A feature extraction method of high-range-resolution radar profiles, which takes advantage of wavelet packet transform and modified SVD (singular value decomposition) was proposed.
提出了基于小波包变换和改进奇异值分解的高分辨雷达目标一维距离像特征提取方法。
In this article, the linear magnitude predictor of wavelet packet decomposition coefficients, the creation algorithm of images characteristics based on wavelet packet transform have been introduced.
该文建立了自然图像的小波包分解系数绝对值线性预测模型,提出了基于小波包变换的图像特征形成算法。
Aiming at a common copy-paste forgery in the research field of digital image forensics, this paper proposes a detection approach based on wavelet transform and singular value decomposition.
针对数字图像取证中一类常见的复制粘贴图像伪造,本文提出了一种基于小波变换和奇异值分解的检测算法。
The simple image fusion method, the multiresolution image fusion techniques based on multiscale pyramid decomposition (MPD), and the image fusion method based on wavelet transform are studied.
文中研究了简单的图像融合方法、基于多尺度塔形分解的多分辨率图像融合方法和基于小波变换的图像融合方法。
Based on expatiate wavelet transform principle, aimed at the construction of fusion operator, a new scheme using the correlation of decomposition coefficients is presented.
文中在阐述小波变换原理的基础上,针对融合算子的构造,给出了一种新的基于小波系数相关性的融合方法。
By introducing anisotropic decomposition into the transform, the associated wavelet bases may have different sizes in different dimensions, and better directivity.
该变换引入了各向异性分解方式,由此得到的小波基在各个方向上尺度可以不同,并具有更好的方向性。
Threshold de-noising based on wavelet transform which is proposed to determine the decomposition order adaptively is an efficient method to reduce the white noise in the digital signal.
在对带白噪声信号的小波变换特性分析的基础上,基于自相关函数的白噪声检验方法,提出了一种确定小波分解层数的自适应算法。
The original motion mask image can be extracted from the high frequency frames which resulting from temporal decomposition of the original video sequence by wavelet transform.
将视频序列进行时间轴一维小波变换,利用变换后的高频帧信息提取出初步的运动掩模图像;
Objective To find a new method for ECG autoanalysis of through the combination of energy transform and wavelet decomposition for detecting the characteristic point of QRS complex.
目的使用能量变换与小波分解的联合算法检测心电信号QRS波群的特征点,为心电信号的自动分析提供新的手段。
Grid feature vector, belonging to the wavelet decomposition sub graph which got by character image wavelet transform, is used to construct character wavelet feature vector.
通过对字符图像的小波分解子图求取网格特征向量,构造出字符的小波特征向量。
Two approaches, single decomposition approach and multi-decomposition approach, using discrete wavelet transform for extracting phase in phase profilometry are proposed.
提出了两种在相位轮廓术中使用离散小波变换提取条纹相位的方法:单次分解法和多次分解法。
Image decomposition and image enhancement are the key technology of image processing. The algorithms of image processing based on wavelet transform are a hot topic.
图像分解和图像增强都是图像处理中关键的预处理技术,而围绕小波变换在这两方面的图像处理算法一直是人们研究的热点。
Image decomposition and image enhancement are the key technology of image processing. The algorithms of image processing based on wavelet transform are a hot topic.
图像分解和图像增强都是图像处理中关键的预处理技术,而围绕小波变换在这两方面的图像处理算法一直是人们研究的热点。
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