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- fast fourier analyser 快速傅里叶分析器
- 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。
- 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。
- Unit for Real Fast Fourier Transformatio - Unit for Real Fast Fourier Transformation. 实时快速傅立叶变换的模块。
- 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。
- Fast Hartley Transform(FHT) can be achieved by using the structures similar to that in Fast Fourier Transform (FFT). 利用与快速傅氏变换相同的结构可以构造快速哈特莱变换(FHT)。
- DCT is based on FFT (Fast Fourier Transform), so integers FFT transform must be structured firstly. DCT变换采取基于FFT(fast Fourier transform)的快速算法，所以，首先寻找整数FFT变换。
- Besides, combining Fast Fourier Transform (FFT) with EMD shows the different results with HHT. 此外，结合快速傅利业转换(FFT)与EMD呈现出与HHT不同的结果。
- Using convolution and fast Fourier transform(FFT) algorithm to calculate diffraction integral,the CGH is reconstructed by digital focus method. 通过卷积和快速傅立叶变换 (FFT)的方法计算衍射积分 ,以数字聚焦的方法进行再现。
- Application of complex conjugate gradient method(CCGM) and fast Fourier transform(FFT) to study multitudinous scattering in near-field optics. 利用共轭梯度法与快速傅立叶变换(CCGM-FFT)相结合的方法来研究近场多体散射问题。
- The conjugate gradient method (CGM) and fast Fourier transform (FFT) technique are used to reduce the necessary memory and CPU time. 在求解过程中应用共轭梯度法 (CGM)和快速傅立叶变换 (FFT)相结合的方法降低所需计算机内存和CPU时间。
- Fast Fourier Transform (FFT) is inevitable to cause the spectrum leakage and fence effect because of truncation and discreteness in signal collection. 采用快速傅立叶变换(FFT)进行电力系统谐波分析时，需要对采样信号截断并离散化，从而导致频谱泄漏和栅栏效应。
- Firstly, on the basis of the fabric texture classification, a spectrum image was derived from the Fast Fourier Transform (FFT). 首先在研究织物纹理分类的基础上，通过傅立叶变换获得频谱图像；
- Application of complex conjugate gradient method (CCGM) and fast Fourier transform (FFT) to study multitudinous scattering in near-field optics. 摘要利用共轭梯度法与快速傅立叶变换(CCGM-FFT)相结合的方法来研究近场多体散射问题。
- In the system,fast Fourier transform and multichannel signal time domain waveform,amplitude spectrum and cross-power spectrum is plotted and displayed. 该系统实现了快速傅里叶变换,多通道时域波形,幅值谱,互功率谱的绘制与显示。
- Introduction the Fourier series, Convolution,Laplace transform, Z-transform, Discrete time and fast Fourier transform, Adaptive filter,digital filter. 介绍傅立叶,拉式,Z转换之数学运算,同时应用于离散与计算快速傅立叶转换,而此数学运算使用时数位滤波器之应用
- A complex data fast Fourier transforms(FFT) processor is proposed.This FFT processor can be reconfigured as a 4,16,64,256 or 1024 points computation. 根据傅里叶变换特点，设计一种能够完成4,16,64,256或1024点复数快速傅里叶变换处理器芯片。
- 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。
