方向滤波器的英文

• anisotropic filter
• direction filter equipment
• optical directional filter

• "方向"英文翻译    direction; orientation
• "滤波器"英文翻译    electric filter; wave filter ...
• "接收端方向滤波器" 英文翻译 :    receiving directional filter
• "接收方向滤波器" 英文翻译 :    receiving directional filter
• "定向滤波器" 英文翻译 :    directioal filter; directional filter
• "反向滤波器" 英文翻译 :    inverse filter
• "分向滤波器" 英文翻译 :    directional filter; directional separation filter; separation filter
• "横向滤波器" 英文翻译 :    tra versal filter; transversal filter
• "后向滤波器" 英文翻译 :    backward filter
• "复合反向滤波器" 英文翻译 :    complex inverse filter
• "空间定向滤波器" 英文翻译 :    sdf; space directed filter
• "快速横向滤波器" 英文翻译 :    ftf fast transversal filter
• "数字式横向滤波器" 英文翻译 :    digital transversal filter
• "天线分向滤波器" 英文翻译 :    aerial diplexer
• "电荷耦合横向滤波器" 英文翻译 :    ccd transversal filter
• "可编程序横向滤波器" 英文翻译 :    programmable transversal filter
• "定向滤波" 英文翻译 :    directional filtering
• "反向滤波" 英文翻译 :    inverse filtering
• "滤波器" 英文翻译 :    [电子学] electric filter; (electric) wave filter; filter
• "地震数据定向滤波" 英文翻译 :    directional filtering of seismic data
• "gabor滤波器" 英文翻译 :    gabor filter
• "lc滤波器" 英文翻译 :    choke-condenser filter; lc-filter
• "l形滤波器" 英文翻译 :    l-type filter
• "rc滤波器" 英文翻译 :    rc filter; rc-filter
• "sinc滤波器" 英文翻译 :    sinc filter

• In this paper , we firstly design orientation filters based on directional image of fingerprint and employ them to denoise gray - scale image . then , we binarize the gray - scale image with local self - adaptive binarization smoothness algorithm and eliminate the noises from the binary image with fast fourier transform algorithm
  本文先基于指纹的方向图设计出方向滤波器对原图像进行滤波去噪，然后使用局部平滑阈值自适应二值化算法，将灰度图像进行二值化，并采用快速傅氏变换对所得到的二值化图像进行去噪处理。
• In light of highly dependence among steps of fingerprint preprocessing , we analyzed the whole process of fingerprint preprocessing , proposed new approaches for image preliminary filtering and the design of orientation filter , and got satisfactory results of preprocessing on the fingerprint containing gauss white noise
  由于指纹预处理的各个环节之间具有很强的相关性，本文对其全过程作了系统的分析，对其中的图像初滤波和方向滤波器设计的问题提出了新的见解，并对含高斯白噪声的指纹图像取得了较好的预处理效果。
• Because the high resolution on high frequency of wavelet package meets the feature of fingerprint containing abundant high frequency , we filtered the fingerprint preliminarily by means of wavelet package . while designing orientation filter , we introduced the square - circle transform to rotate filter , thus we reduced computing complexity and avoided imported errors
  具体地，结合指纹图像中高频丰富的特点，以及小波包高频分辨率高的分析特性，选用小波包对指纹图像进行初滤波；在设计方向滤波器时，对滤波器的旋转引入了方?圆变换的方法，进而减少了计算的复杂度，同时避免引入误差。