FFT
abbr.
Fast Fourier Transform Algorithm (method) 快速傅氏变换算法；
英英释义
FFT
FFT may refer to
以上来源于:Wikipedia
权威例句
FFTW: an adaptive software architecture for the FFTFFTW: an adaptive software architecture for the FFT
An FFT-based technique for translation, rotation, and scale-invariant image registration
New fast GPS code-acquisition technique using FFT
A precorrected-FFT method for electrostatic analysis of complicated 3-D structures
A 180-mV subthreshold FFT processor using a minimum energy design methodology
High-Accuracy Analog Measurements via Interpolated FFT
An FFT-based technique for translation, rotation, and scale-invariant image registration. IEEE Trans Image Process
Efficient anisotropic refinement of macromolecular structures using FFT
Improved algorithm for harmonic analysis of power system using FFT technique
1. The spectrum of the fields is analyzed by FFT.
用FFT分析了静电放电辐射场的频谱。
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2. FFT have extensive applications in the field of digital signal processing, theory of probability and so on.
而快速傅立叶变换（FFT）在数字信号处理、概率论等领域中具有非常广泛的应用。
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3. Lifting matrixes is the base of integers transforms, so structuring lifting matrixes is the emphasis in FFT and DCT integers transform.
整数到整数变换的基础是提升矩阵，所以FFT、DCT整数变换的重点就是构造提升矩阵。
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4. It is possible to yield incorrect results including false long period components, during the restitution of the ground displacement from digital seismograms directly using FFT.
直接使用FFT由数字地震记录来恢复地面位移可能产生包括虚假的长周期分量在内的不正确结果。
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5. Calculates the setting range of each parameter in theory, and proves the method of wavelet transformation has higher frequency resolution than the method of FFT.
从理论上计算各个参数的设置范围，并且证明小波变换方法比FFT方法有较高的频率分辨率。
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6. In this paper, some FFT based spectrum correcting methods are introduced, the principle and calculation equations are presented.
文章介绍了几种基于FFT的频谱校正方法，给出其基本原理和计算公式。
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7. The second chapter recommends spectrum analysis with FFT.
第二章介绍了用FFT来进行谱分析；
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8. Since the flight test data are of time domain, it needs to be converted into frequency domain by FFT method. Then it can be used to identify the system.
由于飞行试验数据是时域数据，使用这种方法需要使用FFT的方法将实测的时域数据转换成频域数据后再进行辨识。
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9. This paper discusses the parallel FFT algorithm on the hypercube architecture. Based on the analysis of the communication complexity, the speedup of the algorithm is derived.
本文讨论超立方体结构上的并行FFT算法，着重分析算法的通信复杂性，并在此基础上导出算法的加速比。
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10. While digital frequency leading implements capture of target frequency through the operational processing of received signal sample sequence by FFT, it has obvious superiority.
数字式频率引导采用对接收信号采样序列进行FFT运算处理实现对目标的频率捕获，具有显著的优越性。
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11. The structure and the performance of the FFT-based acquisition method is analyzed in this dissertation.
本论文对基于FFT捕获方法的捕获结构和捕获性能进行了理论分析。
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12. When compared with the conventional FFT method which is based on the principle of phase comparison, the two methods have almost equal computation cost, however, the new me.
和传统的基于比相原理的FFT法相比，在计算量基本保持不变的情况下，新方法在低信噪比时具有好得多的估计效果。
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13. Considering the uncertainty of frequency excursion, the scheme of signal capturing of correlate searching, FFT capturing is bring forward.
考虑到短波信道频率偏移的不确定性提出了相关搜索、FFT捕获的信号捕获方案。
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14. Makes research on the FFT analysis and synthesis method of the symmetric coupler curves in mechanism.
对机构学中对称连杆曲线的FFT分析和综合方法进行了研究。
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15. Fabio Capello told FFT that he’d told you to “stay in front of the goal”.
法比奥•卡佩罗在接受FFT采访时说道，他曾让你“一直站在球门前面”。
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16. This paper deals with the influence of impulse generating and measuring system on the measurement of lightning impulse front time by Fast Fourier Transformation (FFT).
本文应用快速付立叶变换（FFT）计算分析了冲击发生器与分压器之间的相互作用对全波波头时间测量的影响。
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17. Basic theory of spectrum analysis and Fast Fourier Transform (FFT) algorithm are briefly introduced.
简介了频谱分析的基础理论和快速傅利叶变换（FFT）算法。
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18. A way of digital phase detector applied to the laser phase distance measurement system is introduced in this paper, which is based on DSPs and FFT algorithm.
本文介绍了应用于激光相位式测距中的一种数字相位计的实现方法，该方法是基于DSP器件运用FFT算法完成的。
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19. Methods Static isometric loading of the biceps and low back muscle was performed in 14 subjects, using FFT power spectrum and its two dimensional mapping to analyze SEMG signals from these muscles.
方法14名受试者分别参加肱二头肌和腰部脊竖肌等长运动负荷实验，取表面肌电信号进行FFT功率谱及其功率谱二维地形图分析。
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20. Analyzing the defect and difficulty of implementation of the current FFT spectrum analyzer, a new spectrum analyzer based on digital signal processing technology is proposed.
分析目前FFT频谱仪的缺陷以及实现的难点，提出了一种新型基于数字信号处理技术的频谱分析系统；
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21. Comparing with existing prime factor FFT algorithms, this algorithm saves about half of the storage and possesses a higher efficiency.
与现在的素因子FFT算法相比较，这种算法不仅节省了约一半内存，而且有更高的计算效率。
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22. The new algorithms can overcome efficiently the shortcomings of low resolution and high variance which are existing in both FFT and Cross-periodogram methods.
该方法可以有效地克服传统的互谱FFT算法和互周期图法存在的谱分辩率低、谱估计方差大等缺点。
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23. This paper proposes a set of distributed algorithms for FFT computing which is very simple as well as efficient.
本文提出一组计算FFT的分布式算法，它具有高效率、对系统要求简单的职能。
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24. By means of PWS theory, FFT and its IFFT were used instead of the spatial derivatives in Maxwell equations, and the advantage and disadvantage of both absorbing boundary connection were compared.
借助平面波谱展开理论，利用快速傅里叶变换（FFT）及其逆变换代替麦克斯韦方程中的空间差商，并比较两种吸收边界吸收效果的优劣。
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25. One is the fast Fourier transform (FFT) accelerated algorithm.
一种是快速傅立叶变换（FFT）加速算法。
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26. This paper studies the FFT analysis and the synthesis method of the symmetric coupler curves in mechanism.
本文对机构学中对称连杆曲线的FFT分析和综合方法进行了研究。
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27. It overcomes the influence of the background noise in the FFT and the rigor of the requirement of the phaseshifting equipment in the Nsteps.
该算法克服了FFT中由于背景噪声所带来的影响，同时又克服了N步相移法对相移装置的精度的苛求。
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28. Comparing the recovered results of FFT with the displacement obtained by the iteration method shows that the approach proposed in this paper indeed improves the estimation of the ground displacement.
对FFT和所介绍的迭代方法所给出的恢复结果进行比较表明，本文所提出的方法确实改善了地面位移的估计。
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29. Comparing the recovered results of FFT with the displacement obtained by the iteration method shows that the approach proposed in this paper indeed improves the estimation of the ground displacement.
对FFT和所介绍的迭代方法所给出的恢复结果进行比较表明，本文所提出的方法确实改善了地面位移的估计。
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30. convolution with FFT
利用快速傅里叶变换的卷积
-- 来源 -- 英汉 - 翻译参考[网络]
31. This method is better than FFT in the aspect of real time and resolution.
它在实时性和分辨率方面都优于fft。
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32. Implementing FFT by Omnibus Programming of Matlab, Matcom and VC++
Matlab、Matcom与VC++混合编程在fft上的实现
-- 来源 -- 网友提供
33. FFT fast Fourier transform
快速热欧姆转换
-- 来源 -- 计算机缩写术语完全介绍[网络]
34. A Fast Digit-reversal Permutation Algorithm for Radix-B FFT
一种实现任意基fft的快速整序算法
-- 来源 -- 网友提供
35. The image rotation was realized by FFT.
提出了一种快速高质量的图像旋转方法,即使用快速傅里叶变换来实现图像的旋转.
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36. FFT(Fast Fourier Transformation)
快速傅里叶变换
-- 来源 -- 英汉 - 翻译样例 - 行业
37. FFT (foam finishing technology)
泡沫整理技术
-- 来源 -- 英汉 - 翻译参考[网络]
38. Methods Static isometric loading of the biceps and low back muscle was performed in 14 subjects,using FFT power spectrum and its two dimensional mapping to analyze SEMG signals from these muscles.
方法 14名受试者分别参加肱二头肌和腰部脊竖肌等长运动负荷实验 ,取表面肌电信号进行fft功率谱及其功率谱二维地形图分析。
-- 来源 -- 网友提供
39. twiddle factor FFT algorithm
旋转因子快速傅里叶变换算法
-- 来源 -- 英汉 - 翻译参考[网络]
FFT
