1) pyramid directional filter banks
塔型方向滤波器组
1.
The speckle noise could be denoised by pyramid directional filter banks in the image pretreatment.
文章研究了基于视觉特性的组合分割方法,该方法通过塔型方向滤波器组进行去噪,发展了各向异性的核期望转移滤波器,核的形状、尺度和方向都能自适应图像的局部结构,最后结合边缘检测对图像分割进行修正。
2) Pyramidal directional filter bank
金字塔方向滤波器组
3) directional filter banks
方向滤波器组
1.
The research of frequency aliasing of Contourlet transform based on directional filter banks;
基于方向滤波器组的Contourlet变换频谱混叠特性研究
2.
First,the wavelet is used for image multiscale decomposition,and then the directional transform is added to the high frequency wavelet subband followed by the improved uniform directional filter banks.
本文提出了一种新的基于小波系数的均衡方向变换方法,首先用小波变换对图像做多尺度分解,再用改进后的均衡方向滤波器组(uniform directional filter banks,uDFB)对小波变换后的高频子带作方向变换。
3.
Contourlet transform is composed of Laplacian Pyramid algorithm and directional filter banks.
Contourlet变换是由拉普拉斯塔式算法和方向滤波器组两部分组成。
4) directional filter bank
方向性滤波器组
5) directional filter bank
方向滤波器组
1.
Design of decimation-free directional filter bank and its application in medical image enhancement
无抽样方向滤波器组的设计及其在医学图像增强中的应用
2.
First the circular symmetric filter bank decomposed the image into high frequency subband and low frequency subband,then the high frequency subband was further decomposed into directional subbands by directional filter bank.
圆对称滤波器组首先将图像分解为高频子带和低频子带,然后利用方向滤波器组将高频子带分解为多个方向子带,而对低频子带进行小波变换。
3.
Among all the multiscale geometric analyzing tools available, both Contourlet transform and Surfacelet transform are constructed based on directional filter banks (DFB) and Laplacian Pyramid (LP).
在各种多尺度几何分析工具中,轮廓波与表面波都是基于方向滤波器组和金字塔分解的。
6) directional filter banks(DFB)
方向滤波器组(DFB)
补充资料：阻尼型电容分压器(见分压器)
阻尼型电容分压器(见分压器)
damped capacitor voltage dividers
阻尼型电粤万压藉一”divider尽)见分压器(dam卯d eapaei、orvoltage
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条