...方向滤波器组 图像去噪 图像融合 图像压缩 [gap=1559]Key words: Ridgelets, Directional information detection, Directional Filter Banks, Image de-noise, Image fusion, Image compression ..
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...的原理图及其频带划分 2 轮廓波变换 图1 是轮廓波变换的原理图,它由拉普拉斯塔 式分解和方向滤波器组(Directional Filter Banks , DFB) 实现. 拉普拉斯塔式分解把原始图像分解为低 频子带和高频子带 [ 6 ] .
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nonsubsampled directional filter banks 非下采样方向滤波器组 ; 采样方向滤波器组
pyramid directional filter banks 塔型方向滤波器组
uniform directional filter banks 均衡方向滤波器组
N-dimensional Directional Filter Banks 向滤波器组
Decimation-free Directional Filter Banks 非抽样方向滤波器组
Contrast to wavelet transforms, Directional Filter Banks(DFB) can extract directional and edge information of images better.
相比于小波变换,方向滤波器能够更好地提取图像的方向及边缘信息。
参考来源 - 基于方向滤波器和小波变换的图像编码·2,447,543篇论文数据,部分数据来源于NoteExpress
It is composed of nonsubsampled Laplacian pyramid and nonsubsampled directional filter Banks.
它是由非抽样塔形滤波器组和非抽样方向滤波器组组成。
The work can be mainly divided into two aspects: lattice vector quantization in vector quantization coding for images and the lifting realization of the quincunx directional filter banks.
所做工作主要有两方面:一是矢量量化编码中的格型矢量量化,另一个是梅花型方向滤波器的提升实现。
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