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Home > chinese-english > "surface approximation" in English

English translation for "surface approximation"

曲面精度控制;曲面近似;面逼近

Related Translations:
approximation algorithm:  近似算法
approximation principles:  近似原理
traditional approximation:  惯用近似
approximation problem:  逼近问题
overall approximation:  整体逼近法
numerical approximation:  近似数值数值近似法
mean approximation:  平均近似
approximation process:  近似法
approximation theory:  逼近理论近似理论近似值理论
approximation points:  近似点
Example Sentences:
1.Quantity of vast discrete points are compressed to a appropriate number and these points are partitioned to different quadrangle for the reason of surface approximation using nurbs
四边域划分是实现了离散数据点的划分问题,将离散数据点进行分割,使每个区域适合于四边域的曲面拟合。
2.Secondly , based on nurbs curves approximation algorithm , a nurbs surface approximation algorithm on discrete data sets is given . thirdly , a shape - preserving parametric surface interpolation to data set is given
2基于所给的nurbs曲线的逼近算法,建立了带插值条件的离散点集的nurbs曲面的逼近算法。
3.Using local base surface parameterization , a parametric quadric surface approximation method is used to estimate the local surface curvature properties of scattered points based on propagating normal vector direction
首先,计算各点的邻近点集,选取合适的局部基础曲面,把邻近点集投影到相应的局部基础曲面。
4.Making full use of the correlated space information of multi - beam bathymetric data , the author put forward a method of gaussian surface approximation to build the grid net of regular digital terrain model ( dtm ) of surveyed seafloor , which is more accurate than other approximation methods
本文充分利用了多波束数据的空间相关信息,提出了一种基于高斯地形曲面拟合的数字地理模型数据网格化方法,准确快速地得到标准等深线图。
5.The nurbs curves and surfaces approximation to constrained data sets is discussed in this dissertation . the major works are as follows : firstly , based on simulated annealing algorithm and least square principle , a nurbs curves approximation algorithm to constrained discrete data sets is presented
本文讨论了带约束的离散点集的nurbs曲线、曲面的逼近问题,主要工作如下: 1基于模拟退火算法和最小二乘法,给出了带插值条件的离散点集的nurbs曲线逼近的算法。
6.In the final chapter , we discuss interval polynomial approximation of rational surfaces . firstly , we briefly state the interval - surface approximation based on the taylor expansion , and later , we give out a better interval - surface approximation based on the optimization method , which is also the main work of this paper
第四章主要介绍了有理曲面的区间多项式的逼近,首先简单介绍了基于泰勒展开来做的区间曲面逼近,后面是本文的主要工作,我们基于优化方法得到了更好的区间曲面逼近,它也是本文的重要部分。
7.Algorithms of curvature estimation and data simplification of scattered point cloud data are studied . local surface curvature properties on scattered - point data are estimated using a parametric quadric surface approximation , and the key step is local base surface parameteration method which resolves parameteration of scattered - point data . an algorithm is presented for simplifying the scattered point cloud data based on curvature restriction
实例表明,本文算法的简化结果既较好地保留了形状特征,同时使点的分布以点云密集的强制保留区为中心,在向附近扩散的过程中逐渐变稀,避免简化后点云的局部过密或局部过稀的情况。
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