一是用阈值法对脉搏信号进行滤波处理。
The first method is adopted through setting up threshold value.
研究了飞机飞行试验数据处理中的非线性鲁棒滤波技术。
在数字处理中，滤波占有重要的地位。
中值滤波是一种简便有效且信号失真较小的信号处理方法。
Median filter is a simple, effective and little signal distortion way in signal processing.
因此，滤波器的设计问题也是数字信号处理中的基本问题。
Therefore, the filter design of digital signal processing is the basic problem.
提出了一种适用于医学灰度图像处理的平滑滤波方法。
An image smoothing method suitable for medical image is introduced.
为消除这种现象，也要采用高阻滤波器处理。
当FIR滤波器的阶数较高时，将会对信号处理的速度产生较大的影响。
But when the order of FIR is high, the signal processing speed would be reduced.
空间域随机置乱和锐化滤波是基本的图像处理方法。
A random scrambling method was proposed for digital image encryption.
空间域随机置乱和锐化滤波是基本的图像处理方法。
A random scrambling method was proposed for digital image encryption.
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