fast fourier transform(fft) meaning in English
快速傅里叶变换
Examples
- 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。