1) weighted auto-correlation function
加权自相关函数
1.
The weighted idea is introduced to form a novel feature extraction method, that is, the weighted auto-correlation function method, to represent the protein sequences.
引入加权思想,以一种新的特征提取法,即加权自相关函数,表示蛋白质序列,与支持向量机组合,并采用“一对多”、“一对一”分类策略对膜蛋白进行分类研究,结果有明显改善。
2) autocorrelation function
自相关函数
1.
Variance analysis on sinusoid frequency estimators based on the argument of the sample autocorrelation function;
基于自相关函数相位的频率估计方法方差分析
2.
The autocorrelation functions of sequences generated by copying;
复制生成序列的自相关函数研究
3.
Based on the autoregressive(AR) model,the technology of digital filter was used to generate the rough surfaces that have the given autocorrelation function(ACF).
利用基于AR模型的二维数字滤波技术,通过计算机模拟生成具有指定自相关函数的粗糙表面;通过控制自相关函数来控制纹理,获得纹理的本质特征,在此基础上提出了一种能有效模拟所需表面纹理的自相关函数。
3) self-correlation function
自相关函数
1.
The second one is based on self-correlation function.
第1种方法需要进行傅立叶变换计算;第2种方法则以自相关函数为基础,这2种方法都对相关研究提供了帮助。
2.
Analysis and computer random number抯 self-correlation function of normality, rayl and lognormal.
建立了“非线性变换”法的数学模型,对产生正态、瑞利、对数正态3种分布的随机数的自相关函数进行了分析计算。
3.
In this paper,which is based on the analysis of the characteristic of noisy signal s wavelet transform,a self-adaptive method to determine a proper decomposition order is proposed according to the white noise verification based on self-correlation function.
在对带白噪声信号的小波变换特性分析的基础上,基于自相关函数的白噪声检验方法,提出了一种确定小波分解层数的自适应算法。
4) Auto-correlation function
自相关函数
1.
An algorithm of digital watermark based on auto-correlation function in the discrete wavelet transform domain;
一种基于自相关函数的小波域数字水印算法
2.
According to the disadvantage of the method that using auto-correlation function to abstract the periodic time of pitch,this method used center-clipping method to reduce the computational complexity of calculating auto-correlation functions of the fast signal.
介绍了一种采用TD-PSOLA合成语音的新方法,针对采用自相关法提取基音周期的缺点,该方法运用中心削波法降低计算短时信号的自相关函数的计算量。
3.
Within the data window,the auto-correlation function is used to calculate the transient energy and the cross-correlation function is used to analyze the relations between line phases,which are applied in leakage protection to effe.
在一定数据窗内,用自相关函数计算线路的高频暂态能量,互相关函数分析各线路的相位关系,二者有机结合可有效地检测出漏电信号,实现选择性漏电保护。
5) autocorrelation
[,ɔ:təukɔri'leiʃən]
自相关函数
1.
On the autocorrelation function of a new class of sextic residue sequences;
一类新的6次剩余序列的自相关函数
2.
A new variable step-size CMA blind equalization algorithm is introduced to conquer the defects of CMA,in which the step size is controlled by the estimation of error signal s autocorrelation.
提出了一种自适应变步长恒模盲均衡算法,利用剩余误差信号的自相关函数估计值作为控制步长的因子来自适应改变步长的大小,克服了恒模算法存在的固有缺陷。
3.
Once a signal is oscillatory, its autocorrelation is also oscillatory.
如果信号振荡,该信号的自相关函数也振荡。
6) Autocorrelation functions
自相关函数
1.
This paper introduced a method availing autocorrelation functions to estimate the image fractal dimension, and the method can detect classification of the wood texture.
介绍了一种利用自相关函数来估算图像分形维数的方法,并将其应用到木材的纹理分类检测中。
2.
Compared with the conventional pitch detection methods based on autocorrelation functions or average magnitude difference functions (AMDF), our method is more precise and effective, and is more robust versus additive colored Gaussian noise.
与传统的基音周期估计的自相关函数法或平均幅度差函数法(AMDF)相比,该方法更精确、有效,具有更强的鲁棒性。
3.
The autocorrelation functions (ACF) structure of the new model is then studied.
研究了新模型的自相关函数结构,给出了参数估计的Bayes方法和Metropolis-Hasting算法。
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