1)  mess
散乱
2)  scattered points
散乱点
1.
Tool-Path Planning of NC Machining Based on Scattered Points;
基于散乱点的数控加工刀位规划
2.
The boundary curve of the planar projected points of the measured scattered points had been extracted.
研究了测量得到的散乱数据点在平面上投影点的边界轮廓提取算法;以抬刀次数最少为优化目标,通过引入计算几何中单调链的概念,确定了最佳的行切加工方向和最少单调链数;给出了在平面区域内行切法加工的刀位计算与Z字形刀位连接方法,该方法适用于模具型腔的刀位规划;针对圆环刀、球头刀和平头刀,提出了不发生干涉的曲面三轴加工刀位计算方法,可基于散乱点测量数据直接生成数控加工刀位,此刀位计算方法也可用于模具型腔的修复。
3.
The inherent topologic relations between the scattered points on the curved surface are reconstructed by the weight vectors of the neurons on the output layer of the neural network.
探讨了曲面密集三维散乱点数据的拓扑矩形网格自组织压缩重建方法。
3)  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.
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。
4)  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。
5)  scattered point
散乱点
1.
This paper discussed the extension of the paving algorithm for all quadrilateral mesh generation to use scattered points as input instead of CAD model.
提出一种基于散乱点的全自动三维非结构化四边形网格剖分方法。
2.
In order to extend the applicability of data processing and surface rendering on the VTK-based visualization platform,a new method is presented which can convert scattered points into the standard VTK data format.
散乱点数据在机械产品测量造型、地理信息系统等众多领域来说都较易得到。
6)  unorganized points
散乱数据
1.
A new approach to reconstruct subdivision surfaces from unorganized points of arbitrary topology is proposed.
提出一种对海量散乱数据根据给定精度拟合出无需裁剪和拼接的、反映细节特征的、分片光滑的细分曲面算法 该算法的核心是基于细分的局部特性 ,通过对有特征的细分控制网格极限位置分析 ,按照拟合曲面与数据点的距离误差最小原则 ,对细分曲面控制网格循环进行调整、优化、特征识别、自适应细分等过程 ,使得细分曲面不断地逼近原始数据 实例表明 :该算法不仅具有高效性、稳定性 ,同时构造出的细分曲面还较好地反映了原始数据的细节特
参考词条
补充资料:散乱
【散乱】
 (术语)谓凡夫之心流荡于六尘之境,一刹那亦不止住者。唯识论六曰:“云何散乱?于诸所缘。令心流荡为性。能障正定,恶慧所依为业。谓散乱者发恶慧故。”智度论十七曰:“乱心轻飘,甚于鸿毛。驰散不停,驶过疾风。不可制止,剧于猕猴。暂现转灭,甚于掣电。如是不可禁止。若欲制之,非禅不定。”
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