FFT的例句大全

Deriving a new regressive FFT algorithm for supply-zero data;

推导出一种补零后的递归FFT算法，改进跟踪性能；

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A supplement to filling zero in FFT

FFT补零充位问题的补充

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The device realizes real time data processing using complex sequence FFT algorithm and bit reversed indirect addressing mode in DSP.

采用复序列快速傅立叶算法，结合DSP处理器中反向进位的间接寻址方式实现了采样数据的快速处理；

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When the FFT of Sequence with non-integral power of2 is processed, sequence of integral power of2 is obtained by zeropadding.

对非2的整次幂长序列进行补零，成为2的整次幂序列后应用FFT算法计算频谱。

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LMS method was suggested to estimate FETF for single pulse measurement. The computer simulation results have shown that LMS method is much better than empirical FFT method.

对于单脉冲激励的测量方法，我们建议采用LMS估计方法，计算机模拟结果表明LMS方法优于经典的FFT方法。

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This paper describes an advanced Ultrasonic Doppler Flowmeter, which is combined synchronous demodulation technique with FFT.

本文简要介绍了一种采用先进的同步解调技术和FFT信号处理技术设计的超声波多普勒流量计；

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Sencondly, according to FFT and IIR, using the C language realize the algorithm, and procedure realization method selection according to the monolithic integrated circuit itself hardware resources.

然后分别根据快速傅里叶变化算法和无限脉冲响应数字滤波算法，用C语言编写程序，根据单片机本身的硬件资源分析对比确定采用哪种程序实现方式。

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FFT-based Detection of Existence of Synchronization Signal for FFH System

基于FFT的快速跳频同步信号存在性检测

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This paper focused on the estimation of height anomaly by FFT, and the Romberg algorithm for evaluating the truncation error coefficient.

本文讨论了FFT估计高程异常及Romberg算法解求截断系数的有关问题；

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Taking advantages of excellent FFT algorithms, the calculation is much more rapid than the classical recurrent methods, and the precision is improved with different order Romberg integral schemes.

R-FFT借助于成熟的FFT方法实现快速计算，并利用不同阶次的龙贝格积分格式改善收敛精度。

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Study of a APF System on the Basis of Improved FFT Algorithm

APF系统中改进型FFT算法的研究

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At Bomb Bay, visitors stand on a door that opens without warning and sends them down a wet, 76-fft plunge.

在“爆炸海湾”，游客们站在没有任何警示的敞开口的大门上，然后从76英尺高的地方骤降到水面。

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Study of image FFT by GPU seismogenesis& varying velocity and deformation oscillation of the earth rotation

基于GPU的图像快速傅立叶变换研究地震成因&地球自转变速、变形振荡

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The system vibration characteristics is analyzed by comparing the curve of system vibration, the phase curve, Poincare cross-sectional view and the FFT graph. Study the influence of different parameters on the system vibration.

通过对比系统振动响应时间&位移曲线、相曲线、Poincare截面图及FFT曲线图，分析系统振动特点，并研究不同参数变化对系统振动的影响。

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Established a virtual instruments of C/ S net communication module on Labwindows/ CVI platform, TCP/ IP protocol was used to configure the net instruments of correlation analysis and FFT.

基于Labwindows/CVI软件，建立一个C/S网络通讯模式的虚拟仪器，利用TCP/IP协议，开发了相关分析和FFT的网络化分析仪器。

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This paper presents two methods of using FFT converter and correlated function to measure the phase difference between two periodical signals. And through practical application, it proves that the two methods are effective in measuring phase difference.

给出了用FFT变换和相关函数法来测量两个周期信号之间相位差的两种方法，并在实际测量中进行了应用，证明对测量相位差是行之有效的方法。

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Fast Fourier Transform ( FFT), Tidal Current Harmonic Analysis ( TCHA), and Wavelet Transform ( WT) are used to analyze current observations in the continental shelf sea area.

采用快速离散傅立叶变换（FFT）、潮流调和分析以及小波（wavelet）变换等方法，分析了一个位于大陆架边缘海域定点连续观测站上的海流记录。

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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。

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Analysis of bias errors in spectral density estimates using FFT analyzers

FFT分析器作谱密度估计时的偏度误差分析

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The fast wavelet transforms algorithm based on FFT and the Atrous algorithm has high computational efficiency, is easy to be realized with hardware and to extract features, and the size of the wavelet coefficient matrix is the same to that of the original image.

基于FFT和多孔算法的小波快速变换算法，具有计算效率高、易于硬件实现，并且计算后的小波系数矩阵大小和原图像一样，易于提取特征。

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