3) Translation invariant
平移不变
1.
Applying translation invariant wavelet transform to de-noising of short-circuit current;
应用平移不变小波变换消除短路电流中的噪声
2.
Translation invariant wavelet transform de-nosing method was used to perform the cycle translation for blasting vibration signals and the soft or hard threshold to compress and reconstruct of the wavelet coefficient of the signals.
传统的小波变换阈值法去噪会使爆破振动信号的急剧变化部分产生人为的振荡现象,产生这种现象的原因是小波缺乏平移不变性。
3.
The reason is that the de_noising algorithm lacks of wavelet translation invariant.
基于传统的小波变换去噪算法可能使信号的急剧变化部分产生人为的振荡现象 ,产生这种现象的一个直接原因是小波缺乏平移不变性。
4) translation invariance
平移不变
1.
Wavelet denoising in deformation data based on translation invariance;
基于平移不变的变形监测数据小波变换去噪处理
2.
The application of translation invariance wavelet transform in image de-noise;
平移不变小波变换在图象降噪中的应用研究
3.
Empirical mode decomposition method based on wavelet with translation invariance algorithm;
基于平移不变小波阈值算法的经验模态分解方法
5) translation-invariant
平移不变
1.
A translation-invariant extension of multiwavelet transform called stationary multiwavelet transform(SMWT) was proposed,which yields an overcomplete signal representation,and consequently incorporates the advantages of multiwavelet transform and translation-invariant property.
综合了多小波分析和平移不变性质的优势,将多小波分析扩展到静态多小波的范畴,提出了一种基于静态多小波变换(SMWT)的图像融合方法。
2.
A translation-invariant(TI)neighboring-coefficients thresholding is designed by incorporating the different evolution of signal and noise along the scales of wavelet domain and information in the same scale.
根据信号和噪声在尺度间的不同传播特性和尺度内近邻小波系数的相关性,设计出一种平移不变(TI)的近邻系数阈值策略,并依据磁共振成像(MRI)噪声图像的特点,结合复数域统一体去噪方法,提出了一种新颖的基于平移不变的小波域近邻系数阈值MR图像去噪算法。
补充资料:平移不变度量
平移不变度量
translation-invariant metric
平移不变度最【trans颐即一加ariant metric;TpaHe月,-”Ho““a”““BapHaHT MeTP”Ka」,不变度量(mvanantmetric)【补注】向量或线性空间X上的一个度最(metric)P满足p(x+:,y十:)=p(x,夕)对所有的x,y,:‘X.一个范数(norm)或F范数,}11}(关于此概念的定义见万有空间(~rsalsP即e)的补注)定义一个平移不变度量p(x,力=}x一川}.如果(X,p)是一度量线性空间(Tnetric linear sPace),即具有度量的向量空间使得加法和标量乘法是连续的,则存在X上一个不变度量p‘等价于原来的那个度量,【A2].X上两个度量p,P’是等价的,如果它们导出同样的拓扑.
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