Design of prefilter of multiwavelets was discussed.
讨论了多小波的预滤波器的设计问题。
参考来源 - 区间小波多小波及其在图像处理中的应用研究On the premise of the analysis of prefilter, introduced a new methods of constructing the prefilter, examples are given.5.
4．在对已有的前滤波器分析的基础上，介绍了一种新的前滤波器的设计方法，并给出设计范例。
参考来源 - 多小波理论及其在图像压缩方面的应用So they have attracted much attention in the wavelets theory and application fields recently. When it face the application of discrete multiwavelets transposition, we must use the prefilter, but this process will destroy the important character of multiwavelets.
然而在应用于实际进行离散多小波变换的实现时，必须对它进行预滤波，这一过程会破坏所设计的多小波许多重要的性质。
参考来源 - 双正交平衡多小波用于图像压缩·2,447,543篇论文数据，部分数据来源于NoteExpress
It is the pre filter for high and medium effect filter.
该过滤器作为高效过滤器和中效过滤器的前置过滤器。
In an airborne SAR real time imager, the selection of azimuth pre filter ratio has a decisive effect on the final azimuth resolution.
在机载sar实时成像处理器中，方位预滤波比的选取对最终获得的方位分辨率有决定性的影响。
The results of the experiment using this arithmetic to construct CL multi-wavelet pre-filter show that not only the compute speed is fast, but also the stability is remarkable improved.
利用本算法构造CL多小波前置滤波器的实验结果表明，本算法不仅计算速度快，而且稳定性也得到了显著提高。
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