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- 3- order B spline 三次B样条
- Curvature monotony condition Tor the quadratic rational B spline curves. 二次有理B样条曲线曲率单调条件
- We could even order McGuffey readers and home school? 我们甚至可以?
- In the CAGD field, Coons surface, B spline surface and NURBS surface are mainly used. Coons类曲面、B样条曲面和NURBS曲面是CAGD中主要的曲面表达形式。
- This paper studies the method and process of interpolating the DEM based on rectangular grid with B spline and smoothing spline. 本文研究了B样条和磨光样条应用在基于矩形格网的DEM内插中的思想、方法及实现过程。
- The paper introduces a new way to calculate the structure of a given woven fabric on the basis of float combination with B spline curve funct. 本文根据浮长线对织物结构影响的原理,结合三次B样条函数,对机织物结构进行计算,根据计算结果可以得到模拟图像效果。
- In this article,the gray-scale image LOD scheme is realized by image meshing and B spline subdivision wavelet transform. 通过将灰度图像网格化,并在图像网格上进行B样条细分小波变换,实现了图像的LOD压缩算法。
- We obtain su? cient conditions for the oscillation of all solutions of the nonlinear even order neutral functional di? erential equation with continuous distributed delay. 本文获得了一类具连续分布滞量的非线性偶数阶中立型泛函微分方程所有解振动的若干充分条件。
- In this paper, it has used three uniform B spline surface to construct the surface of the blade die cavity, and developed a CAD/CAM system of the blade die. 应用双三次均匀B样条曲面，对汽轮机导叶片锻模型腔表面进行曲面构造，据此开发了导叶片锻模CAD及其型腔表面CAM系统。
- They are probably the result of even order harmonic distortion - a hallmark of the SET - that do not occur to any significant degree in the Densen amplifiers. 他们很可能是偶数阶谐波失真的结果-一个系列的标志-没有发生任何的电线放大器的重要程度。
- This method combines the homomorphic filtering and B spline smoothing.Firstly, a coarse bias estimation is got by Gaussian homomorphic filtering on the corrupted image. 该方法将同态滤波和B样条平滑相结合，首先采用高斯同态滤波器对污染图像滤波，得到初步估计的偏差场；
- Thus the even order susceptibilities would vanish for the medium and the leading contribution to the nolinear polarization due to the medium is the third order susceptibility. 因此,单模光场与此介质相互作用的哈密顿量正比于光场的湮灭算符与产生算符和的四次方。
- Application of B spline and smoothing spline on interpolating the DEM dased on rectangular grid[J].Acta Geodaetica et Cartographica Sinica,2000,29(3):240-244. B样条与磨光样条在基于矩形格网的DEM内插中的应用[J].;测绘学报;2000;29(3):240-244
- The sensitivity analysis was developed using the rigid viscoplastic finite element method.The preform die shapes are represented by cubic B spline curves. 表示预锻模具形状的三次B样条曲线的控制系数用作设计变量。
- A new approach based on cubic polynomial and B spline interposition to rebuild the CAM generated tool path under real time condition is presented in the paper. 本文采用三次参数样条曲线和B样条曲线来实时重构CAM生成的走刀轨迹，以少量的数据点便能达到比直线和圆弧插补高得多的加工精度。
- Some members of the largely conscript army "now rival women in the use of cosmetics, and some even order wigs to disguise their short hair for the vacation," according to the website of Chosun Ilbo newspaper. 据《朝鲜日报》网站消息，如今一些应征入伍的士兵“在用化妆品方面与女性有的一拼了，有些人在度假时，甚至戴假发来遮盖自己的短发。”
- The study puts forward the accurate difference method for elastic wave equation, using staggered mesh random even order, and formula for tilted contact surface's refraction blind zones. 在朋友帮助下,问题已解决!研究提出了弹性波方程交错网格任意偶数阶精度差分解法及倾斜界面地表折射盲区计算公式。
- A self adaptive method is proposed which can make line interpolating of a cubic B spline tabulated curve and generate varied step length cutter location points according to the machining accuracy. 给出了一种根据零件加工精度要求，对三次B样条列表曲线进行直线插补，自动生成变步长刀位轨迹的算法，简称自适应算法。
- In the early 1980s, the FDA accused the centre of numerous violations and even ordered a temporary shutdown. 80年代初，食品和药物管理局指责这个买卖血液的核心组织犯有大量的违反规定的行为，甚至命令他们暂停营业。
- According to the matrix representation of quadric B spline surface,a sufficient condition of G~1 continuity between two patches of adjacent quadric B spline surface has been provided. 利用二次B样条曲面的矩阵表达式;将B样条曲面进行分片表示;给出了两邻接二次B样条曲面间的G1光滑拼接的充分条件.
