1) local wavelet transform
局部小波变换
2) local maximum of wavelet transform modulus
小波变换模局部极大值
1.
According to the characteristics of mode-B ultrasonic image obtained after HIFU treatment,the edge of effective treatment region was detected by combining local maximum of wavelet transform modulus and fuzzy decision theory,and then its closed contour curve was extracted through mathematical morphology processing.
根据HIFU治疗后B超图像特点,结合小波变换模局部极大值和模糊判决理论检测出有效治疗区域的边缘,然后通过数学形态学处理得到其封闭轮廓线。
3) local wavelet moment
局部小波矩
1.
Extracting local wavelet moment ,an algorithm based on local wav elet moment for image matching is presented.
该文将图像的视觉不变矩特征引入到图像匹配领域中,通过提取图像的局部小波矩,提出了一种基于局部小波矩的图像匹配算法。
4) Wavelet transform
小波变换
1.
Analysis and determination of noise sources for mine ventilation equipment base on wavelet transform;
基于小波变换的矿井通风设备噪音源分析与确定
2.
Damage identification of pipe based on two-stage wavelet transform method;
基于两步小波变换的管道损伤识别
3.
Edge detection of metal transfer image based on wavelet transform;
基于小波变换的熔滴过渡图像的边缘检测
5) wavelet
[英]['weɪvlət] [美]['wevlət]
小波变换
1.
Improvement on Predicting Precision of Oil Content in Instant Noodles with Near-infrared Spectroscopy Treated by Wavelet Transformation;
基于小波变换的方便面含油率近红外光谱检测技术
2.
The Denoising Algorithm of ECG Signals Based on Wavelet Transform;
基于小波变换的心电信号去噪算法
3.
A Comparative Study of Wavelet Used in DICOM Image Compression;
小波变换医学DICOM图像压缩的研究
6) Wavelet transformation
小波变换
1.
Compensated densilog HR processing based on wavelet transformation;
基于小波变换的密度测井高分辨率处理
2.
Recognition and removal of spikes in capillary electrophoresis using wavelet transformation;
基于小波变换识别去除毛细管电泳中的奇异峰
3.
Adaptive multiwell correlation based on wavelet transformation;
基于小波变换的自适应多井对比技术
补充资料：Radon变换和逆Radon变换
Radon变换和逆Radon变换
X线物理学术语。CT重建图像成像的主要理论依据之一。1917年澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。
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