1) Improved extremum and median filtering
![点击朗读](/dictall/images/read.gif)
改进的极值中值滤波
2) improved median filter
![点击朗读](/dictall/images/read.gif)
改进的中值滤波
1.
The improved median filter is adopted to pretreat the projections which contain random noise and a Little abnormal noise.
针对含有噪声的投影数据,在利用螺旋锥束Katsevich算法进行重建的过程中,首先采用了一种改进的中值滤波方法对投影体数据进行预处理,然后对处理后的投影数据拟合求导来取代Katsevich算法中的直接求导,减小了噪声带来的负面影响。
3) Improved Interpolator
![点击朗读](/dictall/images/read.gif)
改进的插值滤波
1.
An improved interpolator based on Farrow structure and Gardner Timing error detection is used to solve the problem in this paper.
仿真构建数字化中频数据传输模型,以QPSK调制信号为例,对比改进的插值滤波器与立方插值滤波器的性能。
5) improved adaptive median filter
![点击朗读](/dictall/images/read.gif)
改进自适应中值滤波器
6) extremum median filter
![点击朗读](/dictall/images/read.gif)
极值中值滤波
1.
Aiming at the shortcoming of extremum median filter in denoising the salt and pepper noise,an improved image filtering algorithm is proposed.
针对极值中值滤波法在去除椒盐噪声时存在的不足,提出了一种改进的图像滤波算法。
补充资料:改进
改变旧有情况,使有所进步:~工作ㄧ操作方法有待~。
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