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- 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。
- 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
- A B splines based BEM and its application in computing wave forces 基于B-样条的边界元方法及其在波浪力计算中的应用
- 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。
- 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。
- 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。
- 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;
- 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。
- 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。
- 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.
- In this paper,LFFC based on B-spline network(BSN) is designed by means of qualitative knowledge of the process and disturbances. The advantages of B spline network with fast convergence and avoidance of the local extreme are used. 在系统和扰动定性知识的基础上;设计了基于B样条网络的学习前馈补偿控制;利用了B样条网络具有收敛速度快和避免局部极值的优点.
- In this paper, the weighted rational cubic spline interpolation has been constructed using the rational cubic spline with linear denominator and the rational cubic spline based on function values. 文中利用分母为线性的有理三次插值样条和仅基于函数值的有理三次插值样条构造了一种加权有理三次插值样条 ;由于这种有理三次插值样条中含有新的参数 ;给约束控制带来了方便 .
- The theory of spline function especially B spline function has been greatly developed sinee 1960s,It has become one of the main mathematical tools in the Computer Aided Geometry De- sign(CAGD). 60年代以来,样条函数特别是B样条函数的理论有了很大发展,已经成为计算机辅助几何设计(CAGD)工作中的主要数学工具。
- C.L. Waite Langwidere,“Hierarchical spline based facial animation system with simulated muscles”, University of Calgary, Department of Computer Science, Calgary, AB, October 1993. 叶士豪;“以实际影像序列为依据之人脸动作模拟”;国立中山大学资讯工程学系硕士论文;2001.
- Study on B Spline Interpolator in CNC System 数控系统中B样条插补器的研究
- B Spline Function and Image Edge Detection B样条函数与图像边缘检测
- Optimization of Cam Contour by B spline Curve 利用三次均匀B样条曲线优化设计凸轮廓线