1) 1/f fractal signal
1/f类分形信号
1.
On the basis of the fit for autocorrelation function,a new SNR estimation approach for 1/f fractal signal was proposed.
提出了一种通过拟合自相关函数估计1/f类分形信号信噪比的新方法。
2.
In terms of the identical properties of the wavelet analysis and fractal theory in multi-scale analysis and self similarity, the authors introduce the theory of multi-scale wiener filter into the treatment of ground penetrating radar signals,extract available 1/f fractal signal from ground penetrating radar based on biorthogonal wavelet transformation and calculation of multi-scale wiener filter.
首先,利用双正交小波变换将带有加性白噪的探地雷达信号分解成多尺度的子带信号,通过小波变换对1/f类分形信号的白化作用,消除了1/f类分形信号的非平稳性、自相似性和长程相关性。
2) 1/f-type fractal signal
1/f类分形信号
1.
Parameter estimation of 1/f-type fractal signal via wavelet transformation;
基于小波变换的1/f类分形信号的参数估计
2.
A novel method to estimate the parameters of 1/f-type fractal signal is proposed according to characteristics of the wavelet coefficient variance versus scale of 1/f-type fractal signal in white noise,and namely,after the wavelet coefficient variance is simply transformed,the parameter estimation of 1/f-type fractal signal is according with parameter estimation conditions of least square method.
根据含噪1/f类分形信号的小波变换系数方差随尺度变化的特点,该文提出了一种估计1/f类分形信号参数的新方法,即对其小波系数方差进行简单的变换,使1/f类分形信号参数估计满足最小二乘法参数估计的条件。
3) 1/ f family signal
1/f类信号
5) 1/f noise
1/f信号
1.
The main noise in the output of an optic gyroscope is the 1/f noise of fractal noises.
与目前性能最好的小波方法相比,新方法不仅具有其优点,即可生成具有任意谱指数的1/f信号,而且,从所生成1/f信号的功率谱密度和Allan方差两方面进行比较,新方法的性能优于小波方法。
6) 1/f signal
1/f信号
1.
Based on the theory of integral multiwavelet transformation, the representation of 1/f signal (not near-1/f signal) is explored by inverse integral multiwavelet transformation, and the conditions of representing 1/f signal are acquired.
在积分多小波变换理论的基础上,研究了1/f信号的积分多小波变换表示,给出了用积分多小波逆变换产生1/f信号(非近似1/f信号)的条件。
补充资料：今分
1.楷书的别称。
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