基于双目视觉测量系统开展面向齿轮的三维轮廓点云精确重构测量方法研究。针对齿轮的初始三维点云存在的噪点问题,利用直通滤波和体素栅格滤波去除离群点和冗余点;采用移动最小二乘法平滑加贪婪三角化重构算法进行了齿轮重构。搭建了双目视觉齿轮测量系统实验平台,通过测量实验对比分析了齿轮的三维重构效果及尺寸测量精度。结果表明:采用移动最小二乘法平滑加贪婪三角化重构后的齿轮三维模型比直接重构的齿轮表面光滑,边缘清晰,齿顶圆直径尺寸的测量误差由0.833 mm降至0.544 mm
Surface reconstruction of incomplete datasets: A novel Poisson surface approach based on CSRBF[J]. Jules Morel;Alexandra Bac;Cédric Véga.Computers & Graphics,2018
Wavelets-based NURBS simplification and fairing[J]. Wenyan Wang;Yongjie Zhang.Computer Methods in Applied Mechanics and Engineering,2009
Surface Reconstruction based on Lower Dimensional Localized Delaunay Triangulation[J]. M. Gopi;S. Krishnan;C.T. Silva.Computer Graphics Forum,2000