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- polynomial curve and surface 多项式曲线曲面
- Research on Degree of Fitting Implicit Polynomial Curves and Surfaces 隐含多项式曲线曲面拟合次数的确定研究
- In chapter 2, it tells the definition of B-spline curve and surface and the fundamental algorithm - de Boor algorithm for points of curve and surface. 在第二章中，介绍了B样条曲线曲面的定义及基本算法--求曲线曲面点的德布尔算法；
- By extending the normal based subdivision scheme for curve and surface design, a new algorithm for image interpolation is proposed in this paper. 摘要将基于法向的曲线细分技术应用到图像插值中，提出一种基于细分的图像插值算法。
- Thesis is devoted to construct and analysis piecewise rational splines, algebraic curve and surface for interpolation. 首先对参数曲线曲面、代数曲线曲面等问题的历史背景和研究现状进行了综述，并归纳了本文所做的工作。
- Therefore, the problem of fairing curve and surface becomes very important in CAD/CAM. 因此，曲线曲面的光顺处理就成为CAD／CAM中非常重要的一个问题。
- The pure mathematics of points and lines and curves and surfaces. 关于点,线,曲线和表面的纯数学。
- The second one emphasizes in the theory of BSC curves and surfaces. 第二部分为BSC曲线曲面的理论。
- Many parametric curves and surfaces have been developed in CAGD. 在计算机辅助几何设计领域中,许多种参数曲线和曲面已经有了完整的理论。
- Conhclusion The technical solution to reconstruct curve and surface models from cryo-sectional images is feasible and effective. 结论从冷冻切片图像序列中重建骨组织曲线曲面模型的技术路线可行、有效。
- NURBS has become only way in describing free curve and surface of product modeling because of its rich expression and flexible design characteristics. 摘要非均匀有理B样条(NURBS)因为其丰富的表达内涵和灵活的设计特性已成为产品建模中描述自由曲线、曲面的惟一方法。
- A whole technology way of reconstructing curve and surface model of skeletal tissue based on the Chinese digital human data was proposed. 提出从中国数字化可视人体数据集中获取骨组织曲线、曲面模型的完整技术路线。
- Since the new spline can include both polynomial curves and trigonometric curves as special cases without rational form,it can be used as an efficient new model for geometric design in the fields of CAD/CAM. 由于新样条把多项式曲线、三角曲线以及三角多项式B-样条曲线做为其特殊情况;所以它是CAD/CAM领域中一种新的有效的新模型.
- M. P. doCarmo, Differential Geometry of Curves and Surfaces, Prentice-Hall. 陈维桓，微分几何初步，北京大学出版社。
- The result show that the application of NURBS technology can improve the efficiency and accuracy of computer design for complicate curve and surface model. 实践结果表明:应用NURBS技术将大大提高利用计算机设计复杂曲线曲面模型的精度和效率.
- Non-Uniform Rational B-spline(NURBS) is the significant standard of describing and processing geometry problem on curve and surface in Computer Aided Geometry Design (CAGD). 非均匀有理B样条(Non-Uniform Rational B-spline，简称NURBS)方法，是计算机辅助设计(CAGD)中表示和处理曲线曲面几何问题的一项重要标准。
- In this paper, a new approach based on perturbation method is proposed for the piecewise polynomial approximation of rational curves and surfaces. 本文利用摄动的思想，以摄动有理曲线（曲面）的系数的无穷模作为优化目标，给出了用多项式曲线（曲面）逼近有理曲线（曲面）的一种新方法。
- Results A comprehensive technical solution to bone structure curve and surface modeling from cryo-sectional images is presented, and surface models database is established. 结果提出从中国数字化可视人体数据集中获取骨组织曲面几何模型的完整技术路线，并建立完善的曲面数据库。
- With the Lagrange multiplier method, the minimum distance of the center of a circle and a quadric surface was provided and the tangency condition of curve and surface was given. 利用拉格朗日乘子法求解二次曲线和二次曲面之间的最小距离,给出了曲线与曲面相切的条件。
