平移变换

本文研究了在平移变换下凸体形状的匹配。

In this paper . we study the matching shapes of the convex bodies under the translation .

N（2,2,0）代数中平移变换的象与逆象

Image and Converse Image of Translation Transform of N ( 2,2,0 ) Algebra

讨论了N（2,2,0）代数中3类平移变换逆象之间的关系。

The relations between converse images of three classes of translation transforms on N (( 2,2,0 )) algebra are discussed .

在NUT-taub-like（NT-like）时空性质和测地线性质的基础上，研究矢量沿闭合圆形轨道的平移变换。

Based on the properties of spacetime and geodesic for the NUT-taub-like ( NT-like ) metric , the parallel transport of vectors around closed circular orbit is studied in this paper .

周期势场中电子在平移变换下的动量研究

Study on Electron 's Momentum under Translational Transformation in Periodic Potential

基于平移变换的小波阈值降噪算法研究

Study on Translation Transformation Wavelet Shrinkage De-noising Algorithm

风向判别的风量法原理、分支平移变换及基本风网的探索

Principles for distinguishing airflow direction by air quantity , branch parallel transformation and basic network

三维模型的预处理包括平移变换、旋转变换和缩放变换三个方面。

The preconditioning of 3D models includes translation transformation , rotation transformation and scaling transformation .

该算法不受指纹之间旋转变形、平移变换和非线性变形的影响，也不受细节点提取误差的影响。

The method is robust to the rotation , translation and nonlinear deformations between fingerprints .

这一表示在旋转和平移变换下是不变的。

Contours are approximations by polygon , this representation is invariant to translation and rotation transformation .

首先将直接操作总结为：平移变换、比例变换、旋转变换等三种操作方法。

It firstly divided direct operation into translation transformation , proportion transformation , and rotation transformation those three operation methods .

该算法根据小波采样的特点，对图像进行小波的图像伸缩变换、旋转变换和平移变换。

According to the characteristics of wavelet sampling , make use of this algorithm execute wavelet stretching , rotation and translation transformation .

D~4线中心投影的计算公式及D~4空间的平移变换和旋转变换

The Formula of D ~ 4 Line-Central Projection and the Translation Transformations and the Rotation Transformations in the D ~ 4 Space

算法不仅能适应目标物体在旋转、缩放、平移变换下的不变性识别.而且能适应仿射及射影变换下的不变性识别。

The algorithm can adapt to object recognition , invariant not only under rotation ? scaling ? translation , but under affine and projective transformation .

在签名对准过程中，根据曲折点的曲率、方向确定旋转、平移变换，大大减少了对准时间。

In the process of signature alignment , it reduces largely alignment time by assuring rotating and shifting transformation according to curvature and direction of zigzags .

基于圆锥曲面可以通过在其标准表达形式的基础上，经过中心平移变换和旋转变换得到的认识，将变换矩阵参数作为圆锥曲面特征拟合的参数。

A general cone can be modeled by translating and rotating the standard conic surface . The transformation matrix parameters can be seen as parameters of cone feature fitting .

为构造这样的混合水印，本文做三个方面的工作：①一个抗旋转、尺度缩放以及平移变换的水印算法。

In order to realize such a watermarking , three jobs were finished in this paper : 1 . A rotation , scaling , translation resilient watermarking algorithm was designed .

该方法以曲面的曲率为联系特征，在测量数据与模型曲面之间建立起满足角度、距离约束的对应关系，利用三点旋转平移变换法生成旋转平移变换列表；

The method establishes the corresponding relationships between two free-form surfaces with constraints of angle and distance by means of the surface features of the Gaussian curvature and the mean curvature .

本文在风网串并联理论基础上，引进参变量及等效性原理，使风向判别的风量法及分支平移变换的理论系统化。

Based on series-parallel connection theory , variables and principles of equivalence are introduced , so that theory for distinguishing direction of airflow by air quantity and branch parallel transformation becomes systematic .

借助从局部坐标系到全局坐标系坐标的变换方法，实现共形载体上单元方向图的旋转和平移变换，再通过方向图叠加原理完成共形阵列方向图的构建。

Using the method of converting local coordinate system to global coordinate system , element pattern transformation for rotation and movement is carried out . The pattern of conformal arrays is obtained by superposition .

本文推导出D~4线中心投影的计算公式，并且提出D~4空间的平移变换矩阵和绕各坐标面旋转的变换矩阵。

This paper deduces the formula of D ~ 4 line-central projection . It also puts forward the translation transformation matrix and the transformation matrix rotating around each coordinate plane in the D ~ 4 space .

根据系统状态初始值选择对滑模面进行旋转或平移变换，并且保证滑模面逐渐趋近于设定好的线性滑模面，以保证系统的收敛速度。

Rotating or translating the sliding surface on the basis of the initial states of the system , the time-variable sliding mode surface approaches a linear sliding mode surface to guarantee the convergence rate of the system .

然后，在传统标定矩阵中引入坐标平移变换算式，提出了一种综合考虑位置、姿态、坐标轴刻度比例缩放变换关系的六维力传感器静态标定方法。

The formula of coordination transformation is applied to traditional calibration matrix , and a new way of the six-dimensions force sensor 's static calibration is given that considers position , attitude and the proportional converting relation of the coordinate frame 's scalar .

给出关联空间及其绝对关联度的概念，在此基础上，提出一种保持平移变换不变的绝对关联度计算公式。

In this paper , the conceptions of incidence space and absolute incidence degree are given . On the basis of these conceptions , we advance the computational formula of the absolute incidence degree , which keep invariant of translational transformation , and give a computation example at last .

然后，借鉴全变差（TV）图像恢复的思想将上述迭代正则化方法推广到一类基于平移不变小波变换的加权逆尺度空间。

In addition , by idea borrowing from total variation based image restoration , we generalize the iterative regularization methods to a new class of nonlinear inverse scale spaces with weight .

水印算法充分利用SIFT特征点对图像旋转、缩放和平移等几何变换具有不变性的特点，构造稳健的SIFT局部不变特征区域，水印的嵌入和检测就在这些局部区域的小波变换域中进行。

The watermarking algorithm makes full use of the SIFT feature points , which are invariant to RST transformations , to construct local feature areas . And the embedding and detection of watermarking are in the wavelet-domain of these areas .

将小波的强局部分析能力和分形的强非线性处理能力进行优势联合，采用平移不变小波变换（UDWT）记录波形分频，提取深层有效缺陷信息；

Firstly , UDWT is used to divide the raw wave into different channels in frequency field to extract the deep information including fault ;

最后论文对生成的GPU的软件库进行了功能的验证，如平移、旋转变换，以及光照运算，剔除与裁剪，投影以及光栅化等功能进行验证，实现了图形芯片功能的模拟。

At the last of this paper , the main work is to test and verify the function of software model , such as translation , rotation transformation , lighting operation , remove and cut , projection and raster features . Succeed in simulating the embedded GPU chip .

因此提出一种名为局部线性判别嵌入（LLDE）的新方法来提高LLE算法的分类能力，并且可以通过一种改进的最大边缘标准（MMMC）自动得到最佳的线性平移和比例变换。

Thus a new method , named as Locally Linear Discriminant Embedding ( LLDE ), was proposed to enhance the recognition ability of the original LLE , where a Modified Maximum Margin Criterion ( MMMC ) was adopted to automatically explore the optimal linear transformation for translation and rescaling .

预处理包括片分割、直流电平平移和分量变换。

Preprocessing includes tiling , DC level shifting and component transformation .