查询词典 triangular factorization

Based on these split models, some incontinuous problems during the process of approximating the triangular Bezier surface by a group of plane triangles were presented and solved.

提出了Bezier三角曲面在分割和线性近似过程中的不协调性判别法则和处理方法。

The original medical images are segmented after preprocessing, and the segmented objects are 3D reconstructed as triangular surface.

系统通过读取医学切片图像，在图像预处理、分割、表面重建、平滑与简化后生成解剖真实的几何模型和有限元网格。

According to the generated hierarchical information between three-dimensional data,we can construct the surface triangular grid and execute three-dimensional modelling on the object.

采用模板匹配的方法识别用户手势，采用容差环的方法识别用户输入的物体轮廓，根据生成的三维数据之间的分层信息构建物体表面三角网格，对物体进行三维建模。

This paper studied deeply on 3D reconstruction and visualization. Based on the detailed analysis of the MC algorithm, which is used for extracting Iso-surface from volume data field, this paper presented a new method of directional smoothing and triangular curved surface reconstruction.

为了在微机上实现较好的三维重建效果与理想的交互显示速度，本文主要研究内容和结论如下：首先，对三维重建与可视化技术进行了深入研究，在对用于从体数据场提取等值面的经典MC算法深入分析的基础上，提出了等值面方向平滑处理与三角B－B曲面重构方法。

Reverse engineering ; CAD ; triangular Bézier surface ; surface reconstruct

反求工程； CAD ；三角Bézier曲面；曲面重构

NURBS surface reconstruction based on triangular surface and local shape deformation technique［Master Dissertation］.

刘志刚。基于三角曲面的NURBS重构及其局部变形技术的研究［硕士学位论文］。杭州：浙江大学， 2000

Due to the irregular distribution of space mesh data, the contour of surface cannot be gained from coordinate of points directly. So a method to detect edges of triangular mesh surface is brought out in this passage.

由于空间网格数据分布不规则，不能从点的坐标直接得到曲面的边界，因此提出了一种空间三角网格曲面的边界提取方法，通过判断一个点的邻接点是否都能通过三角网格的边组成闭合曲线来获取边界点。

For arbitrary triangular control meshes, a surface algorithm based-on bivariate box-spline is developed.

提出一种以任意三角剖分为控制网格的二元箱样条曲面算法。

I don't know how to solve this triangular situation.

我不知如何解决这三角关系。

I like the little triangular garden very much.

我很喜欢这个三角形的小花园。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样