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- The Fourier Analysis tool solves problems in linear systems and analyzes periodic data by using the Fast Fourier Transform (FFT) method to transform data. “傅立叶分析”分析工具可以解决线性系统问题,并能通过快速傅立叶变换(FFT)进行数据变换来分析周期性的数据。
- Keywords Discrete Fourier Transform （DFT）;Fast Fourier Transform （FFT）;Fourier analysis;roundness error;roundness measurement;least squares circles （LSC）; 离散傅立叶变换（DFT）;快速傅立叶变换（FFT）;傅立叶分析;圆度误差;圆度测量;最小二乘圆;
- fast Fourier analysis 快速傅里叶分析
- First course in wavelets with fourier analysis II. 小波与傅里叶分析基础2。
- Using fast Fourier transform (FFT) method to estimate the PTP of the test specimens, the more obvious the PTP, the larger the magnitude of FFT, based on the analysis results. 利用傅立叶快速转换评估螺纹印现象时，可发现螺纹印现象越严重的试片，经傅立叶快速转换分析试片所对应之影像后，所得到的波高会越大。
- The pulse signals were processed by using the fast Fourier transforms. 应用快速傅立叶变换方法对脉搏信号进行了分析。
- We use Fast Fourier Transform arithmetic to calculate two seriate images. 在相邻两帧图像上，找出相关度最大的两个小区域，用它们之间的距离除以两次拍摄之间的时间间隔，就得到这个小区域在间隔时间内的平均速度，进而得到整个流场的速度分布。
- Some applications of the fast Fourier transform to the polynomial calculation. 多项式计算当中快速傅立叶变换的应用。
- First is to compare actual value to the calculated, and second is analysis of the effect on harmonic wave. Take Fast Fourier Transform Algorithm to the samples fore-and-aft integral, and compare the amplitude and angle. 首先是直接比较实际值与还原值，其次是分析各种算法对谐波的影响：分别对积分前后的采样值进行快速傅立叶变换，比较各次谐波幅值和相位的变化。
- Fourier analysis is the mathematical method used to break sounds down into sine waves. 傅里叶分析是将声音分解为正弦波的数学方法。
- The information that sensor-fuzed munitions received comes down to Fast Fourier Transform (FFT) about the analysis of power chart in the research of image disposal and signal processing of sensor-fuzed munitions. 本文在对末敏弹的图像和数据信号处理的研究中发现，当对末敏弹接收的信息进行功率谱分析的时候要涉及到快速傅立叶变换。
- A course in mathematical analysis. Introduction to Fourier analysis and wavelets. 傅立叶分析与小波分析导论。
- In this paper, using the Fourier analysis method,we will prove the time dependent form of div-curl lemma. 本文中我们用Fourier分析方法证明了含时的div－curl引理。
- Before the advent of Wavelet Analysis, the chief tool on signal processing is Fourier analysis. 在小波分析出现之前，信号处理的主要工具是Fourier分析。
- Does not need to say that, fast Fourier transforms algorithm everybody all to know. 不用多说,快速傅立叶变换算法大家都知道的。
- The arithmetic Fourier transform(AFT) is a very important Fourier analysis technique. 算术傅立叶变换(AFT)是一种非常重要的傅立叶分析技术.
- Unit for Real Fast Fourier Transformatio - Unit for Real Fast Fourier Transformation. 实时快速傅立叶变换的模块。
- This includes Fourier series, the Fourier transform, and Fourier analysis on (some) abelian groups. 第三部分研究有限阿贝尔群上的傅立叶分析。
- In addition, the emphasis of the thesis is the use of Fast Fourier Transform (FFT) in reactive power compensation. 研究的另一个重点是快速傅立叶变换在无功补偿中的应用。
- Based on the Fourier analysis, the basic theory of base flow separation using digital filter is presented. 摘要在傅里叶分析的基础上，阐述了数字滤波分割基流的基本原理；
