1) scattered point cloud
散乱点云
1.
Data preprocessing technique of scattered point cloud in reverse engineering;
反求工程中散乱点云的数据预处理技术
2.
Simplification of scattered point cloud with geometric feature reservation
保留几何特征的散乱点云简化方法
3.
The measurement of scattered point cloud data is the foundation of surface reconstruction of a 3D object.
散乱点云数据的测量是三维物体曲面重建的前提和基础。
2) scattered points
散乱点云
1.
A novel algorithm based on scanning step d for speeding up the process to find the all k nearest neighbors of scattered points was presented.
该算法根据三维测量原理,综合考虑了测量数据的密度ρ和测量误差δ,给出了散乱点云数据的临界搜索半径r,极大地缩小了k近邻的搜索区域。
2.
A new reduction algorithm for scattered points based on local surface feature was proposed.
提出一种基于局部型面特征的散乱点云精简算法,该算法采用R*-tree建立点云动态空间索引结构,基于该结构快速准确获取点云局部型面参考数据;采用自由曲面逼近该数据并估算该数据的曲率,依据曲率分布状况精简点云数据。
3) dispersed point cloud
散乱点云
1.
Dispersed point cloud of the part is preprocessed,section point cloud is got,then curve fitting and model reconstruction are realized,finally error analysis is done between dispersed point cloud and reconstruction model,error de.
首先对零件实物的散乱点云进行预处理,得到截平面点云,然后实现曲线拟合和重构模型,最后对散乱点云与重构模型进行误差分析,并通过误差生长线来区分误差大的区域。
4) dense unorganised point cloud
密集散乱点云
5) unorganized point cloud
无组织散乱点云
1.
Based on the second generation Curvelet transform,this paper proposes a new denoising method for unorganized point cloud.
提出了一种新的针对无组织散乱点云的去噪处理方案:首先,建立三维栅格阵列,并对散乱点进行空间栅格划分,初步确定散乱点之间的三维拓扑位置;第二步,运用最小二乘法确定栅格中散乱点的最佳逼近平面,以平面的法向量为z轴建立新的三维坐标系,并将栅格内的散乱点向该坐标系进行坐标转换。
6) scatter data
散乱数据点云
1.
Automatic extraction of boundary characteristic from scatter data;
散乱数据点云边界特征自动提取算法
补充资料：飞蝇散乱
飞蝇散乱
飞蝇散乱 证名。见《银海精微》。亦作蝇影飞越。指眼外观正常，自视眼前有黑影如蚊蝇飞舞缭乱的病证。云雾移睛证，能近怯远症等病可出现此症。治宜结合全身情况辨证用药。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条