The method for system matrix determination is presented by using a block hankel matrix of raw data and correlation functions 分别通过原始数据和相关函数数据构成hankel矩阵,运用子空间方法进行系统矩阵的辨识。
The original pitch detection algorithm in wi coder is based on normalized cross-correlation function ( nccf ) 本课题wi编码器原本采用基于归一化互相关函数(normalizedcross-correlationfunction,nccf)的基音检测算法。
In chaper 2, we present a method for the extraction of the height-height correlation function of random rough surfaces from the data of average intensity of image speckles 第二章提出了由像面散斑平均光强提取随机表面高度?高度相关函数的方法。
The fault can be diagnosed by variance analysis or distance classification after getting the correlation functions between the input and output of cut 得到cut输入和输出之间的互相关函数后,可以采用方差特征分析法或者距离分类算法来判断电路有无故障。
The method is compared with the box-counting method and the results show that the auto-correlation function method is accurate and efficient 合成分形图像和自然纹理图像被用来检验该方法的准确性,并与计盒方法进行了比较,结果显示自相关法是准确的和有效的。
By least-squares fit of the measured data of speckle correlation function to the obtained quantitative expression, parameters of random surfaces can be extracted 采用最小方差拟合的方法,将散斑相关函数的测量结果与所得到的表达式进行拟合,可以提取出随机表面参量。
The auto-correlation functions of vibration signals measured on bearing cases are first computed, which will reduce the noise greatly, but not change the modulation signature of the signals 利用小波变换方法,分别对故障齿轮和滚动轴承的实测振动信号进行了分析、研究。
For phase space reconstruction of ship-radiated noise, using auto correlation function and mutual information to select the delay-time, and using false nearest neighbors method to select the embedding dimension 从自相关函数及互信息嫡两个方面讨论了相空间重构中延迟时间的选择。
The diffraction formula and statistical law of optical fields are used to get the cross-correlation function of intensities of laser speckles of the moved diffuse object 该方法利用光传播的菲涅尔衍射公式和光场的统计规律,给出散斑场光强在散射体位移前后的高斯光束相关函数的表达式。
Secondly, we prove the self-relation function and correlation function of pseudo noise code sequence and obtain the shift register generating circuit from it's generating function 然后,通过伪码的生成多项式,导出伪码的移位寄存器生成电路,并分析了伪码的自相关特性和互相关特性。