轴系回转误差运动的特征是一项复合信号，它含有周期分量和随机分量。
The characteristics of error motion of shafting is a complex signal which includes periodic component and random term.
常常，分析者先对数据作探索性数据分析，而后才能有把握地选择结构分量或随机分量的模型；
The analyst usually makes exploratory data analysis and then selects structural or random measure of weight confidently;
分析当多元随机变量协方差阵正定时，各随机分量应满足的关系，并结合多项分布研究离散型与连续型样本协方差阵的不同。
And studying the difference of positive defined matrix of discrete and continuous sample by using of mal-distribution and the relationship among weights.
方差分量模型的随机效应的协方差为单位阵时《线性模型引论》已进行研究。
Variance component model of the random effects of covariance matrix unit for the "Linear model introduction" matrix has been studied.
本文研究了经过随机耦合链传输之后所得到的不同途径分量的分布统计规律。
In this paper the statistical distribution characteristics of the components with different ways in a random coupling chain are studied.
将截获信号的直观几何特征（星座图）映射到变换域中，可区别不同调制内部的同相正交分量的相对关系，避免了聚类算法受噪声干扰和其他随机因素影响。
The novel feature distinguishes relative distribution between in-phase and quadrature components and lightens the great influence caused by noise and other random factor in clustering algorithm.
大气紊流现象可用随机过程的理论和方法来描述，其对飞行器的影响反映为飞行器含随机加速度分量。
The phenomena of atmosphere disorderly current can be described using random process theory, and its effect on the aircraft can be regard as that the aircraft acceleration contains random component.
将线性混合模型中随机效应的协方差阵推广为正定阵，运用方差分析估计的方法给出了方差分量的估计。
In this paper, the covariance matrix of random effect in linear mixed model is extended to positive matrix. We construct the estimation of variance components based on the idea of ANOVA estimation.
对线性叠加在中值系列中的平稳随机噪声，用默认软阈值小波消噪平滑中值序列中的随机噪声分量。
As for the stable stochastic noise component linearly superposed on the median series, it is smoothed by means of the default soft threshold wavelet de-noising.
本文引进了一种最优化自回归数据滤波算法——卡尔曼滤波来分离这两个分量和消除其他随机噪声。
The paper introduces the Kalman filter method that is an Optimal Recursive Data Processing Algorithm, which can separate these two components and filter out other random noises.
水印信息经随机置换与LDPC编码，对经过二次整数变换之后的直流分量进行修改实现水印的嵌入。
The watermarking information that is stochastically permuted and coded by LDPC is embedded in the modified DC components which are attained by integer transform twice.
通过对描述沙粒垂向运动速度脉动分量的随机微分方程的直接求解，获得了风沙流中沙粒运动的随机轨迹。
Stochastic sand trajectories in wind-blown sand were obtained by solving the differential equation which describes the vertical fluctuating velocity of sand grains.
借助随机振动理论，考虑到脉动风荷载的背景和共振分量各自特点，在平均风荷载中引入系数计入背景分量。
Considering the background section and resonant section of the wind load, the background section is included in the mean wind load, which could simplify the wind load analysis on bridges.
借助随机振动理论，考虑到脉动风荷载的背景和共振分量各自特点，在平均风荷载中引入系数计入背景分量。
Considering the background section and resonant section of the wind load, the background section is included in the mean wind load, which could simplify the wind load analysis on bridges.
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