Next, by the orthogonal multiresolution analysis, the necessary conditions of a kind of M-band band-limited orthogonal wavelet function constructed by the scaling function are proposed.
2
本文给出构造矩阵伸缩为2i的紧支撑二元正交尺度函数的一种算法，得到相应的小波函数。
In this paper, we give an algorithm of construction compact support bivariate orthogonal scaling function whose dilation matrix is 2i, the correspond wavelets are also offered.
3
从多分辨分析（MAR）出发，介绍了正交样条小波函数的构造方法，并讨论了小波函数的衰减性。
Starting with the multiresolution analysis (MAR), a method to constructing orthogonal spline wavelets is introduced and the exponential decay of them is discussed in this paper.
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