傅立叶反变换 meaning in English

inverse fourier transform

The fields at any point , especially at the points in the middle field region , are reconstructed by using the theory of the plane wave and the inverse fast fourier transform in this thesis
论文根据平面波谱的展开理论和傅立叶反变换首次给出了在空间任意点，特别是中场区，的场分布。
The results obtained are analysised and compared to experimental results referred to . according to the partial linearization theory of oscillating fluid mechanics and theory of fourier transform , the flow - induced vibration of pipe on offshore platform is studied
应用振动流体力学中的局部线性化理论及傅立叶变换理论(傅立叶级数及离散傅立叶反变换) ，对海洋平台输液管道内流流体激振进行研究。
Images of huanghua pears were acquired by means of machine vision system the method to describe the shape of irregular fruit was studied , in which the fourier transform and fourier inverse transform were applied a sort of software for fruit shape identification based on artificial neural network was developed
利用机器视觉采集黄花梨图像，研究了不规则果品的形状描述方法，提出在黄花梨的分级过程中采用傅立叶变换与傅立叶反变换对来描述果形，开发了基于人工神经网络的果形识别软件。