Ramamurthy R,Navalgund M,Hu Qingying,et al.Smooth 3D edge detection in scarfed composite surfaces[C]//Huang P S.Proceedings of SPIE V6762.Bellingham WA:SPIE, 2007:1-12
    [6] Hou Qibin,Bai Li.Line feature detection from 3D point clouds via adaptive CS-RBFs shape reconstruction and multistep vertex normal manipulation[C]//Sarfraz M,Wang Yangsheng,Banissi E. Proceedings of the Conference on Computer Graphics, Imaging and Vision:New Trends.Los Alamitos,California:IEEE Computer Society,2005:79-83
    [7] 李文姬,钟约先,袁朝龙,等.曲面重构中散乱点云数据曲率估算算法的研究[J].机械设计与制造,2006(6):43-45
    Li Wenji,Zhong Yuexian,Yuan Chaolong,et al.Curvature estimation arithmetic for scatted data point cloud in surface reconstruction[J].Machinery Design & Manufacture,2006(6):43-45(in Chinese)
    [8] [ZK(#]Bentley J L.Multidimensional binary search trees used for associative searching[J].Communication of the ACM, 1975,18(9):509-517
    [9] Sharkaji C M.Least-squares fitting algorithms of the NST algorithm testing system[J].Journal of Research of the National Institute of Standard and Technology,1998,103(6):633-641
    [10] Householder A S.Unitary triangularization of a nonsymmetric matrix[J].Journal of the ACM,1958,5(4):339-342
    [11] 梅向明,黄敬之.微分几何[M].北京:高等教育出版社,2008:82-102
    Mei Xiangming,Huang Jingzhi.Differential geometry[M].Beijing:Higher Education Press,2008:82-102(in Chinese)
    [12] Ho H T,Gibbins D.Curvature-based approach for multi-scale feature extraction from 3D meshes and unstructured point clouds[J].IET Computer Vision,2009,3(4):201-212
  • 加载中
计量
  • 文章访问数:  1697
  • HTML全文浏览量:  174
  • PDF下载量:  390
  • 被引次数: 0
出版历程
  • 收稿日期:  2012-08-30
  • 修回日期:  2013-08-06
  • 网络出版日期:  2013-08-30

目录

    /

    返回文章
    返回
    常见问答