affine

Understanding affine transformations requires considerable mathematical sophistication.

理解仿射变换需要相当深厚的数学知识.

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A fractal object is self-affine instead of self-similar if it has scaling property in different direction.

当分形体在不同方向的标度规律不同时,它就是自仿射而不是自相似.

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This paper introduces the application and graphic analysis of perspective affine transformations in axonometric ellipse.

本文介绍透视仿射交换在轴测椭圆中的应用和作图分析.

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All the current geometric hashing methods are just suitable for the object recognition under affine transformation.

几何哈希法,作为一种有效的模型搜索算法,在物体识别中有着重要的应用.

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With these points, affine elements of the quadric curve, such as the center, conjugate diameters and asymptotes etc, may be constructed by means of a scale and a com-pass, and consequently the quadric curve may be classified affinely.

由这些给定的点，用直尺和圆规容易作出此二次曲线的仿射要素，例如中心、共轭直径和渐近线，等等，从而可将此二次曲线进行仿射分类。

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The proposed algorithm is divided into two phases of predictor and corrector. Firstly in the phase of predictor, the affine direction is calculated; then in the phase of corrector, the Newton direction is obtained with correction.

所用算法分成预测和校正两个阶段进行，首先在预测阶段求出仿射方向，然后在校正阶段对其进行校正从而得到牛顿方向。

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Three kinds of equivalent ciphers of AES are presented by separating S-boxes affine transformation.

分离了AES密码中S盒的仿射变换,得到了与原密码S盒 不同的三种等价密码.

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Affine inverse functions derived from the inverse function composed with affine permutations possess good cryptographic properties.

有限域上的逆函数左右复合一个仿射置换而成的仿射逆函数具有很好的密码学性质。

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Finally, the anomalous scaling property of 3-dimensional second-order factorial moments is obtained from self-affine analysis.

最后用三维自仿射分析得到了三维 二阶 阶乘矩的反常标度性.

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Secondly, the wrong match points were deleted based on the Mahalanobis distance with affine invariance.

第二步，利用马氏距离仿射不变性删除错误的点对；

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A new method that combines the ellipsoid method and affine arithmetic is presented.

本文提出了一种结合椭球算法和仿射算术的新方法求解鲁棒性几何规划.

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It is possible an affine transformation to be applied to glyph images when they are loaded.

当字形图像被装载时,可以对该字形图像进行仿射变换.

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A non-affine nonlinear model for a single-machine infinite-bus system with static VAR compensator ( SVC ) is established.

对于含 静止无功补偿器 的 单机 无穷大系统建立了 非 仿射非线性模型.

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Thellos is done to enable separate analysis of the uniform and non-affine components of shape variation.

如许做是为了单独阐发图形变量的 非 仿射部门以及同一部门的形态变化环境.

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We obtain an estimation about the Hausdorff dimension of self-affine sets.

摘要本文给出了一类自仿集的维数估计式.

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Affine invariance is an important research field about it.

仿射变换不变性是其中一个重要的研究内容.

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The concepts of affine-deformation in "Rubberlike liquid theory" and in Rouse-Zimm model and of non-affine deformation are discussed.

本文对类橡胶液体理论和Rouse-zimm模型中的仿射变形假定及新发展的非仿射变形假定同时加以讨论。

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A new tree height measurement is presented, which is based on affine reconstructive.

论文提出了一种基于仿射重构的树高测量方法.

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A general affine transformation involves translation, scaling and rotation operations in three dimensionalspace.

一般仿射变换涉及3维空间的平移 、 缩放和旋转操作.

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The paper chiefly discusses affine invariant moments and the ANN application in the pattern recognition, even simulating the classifier with the BP net and BPX arithmetics. It uses three-order affine invariant moments as characteristic to recognize the aeroplane image.

主要讨论了仿射不变矩及人工神经网络在模式识别中的应用，即使用BP网及BPX算法来模仿分类器，同时提取图像的3阶仿射不变矩作为特征输入建立对飞机图像的识别系统。

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The same LM algorithm is used to track the affine deformation parameters of the target.

使用LM优化方法跟踪目标的仿射运动参数.

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This paper discribes the method of graphing space geometry by affine transformation.

用仿射变换的方法图解空间几何问题对,在图解圆与椭圆之间的转换过程中确定长短轴是解题的关键.

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Affine frame is a very basic concept in wavelet theory.

仿射框架是小波理论中很基本的概念.

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This paper concerns the ratio of centro-affine invarients for a projection body.

摘要本文研究了关于投影体的中心仿射不变量比的问题.

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The homography between corresponding matching windows can be approximated an affine model.

两幅图像中相应特征点邻域窗口之间的单应映射可以用仿射变换模型来近似.

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This type is called affine.

这叫做仿射交换.

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It mainly comprises global affine transformation attack and local random bending attack.

该攻击主要包括全局仿射变换攻击和局域任意扭曲攻击两种.

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However, up to now, main research works are only limited to piecewise linear affine systems.

然而, 迄今为止, 主要的研究工作仅局限于分段线性仿射系统.

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Application and analysis of perspective affine transformation in Axonometric Drawing

透视仿射变换在轴测椭圆中的应用与分析

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This paper gives a proof about the fundamental theorem ( and the inverse theorem) on the affine groups of motions in the affinely connected spaces.

本文给出仿射联络空间中仿射运动群的基本定理的一种证明；

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