1) convexity preserving
保凸
1.
G~1 convexity preserving quadratic polynomial parametric interpolating curve
G~1保凸分段二次多项式插值参数曲线
2.
We present a new dynamic convexity preserving subdivision scheme based on the bi-quadratic uniform trigonometric polynomial B-spline.
提出一种基于均匀三角多项式B样条的动态保凸细分算法,它可以看作DooSabin细分算法在动态模式下的一个推广。
3.
Based on the analysis of the convexity for planar discrete data points, a type of local, interpolatory and convexity preserving discrete subdivision scheme for the generation of smooth curves is presented, and the schemes proposed in [1] and [2] are the special cases.
在分析平面参数型离散点列凸性的基础上 ,提出了光滑曲线生成的一类局部保凸插值离散细分方法 ,使得文献 [1,2 ]提出的方法成为特例 。
2) convexity
[英][,kɔn'veksiti] [美][,kɑn'vɛksətɪ]
保凸
1.
This paper is concerned with the convexity conditions of implicit algebraic surfaces whose formulas are represented through the relations of the coefficients of the Bernstein-Bezier-representation.
给出了隐式代数曲面的保凸条件,此条件是由曲面的Bernstain-Bezier表达式的Bezier系数的关系式给出。
2.
Necessary and sufficient conditions for convexity preserving of developable surface patches are presented.
文中对计算机辅助设计技术中常用的可展面进行了保凸分析 ,利用该结论可以轻而易举地判别和控制可展面的形状 。
3) convexity-preserving
保凸
1.
At the same time this method realizes a convexity-preserving.
该方法结合了两种已有的算法,能够保证网格边界在变形过程中始终保持凸性,且任意时刻的中间网格与初末网格同构,即不产生自交现象;同时文中方法实现了两个凸多边形的保凸变形。
4) preserving convexity
保凸
1.
This scheme has the preserving convexity property, i.
在分析 Dyn等人的经典 4点线性插值离散细分格式的基础上 ,提出了一类函数型非线性离散细分格式 ,它具有保凸性质 ,即在满足一定条件时 ,这种格式保证了对于凸数据 ,其每一步细分多边形都是凸的 ,从而极限曲线也是凸的 。
5) convexity control
保凸控制
6) convexity preserving property
保凸性
1.
This paper shows that under a necessary and sufficient condition, there exists a cubic rational Bezier curve with convex hull property and convexity preserving property which passes two given points inside the control polygon.
但由两点确定的三次有理 Bzier曲线的权因子不一定非负,从而不能保证曲线具凸包性和保凸性,而无论从理论还是实用角度看,曲线的这两个性质都是很重要的。
补充资料:凸凸
1.高出貌。
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