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- Some application examples of simplified Dynamic NURBS Swung Surfaces are showed, which include rounding and blending, scattered data fitting and interactive sculpting. 举出了一些准D-NURBS摆转曲面的应用实例,如曲面倒圆角与调和、曲面拟合及交互式造型等。
- scattered data fitting 散乱数据拟合
- Aiming at the surface approximating of the scattered data, this paper proposes a fitting method of curved surface which is based on the radial basis functions used together with the B-spline surface. 摘要针对散乱数据的曲面拟合问题,提出一种径向基函数与B样条插值结合使用的曲面拟合方法。
- Fitting Conic to Scattered Data in a Plane 平面上散乱数据点的二次曲线拟合
- The equivalent stiffness was expressed in piecewise as a cubic stiffness and a linear stiffness through data fitting. 利用数据拟合将该等效刚度分段表示为三次非线性刚度和线性刚度;
- The scattered data that holds the history and awareness of the Living Library is now lining up. 保存历史和生命觉醒图书馆的分散数据正在重新排列。
- By data fitting of FEA, an empirical formula of the limit pressure for elbows with local thinned area on inner wall of extrados has been attained. 由有限元计算结果数据拟合出了外拱内壁局部减薄弯管塑性极限内压的计算公式。
- Developers frequently require guidance when building JDBC code; bad JDBC code often results in having scattered data access code all over the place. 在建立JDBC程式码时开发人员常常需要一些指导;差的JDBC程式码往往使得到处都是资料存取程式码。
- This toolbox is not only suitable for empirical datum fitting processing, but also applicable for transforming the form data to function expression. 该工具箱不仅适用于试验数据的拟合处理,还适用于将表格数据转化为函数表达式。
- A new algorithm is presented in this paper for piecewise quadric B-splines curve reconstruction from scattered data in a plane. 摘要基于控制顶点扰动的思想提出了一种新的曲线重构算法,用于构造一条分段二次B样条曲线来逼近平面上的散乱数据点。
- For complex target"s RCS data, AR model is useful in RCS data fitting, but can not extrapolate and predict unknown data effectively. 通过对复杂目标实测数据的分析发现AR可以较好地完成拟合,但不能有效地外推预测未知数据。
- The paper studies the main algorithm of morphing between spatial triangle meshes, which follows former articles of scatter data triangulation. 摘要研究了在散乱数据的三角剖分后对所形成的空间三角形网格进行变形的具体操作算法。
- This paper discuss the method of data fitting in intergral rule, that is intituled least squares integral method, and gives two format of fitting function in common use. 本文探讨了积分准则下的数据拟合函数的方法,称为最小二乘积分法,并给出了两个常用拟合函数具体形式。
- Realize the transformation of data from operating type to analysis type, including colligate the data, coordinate the data, change the continues date to scatter data, and so on. 实现了从操作型数据到分析型数据的转换。其中包括对数据的综合,数据整理(统一表现形式、命名习惯等),根据分析需要,将连续型数据转化为离散型数据等等。
- Through Romberg method a numerical integral and data fitting procedure are carried out, the study gets the flown streamline equation by a polynomial of 5 in Cartesian coordinate. 通过Romberg方法进行数值积分,经过数值拟合,得到笛卡儿坐标系下的五次多项式形式流线方程。
- Edwards attributed that to a lucky twist: The computer was running an ancient operating system, DOS, which does not scatter data all over drives as other approaches do. 爱德华兹将其归功于一件幸运的事上:那部电脑运行的是旧的DOS操作系统,它与其它系统不同,并不是将数据分散在整个磁盘上。
- It is very important and useful technology in the Speediness Prototype manufacture technology that three dimension scatter data are reversed to the STL format data. 摘要在快速原型制造技术中由三维实体离散数据反求STL数据文件是非常重要且实用的技术。
- When thiol was equal to vinyl or vinyl was excessive than thiol, the data fit well with first oder kinetics in a good linearity ... 在巯基和乙烯基的量之比相等和乙烯基过量的情况下,按照一级反应处理的动力学数据呈现较好的线性关系,且反应速率与巯基浓度的一次方成正比,与乙烯基浓度无关。
- The triangular interpolating surface construction based on scattered data points has extensive applications in CAD/CAM, scientific visualization, image processing. 基于散乱数据点集构造三角插值曲面的方法,在CAD/CAM、科学计算可视化、图像处理等领域有着广泛的应用。
- In range image processing,the research on modeling and recognition for scattered data points is more universality,and it has became the focus of attention in computer vision. 摘要 在深度图像处理中,针对散乱的数据点进行三维建模与识别研究更具一般性,它是计算机视觉领域中的一个研究热点。