... Digital FIR Window Filters=数字 FIR 窗口过滤 Forward Fourier Transform=快速傅立叶转换 Inverse Fourier Transform=反傅立叶转换 ...
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According to the shortcomings of traditional time domain Fourier transform, one new method of Angle domain Fourier transform is put forward at first time, and theoretical formulas are deduced.
针对传统时域傅立叶变换方法的缺点，笔者首次提出了一种从角域到倒角域的傅立叶变换方法，并推导了该变换的理论公式。
The least square algorithm using forward and backward linear prediction (LS algorithm) for the autoregressive spectral estimates of the SMMW Fourier transform spectroscopy data is presented.
本文介绍自回归谱分析法的另一种算法—前后向最小二乘法(LS算法)在亚毫米波付里叶变换谱中的应用。
The author has discussed two integral transforms for 2.5-D transient electromagnetic forward modeling, namely, inverse Fourier transform and inverse Laplace transform.
这里讨论了瞬变电磁法2.5维正演模拟中的两个积分变换：傅里叶逆变换和拉普拉斯逆变换。
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