2) nonsubsampled Contourlet transform
无下采样Contourlet变换
1.
Image fusion based on nonsubsampled Contourlet transform;
基于无下采样Contourlet变换的图像融合算法
2.
A novel method of image fusion based on the nonsubsampled wavelet-contourlet transform is proposed,combined with the merit of trous transform,based on the recently developed nonsubsampled contourlet transform,which can offer a trait of flexible multiscale and shift-invariant simultaneity.
针对目前最新发展的无下采样Contourlet变换,同时具有方向性、各向异性和平移不变性的特点,并结合多孔小波变换的优点,提出了一种新的基于无下采样小波-Contourlet变换图像融合算法。
3.
Several image fusion algorithms that adapt to the characteristic of the source images have been proposed based on the multiscale geometric analysis tools such as the redundant wavelet transform and the nonsubsampled contourlet transform.
针对现有大多融合算法没有考虑图像固有特性的问题,本论文对图像传感器的成像机理、源图像的成像特性等先验信息进行了综合分析,围绕冗余小波变换及无下采样Contourlet变换等多尺度几何分析工具,提出了多种与源图像特性相适应的图像融合算法。
3) non-subsampled contourlet transform
无下采样Contourlet变换
1.
A robust blind digital watermarking scheme based on non-subsampled contourlet transform(NSCT) and human visual system(HVS) was proposed.
提出一种基于无下采样Contourlet变换(NSCT)和人眼视觉系统(HVS)的自适应稳健盲数字水印方案,该方案在NSCT域中对人类视觉系统的特性进行建模,利用人眼的视觉掩盖机制自适应嵌入水印序列。
4) nonsubsampled contourlet transform
无下采样Contourlet变换(NSCT)
5) down sample
向下采样
1.
This paper analyzes the down sample effect on harmonics using Discrete Fourier Transform(DFT),analyzes the frequency division character of WPT,Simulations validate the results obtained.
本文利用离散傅立叶变换原理分析了向下采样对信号的影响 ,分析了小波包变换得到的频带的特点 ,在此基础上 ,分析 WPT频带划分的特点 ,通过仿真验证 ,本文得到的结论是正确的 ,从而为小波包变换在电力系统中的广泛应用打下了良好的基
6) downsampling
下采样
1.
To improve the video decoding ability on the multimedia processing capability limited terminals, an effective algorithm is proposed to implement the DCT-domain downsampling video decoding.
为了提高多媒体处理能力有限的终端上的视频播放能力,本文提出了一种有效的DCT域下采样视频解码算法。
2.
264/ AVC 4-tap integer Transform (IT) coefficients while downsampling at the same time.
264中的HT系数转换并同时进行下采样的算法。
补充资料：无下
1.谓无在下者。 2.谓不投降。
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参考词条