Wavelet and Fourier analyses are widely used in various fields of image processing. They can be utilized in land use remote sensing dynamic monitoring to detect change information automatically.

小波分析和傅立叶分析被广泛地应用于图像处理的各个领域，它们也能被应用于遥感影像土地利用变化检测。

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This paper analyses the matrix representation of discretion convolution, discretion correlation, discretion Fourier transformation and their relations.

分析了离散卷积，离散相关，离散傅氏变换的矩阵形式，以及各矩阵形式间存在着密切的关系。

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