加权

The method colligates weighting moving average residual within L time window to detect multi-type sensor fault,and uses neural network technique to online re-construct sensor signal,and achieves the tolerant proportional integral derivative control.

该方法应用加权移动平均残差技术对传感器故障进行检测，并利用神经网络建模技术在线重构故障传感器信号，重组PID控制器反馈回路，实现容错PID控制。通过在三水箱过程设立多种不同类型的传感器故障，进行仿真研究。

The pressure weighted interpolation method on collocated unstructured grid is used for numerical simulation of turbulent flow around airfoils.

利用同位非结构化网格上的压力加权修正算法，对翼型湍流绕流进行了数值分析。

The high viscosity of polymer solution can improve the mobility ratio between oil phase and aqueous phase. Therefore, it can expand sweep efficiency of displacing fluid. In the model of multi-polymer commixing flooding mechanism, each polymer flows in the porous media on its own ability, and the enhanced oil recovery process is resulted from the total concentration of all the polymers.

在多种分子量聚合物溶液混合驱油机理数学模型中，每一种分子量聚合物在油藏中流动满足各自独立的物质传输规律，在驱油机理上表现为多种分子量聚合物溶液浓度之和的总浓度总体驱油过程，驱油机理数学模型中的参数表示为各种分子量聚合物相应参数浓度加权平均的形式。

Put forward improvement DF algorithm and TD-IDF algorithm, the time that used DF algorithm to have linear on one hand is complex degree, suit the characteristic that large-scale text handles quite, adopt the method that adds a keyword appropriately, the insufficient; that made up for its to filter to mistake of individual and useful information on the other hand, use a feature the weight that chooses level in the feature undertakes adding counterpoising handling to TD-IDF method, the dimensions of documentation collect expanded below the circumstance that does not increase expenditure, still raised likeness to spend calculative accuracy.

提出改进的DF算法和TD-IDF算法，一方面利用了DF算法具有线性的时间复杂度，比较适合大规模文本处理的特征，并通过适当增加关键词的方法，弥补了其对个别有用信息错误过滤的不足；另一方面，利用特征项在特征选择阶段的权重对TD-IDF方法进行加权处理，在不增加开销的情况下扩大了文档集的规模，还提高了相似度计算的精确度。

This control law could minimze the performance index in which the weighted state variables, control variables are included. By use of this control law, the aircraft is able to capture the desired flight states more accurately and decouples the control more completeiy with smooth control responses and less control engery.

这组控制规律使得对状态变量，控制变量进行加权约束的性能指标极小，并能用平缓的操纵反应和较小的控制能量使飞机达到完全解耦的指定状态。

Author discusses the approaches of delimitating city's influence coverage, and proposes that we can use Voronoi diagram as a tool, and makes an attempt of application of ordinary Voronoi diagram and weighted Voronoi diagram on delimitating city's affected coverage in Henan province and experimental result shows that weighted Voronoi diagram is an efficient technique for it.

本文分析了划分城市空间影响范围的方法，指出Voronoi图是在城市与区域规划中界定研究对象空间影响范围的一种方法，并分别利用普通Voronoi图和加权Voronoi图进行了模拟河南省城市空间影响范围的实验。

According to different influence of evident degree of clustering index to power load, the weighted demarcating method is inducted.

针对聚类过程中各项聚类指标对用电量水平影响力不同的问题，引入了加权标定方法。

After peaking in 2002, the dollar in trade-weighted terms has depreciated almost ever since.

在2002年见顶之后，美元的贸易加权汇率就几乎一直在下跌。

The transmitter takes advantage of the eigenvectors of the SCM of the correlated channels to spread and weigh the signals of each layer. The spatial eigenbeams are formed to carry the signals being spread. The receiver distinguishes the signals from different beams via dispreading operations; therefore co-channel interferences are eliminated effectively.

发射机利用信道空域协方差矩阵的特征矢量，对每一层发射码元进行扩频和特征波束形成加权，形成正交的空域特征波束来承载扩频后的信号码元；接收机则通过解扩处理分离来自不同波束上的信号，有效地抑制了共信道干扰。

The detection results of traditional edge detection method are fuzzing and sensitive to noise for convolution operation,and the detection results of morphological edge detection method are easy to lose edge information for various detection results.

针对传统的边缘检测方法因卷积运算造成模糊图像边缘，且对噪声敏感，各种形态学边缘检测方法因检测到的边缘信息类型不同而容易使边缘信息丢失，提出一种组合式抗噪型形态学边缘检测算子；并利用不同尺度的结构元素具有不同的图像边缘检测效果，进行形态结构元素的尺度调整，得到不同尺度结构元素下的图像边缘位置；然后进行加权合成来获得边缘图像；实验表明，与其他的传统或者形态学边缘检测方法相比，该文方法不仅具有更好的噪声抑制功能，而且其检测到的边缘轮廓更加清晰完整，边缘细节更加丰富。

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