1)normal vector法矢
1.Point Cloud-Nearest-Neighbor Search and Normal Vector Estimation Relative Algorithm in Reverse Engineering逆向工程中点云邻域搜索及法矢估算相关算法研究
2.Based on above mentioned,it is quite convenient to compute point vector and normal vector.复杂形状零件的几何建模是数控编程的首要环节,选择合适的曲面造型方法有利于刀位计算和数控加工编程;本文采用三次B样条曲线为基础的双三次B样条曲面造型方法,并给出了其矩阵表达式,在此基础上能十分方便地进行点矢和法矢计算;针对该造型方法,还给出了三轴数控加工中的刀位数据计算方法。
2)Normal[英]['n?:ml][美]['n?rml?]法矢
1.This paper presents a novel triangulation algorithm based on the normal information of the surface and the Delaunay triangulation algorithm.借助于曲面上的法矢信息和三维Delaunay三角剖分算法,该文给出了一种新的散乱点三角剖分算法。
2.This thesis studies surface extracting and especially focus on the estimating of the normal .重点研究了基于离散点云的法矢曲率精确估算、二次曲面提取和拉伸面、旋转面提取等内容。
3)normal vector法向矢量
1.The Median Theorem will be applied to determining the normal vector of the point on parabola and then using the technology of tip compensation to measure the parabola accurately.确定抛物曲线面上所测量点的法向矢量,启动测量针半径补偿作精密测量,使用DEAPPL语言设计程序组,阐述进入CAD/CAM中的数据文件组生成,探讨等距值d对测量精度的影响,在测量机上快速完成二维曲线的测绘和检验,设计的程序组通过标准球实验,测量精度高,除能完成抛物线检验外,还能用于其它精密二维曲线扫描。
2.In this paper, first introduces about normal vector and then deals with how the stylus regulating automatically its own level on contact complex surface and holds constant level with nominal deflection.首先介绍了法向矢量在仿形扫描中的作用 ,然后提出了名义偏倾值 DN 的概念 ,及引入名义偏倾值 DN 后在解决扫描中脱模的原理及实现 ,最后介绍了仿形加工及数字化在模具加工中的差异和应注意的问题。
3.Our method uses object surface normal vectors to obtain vector distances between 3D objects.本文提出了基于Ｂ－Ｒｅｐ的计算三维物体间距离的方法，即利用物体的表面法向矢量直接计算三维物体间的定向距离。
4)vertex normal vector顶点法矢
1.Based on the improvement of Taubin s discrete curvature estimation method of triangular mesh by the adoption of area and angle weighted triangle vertex normal vector calculation formula and triangle centroid weights, a novel algorithm for triangular mesh regularization is presented.采用面积夹角加权的三角网格模型顶点法矢及三角片质心权值对Taubin的三角网格模型离散曲率计算方法进行了改进,在此基础上提出了一种新的三角网格模型优化调整方法。
2.A new formula for the calculation of mesh vertex normal vector is presented.本文首先提出了一种新的网格模型顶点法矢计算公式 ,该公式采用网格模型中三角片面积与顶角角度综合加权 ,可同时反映三角片面积与顶角角度对顶点法矢的影响。
3.A novel formula for the estimation of triangular mesh vertex normal vector is presented.给出了一种新的面积角度加权的三角网格模型顶点法矢计算公式,在此基础上对Taubin离散曲率计算方法做了改进,采用质心距离权重代替面积权重,提出了新的离散曲率计算方法。
英文短句/例句
1.Vertex Normal Vector Estimation Methods for Manifold Triangular Meshes二维流形三角网格模型顶点法矢量估计
2.Based on constructing convex polygon by extremity vertices and computing cross products of polygon's edge vectors, an algorithm for automatic identifying the orientation, convexity concavity of a simply polygon is proposed.提出一种基于极值顶点构造凸多边形和矢量叉乘的自动识别简单多边形方向性、凸凹性的算法 .
3.Vectorization Primal-dual Interior Point Implementation of Optimal Power Flow最优潮流的原对偶内点法矢量化实现
4.Research on Features Extraction of Radar Target HRRP Based on Poles基于HRRP极点矢量的特征提取方法研究
5.First, calculate the vector between the vertex in it's world position and the light position.首先，计算顶点在世界位置及光源位置之间的矢量。
6.Data Reduction for LiDAR Point Cloud Data Considering Vector Characteristic顾及矢量特征的机载LiDAR点云数据压缩方法
7.Voice Activity Detection Method Based on Selected Sub-bands Vector Distance基于临界带特征矢量距离的端点检测算法
8.Control Point Based Algorithm of Boundary Vectorization in a Binary Image基于控制点的二值图像边界矢量化算法
9.Multi-View Video Coding Method Based on Global Motion Vector基于全局运动矢量的多视点视频编码方法
10.Hybrid PWM Strategy of SVPWM and VSVPWM for Neutral Point-clamped Three-level Voltage Source Inverter中点箝位型三电平逆变器空间矢量与虚拟空间矢量的混合调制方法
11.A Smooth Processing Algorithm Based on Normal Vector Amended for Scattered Point Cloud Data一种基于法矢修正的散乱点云数据平滑处理算法
12.Point Cloud-Nearest-Neighbor Search and Normal Vector Estimation Relative Algorithm in Reverse Engineering逆向工程中点云邻域搜索及法矢估算相关算法研究
13.Notes on the Bra Vector and Ket Vector, Reciprocal Basis Vectors and Reciprocal Vectors, Covariant Vectors and Contravariant Vectors;关于左矢、右矢和相伴基矢、相伴矢量以及协变矢量、逆变矢量的几点注记
14.No control over the vertices once it enters into the pipeline.程序员无法控制进入管道内的顶点。
15.This method enables a distinction to be made between a "peak" and a "summit".这方法可在“峰”和“顶点”之间作出区别。
16.You can create your vertex shader in two ways (that I know).创建顶点着色程序你可有两种方法。
17.Height weighted average LOD algorithm based on vertex degree基于顶点度的高程加权平均LOD算法
18.Vertex a is the initial vertex and b is the terminal vertext.a顶点是始端顶点，而b是末端顶点。
相关短句/例句
Normal[英]['n?:ml][美]['n?rml?]法矢
1.This paper presents a novel triangulation algorithm based on the normal information of the surface and the Delaunay triangulation algorithm.借助于曲面上的法矢信息和三维Delaunay三角剖分算法,该文给出了一种新的散乱点三角剖分算法。
2.This thesis studies surface extracting and especially focus on the estimating of the normal .重点研究了基于离散点云的法矢曲率精确估算、二次曲面提取和拉伸面、旋转面提取等内容。
3)normal vector法向矢量
1.The Median Theorem will be applied to determining the normal vector of the point on parabola and then using the technology of tip compensation to measure the parabola accurately.确定抛物曲线面上所测量点的法向矢量,启动测量针半径补偿作精密测量,使用DEAPPL语言设计程序组,阐述进入CAD/CAM中的数据文件组生成,探讨等距值d对测量精度的影响,在测量机上快速完成二维曲线的测绘和检验,设计的程序组通过标准球实验,测量精度高,除能完成抛物线检验外,还能用于其它精密二维曲线扫描。
2.In this paper, first introduces about normal vector and then deals with how the stylus regulating automatically its own level on contact complex surface and holds constant level with nominal deflection.首先介绍了法向矢量在仿形扫描中的作用 ,然后提出了名义偏倾值 DN 的概念 ,及引入名义偏倾值 DN 后在解决扫描中脱模的原理及实现 ,最后介绍了仿形加工及数字化在模具加工中的差异和应注意的问题。
3.Our method uses object surface normal vectors to obtain vector distances between 3D objects.本文提出了基于Ｂ－Ｒｅｐ的计算三维物体间距离的方法，即利用物体的表面法向矢量直接计算三维物体间的定向距离。
4)vertex normal vector顶点法矢
1.Based on the improvement of Taubin s discrete curvature estimation method of triangular mesh by the adoption of area and angle weighted triangle vertex normal vector calculation formula and triangle centroid weights, a novel algorithm for triangular mesh regularization is presented.采用面积夹角加权的三角网格模型顶点法矢及三角片质心权值对Taubin的三角网格模型离散曲率计算方法进行了改进,在此基础上提出了一种新的三角网格模型优化调整方法。
2.A new formula for the calculation of mesh vertex normal vector is presented.本文首先提出了一种新的网格模型顶点法矢计算公式 ,该公式采用网格模型中三角片面积与顶角角度综合加权 ,可同时反映三角片面积与顶角角度对顶点法矢的影响。
3.A novel formula for the estimation of triangular mesh vertex normal vector is presented.给出了一种新的面积角度加权的三角网格模型顶点法矢计算公式,在此基础上对Taubin离散曲率计算方法做了改进,采用质心距离权重代替面积权重,提出了新的离散曲率计算方法。
5)vector method矢量法
1.Application of high slope deformation vector method in Lijiaxia project;高边坡变位计算的矢量法及在李家峡工程中的应用
2.The analysis of static force in dynamic statefor aircraft landing gear using base vector method;用基底矢量法进行飞机起落架动态静力分析
3.Application of Vector method in problems of mathematical solution;矢量法在数学求解问题中的应用
6)pattern search method模矢法
1.This paper presents an accelerated derivative-free algorithm for unconstrainged optimization, which is based on traditional pattern search method.本文构造一个求解非线性无约束优化问题的免梯度算法,该算法基于传统的模矢法,每次不成功迭代后,充分利用已有迭代点的信息,构造近似下降方向,产生新的迭代点。
延伸阅读
矢人盘矢人盘 西周晚期著名青铜器。见“散氏盘”。
