平移

Programming with maltlab realize the translation invariant denoising fast algorithm, combined with examples of validation of the method of de-noising performance.

详细说明：用maltlab编程实现了平移不变量去噪的快速算法，结合例子验证该方法的去噪性能。

The proposed algorithm is demonstrated by applications to be invariant to translation and scaling, is about 30 times more computationally efficient than the Fourier-based descriptors.

实际应用验证表明，该算法对轮廓特征的表述具有较好的平移、尺度不变性，且具有30倍于傅里叶描述子的运算效率。

The main results as follow:(1) We give three kinds of distance of interval-valued fuzzy sets defined on real line R, denoted by d~*,d_p~* and d_∞~*, and study some properties, for example, homogeneity, translation invariant and so on.

主要工作如下：(1)给出了定义在实数域R上的区间值模糊集之间的三种距离d~*，d_p~*和d_∞~*，讨论了它们的基本性质，如齐次性、平移不变性等。

In order to conquer the threshold method's shortages,the threshold function is further improved through the simulation of channel's noise based on the translation invariant wavelet,which makes the threshold...

为了克服阈值法的不足，在平移不变量小波阈值去噪法的基础上，通过仿真低压电力线信道噪声，对阈值函数进一步改进，使阈值的变化与噪声的小波变换随尺度的变化特性相一致。

Besides having the invariant to the translation,scaling and rotation,the wavelet moment has the multiresolution properties so it is suitable for classing the very similar objects.

小波矩除了具有矩特征的平移、缩放和旋转不变及抗噪性强的特性以外，还增加了小波对图象结构精细特征的把握能力强的优点。

Orthogonal wavelet transform is not possessed with linear phase or translation invariant features, so there are still many problems in the field of signal noise reduction, such as signal oscillation phenomenon.

其中正交小波变换不具备线性相位、不具有平移不变性等特性，导致其在信号降噪领域仍存在很多问题，会使信号产生振荡现象。

Wavelet moments are translation, rotation and scale invariant, and can extract local multi-level features, so they are applied as features to describe motion sequence and actions.

小波矩具有平移、旋转和缩放不变性，能够提取局部多层次特征，被用来作为特征描述运动序列以及动作。

In order to improve the sensitivity in phase of Gabor filters, we introduced the rotation and scale invariant filters for texture segmentation based on the circular transform and Mellin transform and their rotation and translation invariant.

并在此基础上，利用圆周变换和Mellin变换的旋转和平移不变性，讨论了具有旋转和伸缩不变性的纹理分割滤波器，以克服Gabor滤波器的相位敏感性缺点。

The db4 wavelet was applied in signal de-noising and the translation invariant wavelet was used to eliminate the Gibbs phenomenon .

对电力系统接地短路电流信号的去噪进行了研究，针对小波去噪等信号处理方法中存在的 Gibbs现象，提出并研究了采用db4小波进行信号去噪，采用平移不变小波变换，并以新型阈值代替传统阈值，进一步改善了去噪效果。

As translation, scale and rotation invariant features, the Orthogonal Fourier-Mellin Moments are robust and have good ability of image classification and reconstruction. They have been widely used in scenery analysis, target recognition and image classification.

正交傅里叶-梅林矩由于具有平移、尺度、旋转不变性，以及较强的鲁棒性和图像分类和重建能力，在景物分析、目标识别和图像分类中得到了广泛的应用。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐