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First of all, the original input data weighted to calculate the weighted center of gravity after the data coordinates, will be moved to the coordinates origin Ping The center of gravity coordinates, re-normalized.

首先 将原始输入数据加权,计算加权后数据的重心坐标,将坐标原点平移到该重心坐标,再作归一化处理。

The sequence of weighting factors used for one signal across the different frequency channels is preferably orthogonal to the sequence of weighting factors used for a different signal.

通过不同频率信道用于一个信号的加权因子序列最好与用于不同信号的加权因子序列正交。

Especially, combining with the weighted polar decomposition and simultaneous weighted polar decomposition of matrices given in this thesis, we derive two interesting characters of the new matrix partial ordering.

特别地,与本文提出的矩阵加权极分解和同时加权极分解相结合得到了两个有意义的结论。

Part 4 (chapter5) The weighted-star partial ordering is defined, some characterizations are given using the weighted inverse, and the relation between the partial ordering with the existing partial ordering of the matrices are discussed.

4利用加权广义逆定义复数域上矩阵的加权*序,给出它们的若干性质和等价刻划,讨论它们与已有的矩阵偏序之间的关系,并推广关于矩阵*序的有关结果。

More than 30 kinds of meshfree methods are reviewed in this paper in the light of weighted residual method, and different meshfree methods can be viewed as different forms of weighted residual method and/or with different approximation functions. Various kinds of meshfree approximate schemes are presented in detail, including moving least square approximation, kernel and reproducing kernel approximation, partition of unity approximation, radial basis approximation, radial point interpolation and natural neighbor interpolation.

详尽介绍了各种无网格近似方案(包括移动最小二乘近似、核近似和重构核近似、单位分解近似、径向基函数近似、点插值近似、自然邻接点插值近似等)和无网格法中常用的各类加权余量法(伽辽金格式、配点格式、局部弱形式、加权最小二乘格式和边界积分格式等),并讨论了数值积分方法和边界条件的处理等问题。

The method of exacting the percolator replacing time comprises the steps of:(1) examining the air pollution degree when the air cleaner is driven,(2) comparing the examined air pollution degree to at least one presettable reference value, applying corresponding weighted,(3) confirming the percolator replacing time by weighted and percolator replacing time.

确定过滤器更换时间的方法包括如下步骤:(1)当驱动空气净化器时检测空气污染程度,(2)比较测得的空气污染程度和至少一个预设定的参考值,应用对应的加权,(3)按照应用的加权和过滤器操作时间确定过滤器更换时间。

A phase angle of the fading vector which is subjected to the weighted-averaging is compared with a phase angle of the fading vector which is subjected to the weighted-averaging calculated previously.

受到加权平均的衰减矢量的相位角被与受到预先计算的加权平均的衰减矢量的相位角相比较。

Morevoer, on basis of the weighted polar decomposition, the simultaneous weighted polar decomposition of matrices is also defined and studied.

在对加权极分解研究的基础上,我们定义并讨论了矩阵的同时加权极分解。

Polar decomposition and generalized polar decomposition of matrices are always the main research subjects of matrix theory. In the present thesis, we generalize them horizontally.

此外,我们还研究并给出了关于加权广义逆的Lavoie不等式,2×2分块矩阵的加权Moore-Penrose逆的显式表达式等。

Based on these and absorption of the foreign company performance results, the thesis combines the theory and the method to analyze the performance of electronic component manufacturing industry enterprises. Based on the analyzing system enterprise performance system in and abroad, the paper raises innovational achievement indexes and evolutional indexes of company performance as to the default of the electronic component manufacturing industry. The paper builds the hierachical clusteing method and bivariate correlations to choose the best evolutional indexes of company performance in order to avoid multicolinearity. The paper proposes the synthetic evaluating method principal component analysis with weighted variable by analytical process. Then, the paper applies the method to analyze the performance of 28 companies of electronic component manufacturing industry.

基于此,在消化吸收国外有关企业绩效评价方面的成果的基础上,针对企业绩效评价的缺陷,本文提出了企业绩效评价的成长性指标和价值性指标;针对改进的AHP与PCA,本文提出了改进的AHP加权主成分分析方法;由于指标之间可能存在着多重共线性,本文运用系统聚类分析与相关分析对企业绩效的成长性指标与价值性指标进行选取;运用改进的AHP加权主成分分析方法与因子分析对电子元器件制造业的28家上市公司进行实证分析,并验证本文提出的综合评价方法的优越性;本文运用灰色模糊评价方法对28家上市公司绩效的非财务指标进行评价;最后,给出相关的结论与建议。

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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。

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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。

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关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。