特征值

As viruses have evolved, the technologies used to detect them have also become more complex. Advanced technologies (heuristics and behaviour analyzers) can collectively be referred to as 'nonsignature' detection methods.

即使病毒演化出更多变种，该技术仍可通过不断的更新来侦测它们，而更先进的技术可统称为'非特征值'的检测方法（如启发式和行为分析技术）。

Based on the wave equation in the acoustic fluid space and the theory of thin-wall structure, the uncoupling error in low frequency range about the nonsymmetrical coupled structure-acoustic analysis equation is studied.

该对称模型特征值的非负性及特征问题的可降阶性也在本文中进行了深入研究，同时指出了在复模态分析中应当注意的问题；（2）由声空间波动方程和薄板理论出发，对非对称声振耦合方程的低频解耦误差问题进行了研究。

At the same time it is know by analysis about matrix characteristic of the similar orthogonally that not only the characteristic value after the transformation is equal to the ones before the transformation and they are independence to time variable of the system, but also the eigenvectors of the formed system can showed the effect of the time variable on original system.

同时，根据矩阵正交相似的性质分析得知：不仅变换前后两个矩阵的特征值完全相同并与时间变量无关，而且时间变量对此系统的影响可以只由变换后系统的特征向量来描述，给出了非典型阻尼振动系统物理意义上的解释。

On the basis of it, a new way of getting the characteristics of oscillographic signal was put forward. Different characteristics we've got can provide reliable data for the setting up of calibration model.

在此基础上，提出了示波信号特征提取的概念，根据问题的需要可以提取不同的示波特征值，从而为校正模型的建立提供可靠的数据。

The results herein given are a preliminary approach in recent researches on the nodularity of pearlitic ductile cast iron and the relationship between the characteristic temperature values on the cooling curve and the nodularity is investigated.

本文介绍了热分析法测试珠光体球墨铸铁球化率的研究成果。指出冷却曲线上温度特征值与球化级别的对应关系。

We can draw conclusions from the results that in this model we can clearly observe the forming and ending process of pluglike flow and wavelike flow from their 4 -scale wavelet transform charts, and then get smooth oscillograms and detailed oscillograms, it can effectively identify flow regimes accordingly.

小波变换具有可对信号进行时频局部分析、信号局部特征提取和时变滤波等特点。本文通过对信号在不同尺度提取特征值，对气液两相流流型进行判别，从而建立了有效的参数检测软测量模型。

We process synonym and polysemant that use of the fuzzy theory.So the characteristic value that using the method of characteristic value extraction in this paper can the better denote text characteristic.

本方法根据电子邮件文法随意性的特点，利用模糊集合对其同义词和多义现象都进行了处理，使得所得到的特征值能更好的契合文本的特点。

The frequency pairs of quadratical phase coupled harmonics are obtained by directly evaluating the generalized eignvalues of this matrix pencil without pairing.

通过直接计算该矩阵束的广义特征值确定二次相位耦合谐波频率对，从而避免解决配对问题。

We also give a method to compute the singular eigenvalues of some special quaternionic matrixes in this paper.

本文还给出了计算一些特殊四元数矩阵一个或多个奇异特征值的方法。

The eigenvalues and cut-off wavelengthes of double ridged waveguide are computed and analyzed by Finite Element Method.

本文主要运用电磁场有限元方法来分析计算脊波导的特征值以及截止波长。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。