平移

The parametric speed of the curve is firstly approximated by the Bernstein polynomial, which takes the lengths of control point vectors of the direction curve of normal as Bézier coordinates.

其次 ，基于参数速度的 L egendre多项式逼近和插值区间端点的 Jacobi多项式逼近，导出了保持法矢平移方向的两种代数方式的等距有理逼近算法。

After wavelet transform and quantification,a prediction module was introduced to estimate the entropy of EBCOT code block within available bit plane,then the summation estimate entropy of each image was used to allocate the rate for each image to eliminate influence of the reconstructed image quality using equal allocation.

利用干涉多光谱图像成像推扫平移特性，在小波变换中使用运动补偿来减少帧间相关性，并对图像组中各个图像小波变换和量化后EBCOT编码码块的有效比特平面进行独立的熵估计。

We prove that on the localgauge group C∞(M a compact manifold,G a matrix Lie group)there does not exist afinite translationally invariant Borel measure.

我们证明了在局域规范群C∽(M为一紧致流形，G为一矩阵李群)上不存在有限的平移不变的Borel测度。

Aimed at the characteristic of retinal images, the algorithm of extraction of branch point and crossing point of vessels is proposed, the content includes the confirmation of the number of branch points and the precise extraction of the location of branch points. Branch point corresponding is determined by distance and the angles.

针对视网膜图像的特点，提出了一种血管分支点和交叉点的提取方法，包括分支个数的确定、分支点位置的精确提取等；在特征点对应性确定方面，提出利用距离度量和具有旋转、平移不变化的角度特征进行对应性的确定。

In order to calibrate the algorithm,the image transition is used to validate its feasibility and dependability.

为标定互相关算法的准确度，文中采用图像平移的方法验证算法的可行性和可靠性。

So it can effectively extract information from the signal and carry outmultiscaled detailed analysis through dilation and shift operations.

因而它能有效的从信号中提取信息，并且可以通过伸缩和平移等运算功能对信号进行多尺度细化分析。

More complicated perspective projections can be composed by combining this one with rotations, scales, translations, and shears to move the image plane and center of projection wherever they are desired.

更加复杂的透视投影可以是与旋转、缩放、平移、切变等组合在一起对图像进行变换。

For Hu invariant moment having no scale invariance, two modified algorithms are proposed: one is based on the normalized central moment coming from the concept of image square and the other is based on constructing a new invariant moment.

主要贡献如下： 1。针对离散情况下Hu不变矩特征仅仅具有平移、旋转不变性，不具有比例不变性的问题，提出了两种改进算法：一种是从图像正方形概念演变而来的归一化中心矩的修正；另一种是重新构造新的不变矩特征。

By taking advantage of a corollary of the Desargues theorem and the corresponging extension of Desarguesian configuration, the concept of stereohomology has been defined in projective geometry and presented based on homogeneous coordinates. Consequently, a series of geometrical transformations, such as central projection, parallel projection, centrosymmetry, translation transformation, reflection, rotation transformation, which can be contained in it or derived from it have also been analytically defined.

利用Desargues定理的一个推论和引申的Desargues图形，给出"空间透射"在射影几何意义下基于齐次坐标表象的解析定义，从而解析定义了可蕴涵其中的中心投影、平行投影、中心对称、平移、反射等几何变换以及可由此衍生出的旋转变换。

This is based on the feature of changelessness of the intensity contour in the Fourier spectrum plane while object plane is moved in Fourier transform system.

根据傅里叶变换系统中物面平移其频谱面上光强分布不变的特点，提出一种利用二次傅里叶变换实现CCD精密定焦的方法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。