细化分析

FFT谱连续细化分析的富里叶变换法

Zoom FFT Spectrum by Fourier Transform

基于CZT和Zoom-FFT的频谱细化分析中能量泄漏的研究

The Research about the Leakage of the Zoom-Spectrum Based on CZT and Zoom-FFT

小波变换是一个时间和频率的局域变换，因而能有效的从信号中提取信息，通过伸缩和平移等运算功能对函数或信号进行多尺度细化分析，解决了Fourier变换不能解决的许多困难问题。

Wavelet transform is a time and frequency local transformation and it can withdraw the information from the signal . Through the calculate function making the muti-scale analysis it resolves many difficult problems which Fourier transformation can 't resolve .

从MHP与CAS集成的业务需求出发，对需求进行了细化分析，概要设计了集成的架构、通信机制、接口，并对子模块进行详细设计和编码。

Started from the business requirement of MHP and CAS integration , the requirements are analyzed in details , and the architecture , communication mechanism , and interface are designed in outline .

能实现历史数据回放分析、时域分析、频域分析、时延域分析、轴心轨迹分析、数字滤波、相关分析、全息谱分析、解调分析及FFT细化分析等功能。

It can realizes historical data repeat , time field analysis , spectrum analysis , time delay field analysis , axis orbit analysis , digital filter , corelation analysis , holographic spectrum analysis , demodulation analysis , FFT delicate analysis and so on .

CZT和Zoom-FFT是两种重要的频谱细化分析算法，本文对这两种方法的能量泄漏进行了详细的分析，并仿真分析了不同种类和不同宽度的窗对谱泄漏的影响。

CZT and Zoom-FFT are two important algorithms to analyze the zoom spectrum . This paper respectively analyzes their leakage in detail , and also simulates the influence on the leakage by different windows .

基于解析信号和带通滤波的频率细化分析

ZOOM FFT Technology Based on Analytic Signal and Band Pass Filter

基于扩频技术的频谱细化分析方法研究

Study on Frequency Spectrum Detail Analysis Based on Spread Spectrum Technique

基于特征窗细化分析的柴油机燃油系统故障诊断

Diagnosis of diesel engine fuel system based on characteristic window

频率细化分析方法及其在虚拟仪器中的应用

Frequency Refining Analysis and Its Applications in the VIs

并对单机贸易、工程承包、政府援外项目和海外投资进行了细化分析。

Second is the analysis and forecast of the international trade and engineering contract .

选带频谱细化分析方法是数字信号处理中的一种重要分析方法。

The analytical method of high-resolution selected-band spectra is an imported one in digital signal processing .

频域分析包括频谱分析、全息谱分析、频谱细化分析。

The frequency filed analyzing contains the frequency spectrum analyzing 、 complete information analyzing 、 frequency room analyzing .

仿真结果表明，改进算法为快速频谱细化分析的工程应用提供了解决途径。

The result of simulation indicates that the improved algorithm offers solution for fast speed rapid ZoomFFT analysis .

结果表明，细化分析可以提高频率分辨率，对于频率值相近谱峰的识别，效果良好。

The results show that the ZOOM analysis can increase the frequency resolution and so better distinguish two adjacent frequency peaks .

并进一步通过有限元计算细化分析，得到了管道受力随埋深变化的拟合公式。

Based on the test results and FEM analysis , a regression formula of the pressure acting on the pipelines was suggested .

频率细化分析是一种重要的频谱分析工具，是信号处理和虚拟仪器的主要功能之一。

Frequency refining is an important spectrum analyzing tool , and is one of the main function of signal processing and the virtual instrument .

通过伸缩、平移等运算功能对信号进行多尺度细化分析，小波分析能有效地从信号中提取出有用信息。

By stretching , translation and other computing functions for multi-scale refinement of signal analysis , wavelet analysis can efficiently extract from the signal useful information .

由于机械结构的复杂性，传统的信号处理方法对高频段细化分析及非平稳信号分析难以取得满意的结果。

As the complexity of the mechanical structure , traditional signal processing methods are not suitable for detailed analysis of high frequency and non-stationary signal analysis .

现有的信号分析与处理的方法在高频段细化分析以及对非平稳信号和奇异信号的分析方面不理想。

The existed methods of analyzing signals are imperfect in the aspect of detailed analysis on high frequency and the analysis on non-stationary and singularity signals .

细化分析，我们的税收优惠政策并没有在金融业缺位，但优惠政策的全面、有效性却不尽人意。

Refining analysis , our tax preferential policies and not in the financial industry , but the absence of preferential policies comprehensive , effectiveness is actually unsatisfactory .

介绍了一种基于解析信号和带通滤波的频率细化分析技术，讨论了其和传统的频率细化分析技术相比较所具有的特点。

This paper deals on the method of ZOOM FFT based on analytic signal and band pass filter , which is different from other methods of ZOOM FFT .

通过损害分析明确相关权利主体之后，接下来就是对公司承担的民事责任进行细化分析，明确相关责任范围及责任归属。

After defining related subject of rights by the damage , the next step is to conduct civil liability by detailed analysis , clear related responsibility and accountability .

与傅里叶变换和短时傅里叶变换相比，小波变换可以实现局部信号的细化分析，对所得试验数据进行统计分析与小波分析。

Compared with the short-time Fourier transform and Fourier transform , wavelet transforms can be refined for local signals analysis . Statistical analysis and wavelet analysis are used .

结果表明，细化分析的结果要远大于一般船体结构强度分析的结果。

Nastran . It is illustrated that the results obtained from the fine mesh finite element analysis are much better than those from common ship structure strength analysis .

然后通过对当前中山小灵通市场整体环境的定量及定性的细化分析，得出了灵通目前正处于产品生命周期中的成熟期的结论。

Then the current market as a whole , Zhongshan PHS environment detailed quantitative and qualitative analysis of the well is currently in the product life cycle stage concluded .

对裂尖所在的单元进行局部细化分析，对于包含裂纹的单元，其单元刚度矩阵根据裂纹的位置和方向进行刚度折减。

Local particular analysis was used to crack tip element , stiffness matrixes of elements containing cracks were reduced in accordance with the position and direction of the crack .

德育实践呼吁对思想品德测评的内容要进行细化分析并创建动静态相结合的测评模式，同时恰当使用测评结果。

Hence , the writer proposes that moral education should aim at a detailed analysis and a proper use of the virtue evaluation results , and a static-dynamic model evaluation .

并总结了欺诈短信的具体模式为正向引诱设套和负向引诱设套，并对其进行细化分析。

Then , we sum up the specific patterns of fraud SMS : positive temptation - the sets and negative temptation - the sets , and analyze them in detail .

这种细化分析得出了一些有意义的结论，有助于加深我们对北京不同产业之间关联关系的认识，对政府产业政策的制定也有一定的参考意义。

In this part , this paper gets some useful conclusions , which is helpful to strengthen our understanding on interrelation among different industries and is also helpful for government authorities to make industrial policies .