本文详细地介绍了利用二维离散付里叶变换(DFT)进行图象复原的方法。
In this paper, the method for carrying out the image reconstruction by means of the 2-dimensional discrete Fourier transform (DFT) is introduced in detail.
本文介绍一种计算离散付里叶变换的新算法，并通过例子说明这种算法的实用性。
This paper introduces an affective algorithm in which we make use of the Fourier transform to find out the Discrete Fourier transform, and to explain the usage of this algorithm by examples.
分析表明，基于离散付里叶变换原理的相位测量方法具有测量精度高、抗干扰能力强、电路设计简单等特点。
The analysis shows, compared with the traditional methods, the DFT method is characterized with high measuring accuracy, favorable anti-disturbance ability and simple circuitry.
分析表明，基于离散付里叶变换原理的相位测量方法具有测量精度高、抗干扰能力强、电路设计简单等特点。
The analysis shows, compared with the traditional methods, the DFT method is characterized with high measuring accuracy, favorable anti-disturbance ability and simple circuitry.
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