查询词典 projective

According to the fUndamental theorem of coniC In projective geometry any five points can decide one conic section .

在射影几何中，二次曲线定理告诉我们任意五点可以决定一条二次曲线。

Chapter 6,"Pig and Pepper," parodies the principle of continuity, a bizarre concept from projective geometry, which was introduced in the mid-19th century from France.

在第六章，"猪和胡椒粉"则是连续规律的模型，他是投影几何中一个奇妙的概念，第一次引入这个概念是在19世纪中期的法国。

A projective silhouette based method was proposed to reconstruct the shape of little convex polyhedron.

为实现小凸多面物体面形快速重建，提出了基于投影轮廓的新方法。

The Graphical Representations of Connected Cubic Arc-Transitive Coset Graphs of Minimum Degree on Projective Special Linear Group PSL2,p

特殊射影群PSL(2，p)的最小级连通3度弧传递陪集图表示论文标题：特殊射影群PSL(2，p)的最小级连通3度弧传递陪集图表示

BCH Codes; Reed-Muller Codes; Period Distribution; Cyclical Coset; Generalized Hamming Weights; Projective System

BCH码；射影Reed-Muller码；周期分布；循环陪集；射影系统；广义汉明重量

The cross ratio of four points in the vanishing line is a projective invariant.

消失线上的四点交比是射影不变量，该不变量与各点所对应的直线夹角存在内在联系。

Cross ratio is an essential invariant related to projective transformations,and discovering intrinsic properties of scene by using invariance of cross ratio computation is one of the hotspots in computer vision fields.

1引言交比是一个和射影变换有关的一个基本不变量，它的透视不变性已经引起了计算机视觉研究人员的重视，人们利用它从透视图像中进行物体识别[1][2]。

They are ①cubic plane curve constituted with projective pencil of lines and line eonic

进而证明三个定理：①一次线束和其射影对应的二次线束，所对应直线交点的轨迹为三次平面曲线

It order to overcome the difficulties in representation of developable surface s utilizing traditional approaches,based the concept of duality between points and planes in 3D projective space, a direct explicit method of computer-aided design for developable surface s was presented.

基于三维射影空间中点和平面间的对偶性，提出了计算机辅助设计五次样条上可展曲面的一种简单且有效的方法，通过采用该方法，可利用具有B啨zier和B样条基的控制平面设计可展曲面。

Experimental results show that the invariants not only have projective invariance but also have high stability and discriminability.

这组不变量不仅具有射影不变性，而且具有较好的稳定性和可分辨性，可以有效地识别平面多边形。

So that more consumers can enjoy more delicious quality, technology is even better than wine.

让更多的消费者可以品尝到品质更为鲜美，工艺更为精湛的葡萄酒。

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