English translation for "曲线生成"
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- curve generation
Related Translations:
宏命令生成: macrocommand generatormacroi truction generator 胆红素生成: bilirubin production 生成语义学: generative semantics 生成模式: generating schemegenerative scheme
- Example Sentences:
| 1. | As an application of the algorithm and the properties , some examples are given 作为对曲线生成算法和性质以及插值方法的应用,最后给出了一些图形实例。 | | 2. | The paper expounds the algorithms of generating quadratic curve . using quadratic curve and cubic bezier curve enforces the smooth of curves 论文阐述了几种二次曲线生成算法;说明如何应用二次曲线和三次bezier曲线拟合改善曲线的光滑性。 | | 3. | The thesis also explains how to design the function models , ( such as communication model , curve building model and control arithmetic model etc . ) in the software of the controller . the method of corresponding these models was also illuminated 阐述了adcm控制器的软件设计;阐述了各个功能模块(如通讯模块、曲线生成模块、控制算法模块等)的实现及它们之间协调工作的方法。 | | 4. | Since pixel - level contrapose pixel coordinate , trigonometric function must be used to translate polar coordinates to pixel coordinate when the curve is described by polar coordinate . so research is very little on algorithms for generating this sort of curve by now 由于逐点是针对象素坐标系而言,而对极坐标系下描述的曲线,在转换到象素坐标系时要用到三角函数运算,因此目前很少提到对极坐标曲线生成算法的研究。 | | 5. | Paper [ 76 ] provides a integer algorithm for rasterizing free curves , we need change the curve form to implicit function form , then use curve ' s positive - negative property to draw , but we ca n ' t use this algorithm when curve ' s degree is higher than 3 and this algorithm ca n ' t avoid using multiplication ; paper [ 77 ] provides a new generating algorithm , this algorithm can draw bezier very well , but for b - spline curve , we need use convert them into bernstein base form . because this process spends a lot of time , this algorithm has not a good speed and effect for rendering rational b - spline curve 现在经常采用的算法也是基于几何的算法(即线式生成算法)和基于像素的算法(点式生成算法) ;文献78 ]提供了一种有理参数曲线的快速逐点生成算法,该算法对有理b吮ier曲线的绘制,能起到很好的作用,但是对于有理b样条曲线,必须先通过多项式的代数基与bemstein基间的变换矩阵,把原式用bemstein基表示,这一过程由于计算量大,降低了曲线生成的速度和效率 | | 6. | Another algorithm is based on pixels : sample many points along the curve , round them to the nearest integer and set each pixel the computed point falls in . although this algorithm uses integer arithmetic , it provides the smooth curve possible at the expense of computation time as many points have to be computed to ensure that no gaps are created along the curve . furthermore these two algorithms we mentioned above is appropriate for low degree parametric curves , for high degree parametric curves , we usually approach them by using low degree rational parametric curves , the generating curve ' s fairness property is not very good 我们知道当节点矢量的两端节点均为k重节点且无内节点时, b样条基函数退化为bemstein多项式,因此该生成算法还可推广到b能ier曲线中,具有广泛的应用价值、同样地,在cad和cagd中,有理b样条曲线,特别是非均匀有理b样条曲线( nurbs )已经成为曲线曲面设计中最广为流行的技术,然而对这些曲线目前也尚无很好的曲线生成算法,因此有理b样条曲线的生成算法无疑有着更重要的意义 | | 7. | The second is that the upper computer receives the data sending by the communication software to realize the intelligent detection of net structure . the functions include the displaying of the channels of the data acquisition , the displaying of the curve of the acquiring data , the online and offline data analysis , the saving of acquiring data file , the data file management of hard disk and the configuration file ; the third is that it realizes the time analysis , fft and hilbert by intermixing visual c + + 6 . 0 with matlab , which has the strong ability with data analysis , signal processing and graphic displaying , data processing and plenty of tools boxes . it implements these functions including fft and hilbert w ithout using matlab again in the environment of visual c + + 6 . 0 上位机监测软件功能包括通道数据实时显示、数据实时曲线生成并显示、实时数据分析、离线数据分析、数据文件保存、磁盘数据文件管理及配置文件管理; ( 3 )使用visualc + + 6 . 0语言作监测系统的实时数据分析的软件设计,并结合matlab的强大的数值分析、矩阵运算、信号处理和图形显示功能及其强大的数据处理能力和丰富的工具箱使数据分析工具,脱离matlab环境,实现visualc + + 6 . 0和matlab混和编程,实现采集的数据实时以及离线时域分析、傅立叶分析和小波分析。 | | 8. | In this article i do a lot of analysis for the data formed in the mobile samples with the basis of the research of data mining , mainly including : it analyses and summarizes the theory and technology of data , especially the further discussion of the data mining algorithm for time sequential . it introduces the course of the test curve of the power transmission system of electric mobile and discusses the technology and methods of pretreatment for curve data . it studies and develops the antitype system for the analyses of test curve data of the power transmission system of electric mobile with the mining and analysis of test curve data of the power transmission system of electric mobile and the basis of the algorithm of time sequential 本文以目前数据挖掘的研究为基础,对汽车样品试验中形成的大量数据进行分析处理,主要研究内容包括:分析和综述了数据挖掘理论基础和相关技术,特别是对时间序列挖掘算法进行了深入的讨论介绍了电动汽车动力传动系统检测曲线生成的基本过程,讨论了曲线数据的预处理技术与方法以时间序列挖掘算法为基础,对电动汽车动力传动系统检测曲线数据进行了挖掘与分析,研究并开发了电动汽车动力传动系统检测曲线数据分析原型系统。 | | 9. | Finally , a method is put forward to construct the nurbs curves on sphere , which extends the de boor recursive algorithm in r3 to one on the sphere by replacing the geodesic distances for the lines and studies their many geometric properties analogous to those in euclidean spaces , such as the differential property , the local property , the parameter invariance under a projective transformation , and so on 两种方法均给出误差估计,使逼近螺线可达到任何预先给定的精确阶。最后,给出球面nurbs曲线生成算法:用球面上测地线? ?劣大圆弧代替直线段,将欧氏空间r ~ 3中的deboor递推算法推广到球面上构造曲线。 | | 10. | The method takes advantage of bezier curve to work out a set of blade profiles of centrifugal pump , using thickening law to thicken the profiles . then the pressure and suction lines of the blade can be obtained . it takes advantage of bezier surface to create pressure and suction surface and makes use of mdt software to create the three - dimensional blade entity 首先采用速度系数法计算得到离心泵叶轮的基本参数,再由b zier曲线生成一组叶轮叶片型线,按照加厚原理对型线进行加厚,得到正背叶片线,再采用张量积b zier曲面生成叶片正背面,由mdt进行三维实体造型得到叶片,从而得到流场计算区域的模型。 |
- Similar Words:
- "曲线上任一点之曲率半径" English translation, "曲线上升斜率" English translation, "曲线上纵坡折减" English translation, "曲线设定" English translation, "曲线设计" English translation, "曲线省" English translation, "曲线式" English translation, "曲线式计分法" English translation, "曲线式节理系统" English translation, "曲线式样精简数据法" English translation
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