InverseFourier

可用

Inverse discrete Fourier transform of a list.

形式

InverseFourier[list]

InverseFourier[list, {p1, p2, …}]

验证过的示例InverseFourier[{1 + 2I, 3 + 4I}] → {2.8284271247461903 + 4.242640687119286*I, -1.4142135623730951 - 1.4142135623730951*I}InverseFourier[{1, 0, 1, 0, 0, 1, 0, 0, 0, 1}] → {1.2649110640673518 + 0.*I, 0.3535533905932738 - 0.11487646027368055*I, 0.4743416490252568 + 0.11487646027368069*I, -0.353553390593274 + 0.48662449473386493*I, 0.4743416490252568 + 0.48662449473386504*I, 0. + 0.*I, 0.4743416490252572 - 0.4866244947338652*I, -0.3535533905932722 - 0.486624494733866*I, 0.47434164902525733 - 0.11487646027368019*I, 0.35355339059327334 + 0.11487646027367991*I}InverseFourier[{1, 0, 1, 0, 0, 1, 0, 0, 0, 1}, FourierParameters -> {-1, 1}] → {4. + 0.*I, 1.118033988749895 - 0.3632712640026803*I, 1.5 + 0.3632712640026807*I, -1.1180339887498956 + 1.5388417685876261*I, 1.5 + 1.5388417685876266*I, 0. + 0.*I, 1.5 - 1.538841768587627*I, -1.1180339887498898 - 1.5388417685876294*I, 1.5 - 0.3632712640026792*I, 1.1180339887498936 + 0.3632712640026783*I}

在 Qurak 上运行搜索参考

主题

Data Transforms And Smoothing - Filters»
Fourier Analysis - Discrete Fourier Transforms
GPU Computing - Discrete Fourier Analysis »
GPU Computing-Apple - Discrete Fourier Analysis »
GPU Computing-NVIDIA - Discrete Fourier Analysis »
Signal Analysis - Spectral Analysis »

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