The influence of noise on the computational precision of correlation dimension is discussed, and iterative singular value decomposition for reducing noise is introduced.
同时研究了噪声对关联维数计算结果的影响，并提出用采样迭代奇异值降噪算法对原始数据进行降噪处理。
By detecting signal strangeness and reducing signal noise, the paper arrives at the maximum value of the detected signal, thus the fault location of the traveling wave signal is achieved.
通过对信号奇异性的检测和对信号的消噪，提取出了被检测信号的模极大值，进而实现了行波信号的故障测距。
Thus it is great practical value to research the polishing machine's mechanism noise and the method of reducing noise.
由此可见，对抛光机噪声机理及降噪方法的研究具有相当大的实用价值。
应用推荐