...某一奇异点附近震荡幅值的最小化,为了寻求平移对所有奇异点都是最优的,Coifman和Donoh0提出采用“Cycle spinning”(循环平移)方法加以抑制,通过循环平移运算,改变信号的排列次序即改变信号的奇异点位置,使小波匹配信号奇异点,再平均所得结果,达到降低...
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What’s more,Cycle Spinning algorithm is used to modify the Gibbs phenomenon which is caused by wavelet transform without translation invariance.
此外,还引入了递归循环平移(CycleSpinning)算法对小波变换缺乏平移不变性产生的吉布斯现象进行抑制。
参考来源 - 一种基于正态反高斯模型的贝叶斯图像去噪方法·2,447,543篇论文数据,部分数据来源于NoteExpress
In order to remove this phenomenon, we consider the cycle spinning method based on threshold wavelet and then use the coefficient magnify to remove the signal noise.
为了去除这种现象,考虑在阈值法的基础上对信号进行循环平移,然后再对平移后阈值上的系数进行放大,对信号进行消噪处理。
Using this method can not only be convenient to measurement of roving stretch rate, but also shorten the testing spinning cycle of the roving.
用这种方法不仅能使粗纱伸长率的测量变得十分方便,而且还可使粗纱的试纺周期大大缩短。
Through investigation of changes of the intensity of electron spinning signal and morphology of amorphous carbon materials at different cycle numbers, mechanism for capacity fading was obtained.
通过研究在不同的循环次数时无定形碳材料的电子自旋共抓信号的强度变化及形态结构的变化,得出了容量衰减的机理。
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