投影

In order to solve these problems, a direct interpolation algorithm for the projective curve on parametric surface is proposed in this paper.

针对这种情况，文中针对参数曲面上以投影方式形成的空间曲线轨迹，提出了一种直接插补算法。

The correlation projection analysis proposed in this paper, including Canonical Correlation Analysis, Generalized Canonical Correlation Analysis and Partial Least Squares Analysis, is a feature extraction method based on two groups of features or two data matrices.

本文提出的相关投影分析，包括典型相关分析、广义典型相关分析和偏最小二乘分析是建立在两组特征或两个数据矩阵上的特征抽取方法。

Then,we prove the convergence of the radial basis function for solving partial differential equations with projection methods .

本文讨论用MQ作为插值的径向基函数，对自共轭椭圆型方程进行插值，证明了插值系数的唯一性，并用投影法证明了用径向基函数解自共轭椭圆型方程的收敛性。

The multilevel partitioner of MVP achieves the better partitioning of weighted undirected graph by introducing the graph core during the coarsening phase,the spectral graph theory during the initial partitioning phase and swarm intelligence during the refinement phase.

MVP系统的多水平剖分程序引入图核到粗化阶段，谱图论到初始剖分阶段，群智能到投影优化阶段，得到了无向赋权图更优的剖分。

DP lightning 45 HD-3D adopts the latest Dark Chip 3 chip DLP technology and reaches 2k(2048*1080) definition. Its active 3D technology can show more brightness and more perfect picture than passive 3D.technology.

DP Lightning 45HD-3D 运用了最新 Dark Chip 3片 DLP 技术，达到2K （2048×1080）分辨率，其主动立体功能相对于被动立体投影能展现更大亮度、更佳完美的3D 影像。

Firstly, rotate the deflective character string to horizontal level, then project the grey image of the character string from top, and sum up the black dot pels, the value act as a grey accumulated scatter chart, which is invariant to translation and zoom in scale.

先将出现偏斜的字符串旋转至水平方向，然后将字符的灰度图像从上向下投影，对黑点像素累计求和，构成灰度累计分布图。

The surface of the region of interest textured in this manner is perspectively represented in the view such that the position of the slice or projection image can be recognized relative to the region of interest.

将如此结构化的感兴趣部位的表面(22)在视图中透视地显示，使得相对于该感兴趣部位的表面可以看出断面图像或者投影图像(21)的位置。

In the phase measurement technology based on grating projection, there are some difficulties such as: the method of projection, phase unwrapping algorithm and 3-D coordinates calibration.

在光栅投射相位测量技术中存在着几个难点，例如：投影方式、相位去包裹算法和3－D坐标标定。

In this paper,an optical alignment system is introduced using gratings with different constant for the step projection photoetching machine.

介绍一种在分步投影光刻机中，采用不等栅距光栅进行对准的系统。

Finite element methods are analyzed, where the stress is approximated by the discontinuous Raviart-Thomas element of lowestorder,and the velocity by the piecewise constant element,and the Lagranian multiplier by the trace space of the piecewise continuous linear element.

然后发展其有限元方法：对应四变量分别用间断型Raviart-Thomas最低阶元，分片常数元，连续线性元和连续线性元的迹空间，我们获得了稳定性和最优误差界，通过后处理办法，我们得到一个适合于计算的速度-压力格式，该格式可视为"mini"元方法的一个变形（本文格式中引用了局部投影算子）。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。