... invasion profile 侵入带剖面 inverse Fourier transform 逆傅里叶变换 inverse transform 反变换 ...
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快速傅里叶逆变换 IFFT ; Inverse Fast Fourier Transform
傅里叶逆变换 [数] inverse Fourier transform ; Fourier inversion ; Inverse Discrete Fourier Transform ; Inverse Fast Fourier Transform
逆快速傅里叶变换 IFFT ; Inverse Fast Fourier Transform
离散傅里叶逆变换 IDFT ; inverse discrete Fourier transform
逆离散傅里叶变换 [数] inverse discrete Fourier transform ; IDFT
逆采样空间傅里叶变换 CSFT
一维快速傅里叶逆变换 Ifft
过逆快速傅里叶变换 inverse fast Fourier t ransform
利用快速傅里叶逆变换 Inverse Fast Fourier Transform ; IFFT
PAPR reduction can be obtained by performing the inverse discrete Fourier transform (IDFT) on the input sequence,which reduces the aperiodic autocorrelation.
通过对输入序列进行逆傅里叶变换,减少序列的自相关性,从而降低了PAPR。
参考来源 - 基于线性变换降低OFDM系统中峰均功率比的方法·2,447,543篇论文数据，部分数据来源于NoteExpress
对编码的实值图像作逆傅里叶变换，可以准确地重建原图像。
The original image was reconstructed exactly through the inverse Fourier transform to the coded image.
同时为了减少时域响应的泄漏，进一步提高测量精度，采用了基于频域加窗的逆傅里叶变换；
The measuring accuracy has been improved due to adopting Inverse Fourier Transform based on adding window in frequency domain.
与传统的数据长度补零逆傅里叶变换方法相比，在相同的采样分辨率条件下，该方法能有效减小计算量。
Compared with traditional inverse Fourier transform method, which used zeros padding method, at the same condition of sampling resolution, the method proposed could decrease the calculation load.
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