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一个快速傅里叶变换的实例。通过快速傅里叶变换实现信号的频率幅值等信息。-Examples of a fast Fourier transform. Fast Fourier transform by the frequency of the signal amplitude and other information.
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很详细的有关快速傅里叶变换的讲解，包含算法流图。-Very detailed information on the Fast Fourier Transform explanations, including the algorithm flow diagram.
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fast fourier transform with matlab
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Spectral methods are a class of techniques used in applied mathematics and scientific computing to numerically solve certain differential equations, often involving the use of the Fast Fourier Transform. The idea is to write the solution of the diffe
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Spectral methods are a class of techniques used in applied mathematics and scientific computing to numerically solve certain differential equations, often involving the use of the Fast Fourier Transform. The idea is to write the solution of the diffe
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基于高阶累积量的生命微动信号检测方法的研究成果，发表在IEEE Transaction Geoscience and Remote Sensing 期刊上-The research on vital information extraction meets a
lot challenges due to the narrow bandwidth and low signal-to-noise
ratio of a vital sign in real environment. In th
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STM32-based 128-point fast Fourier transform algorithm procedures, the use of the STM32 sampling channel, then the Fourier transform
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通过计算分析输出信号的自相关函数利用基于自相关函数的方法来估计衰减系数和延迟，并利用快速傅里叶变换将回波信号滤除回声，得到原声音信号，同时根据延迟估计反射物的距离。-Analysis by calculating the autocorrelation function of the output signal utilizing the autocorrelation function based method to estimate the attenuation coefficient a
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