prefilter cartridge预滤器滤芯
cellulose prefilter纤维素预滤器
prefilter cover粗滤器盖
prefilter damaged预滤器损坏
digital prefilter数字前置滤波器
Prefilter Element油气分离器初级滤芯
prefilter r预滤器
multiwavelet prefilter级联遗传算法
Design of prefilter of multiwavelets was discussed.
讨论了多小波的预滤波器的设计问题。
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