fast fourier transform (fft)是什么意思_fast fourier transform (fft)中文

fast fourier transform (fft)中文什么意思

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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。
In addition , based on fast fourier transform ( fft ) , an effective and reliable carrier frequency detection method has also been designed in this thesis
此外，论文还设计了一种有效可靠的基于fft的载波频率测量方法。
The concepts of filtering and sampling power system voltage and current signals for harmonic analysis using the fast fourier transform ( fft ) algorithm by a digital signal processor are introduced
软件算法方面，系统采用传统的快速付立叶变换( fft ) ，对采集的电压和电流信号进行频谱分析。
But the computing amount of dft is so large that its practical use is restricted , especially real - time processing . in fact , we use fast fourier transform ( fft ) in practical engineering
但庞大的运算量使得dft的实际应用，特别是实时处理难以实现，所以实际工程中用到的都是快速傅里叶变换( fft ) 。
Related techniques and their applications are briefly reviewed in this paper , the conventional cross - correlation algorithm and the cross - correlation algorithm based on fast fourier transform ( fft ) are discussed
本文简要地回顾了piv技术的一些典型算法和应用，研究了基本互相关算法和基于快速傅立叶变换的互相关算法。

fast fourier transform (fft)中文什么意思