Comparative Research on Main Components Analysis with Covariance Matrix and Correlation Matrix

We analyze the ergodic capacity function by exploiting its property of schur-concavity, and develop a necessary condition for eigenvalues of the optimal input covariance matrix to characterize the properties of the transmit power distribution for achieving capacity.

我们通过平均信道容量函数的舒尔-凹性质对其进行分析，推导了最优输入协方差矩阵特征值分布的必要条件来刻画最优化的发射功率分配。

Approximations of local covariance function s of gravity anomaly

局部重力异常协方差函数逼近

According to the statistic characteristic of covariance function, parameter estimation can be given for kernel function.

由协方差函数的统计特征，可给出核函数的参数估计。

Influence of the parameter of covariance function on result of the least squares collocation

协方差函数的待定参数对最小二乘拟合推估精度的影响

Discussion of the methods of the covariance function prediction for the fitting of abnormal height

协方差函数拟合高程异常方法探析

Covariance Function of Place Error for Map Digitizing Data

地图数字化位置误差的协方差函数

The Calculation of Covariance Function of Square of Normal Stochastic Process

正态随机过程平方的协方差函数的计算

Properties of Covariance Function for Second Order Moment Fuzzy Stochastic Process

二阶矩模糊随机过程协方差函数的性质

Random phase screen generation by covariance method

大气相位屏的协方差冲激函数产生法

Correction via the covariance method was superior to the correction via division.

以协方差方法校正效果为佳。

The model was validated with the data measured by eddy covariance method.

用涡度相关方法，观测了感热通量和潜热通量，对模型进行了验证。

Suspension Parameter Optimization of Farm Transport Vehicle Using Covariance Method

协方差分析方法优化农用车悬架参数

Research on Covariance Method of Accuracy Analysis in Missile Terminal Guidance

导弹末制导精度分析的协方差方法研究

The effect of lattice filtering is comparable to covariance method, but much better than autocorrelation method.

从效果上看，格点法接近协方差法，但较自相关法有明显地改善。

The statistical covariance method can be used to approximately analyse non-linear system and research the small deviation abut standard trajectory caused by input disturbances. Generally, the result is better than Monte carlo method.

统计协方差法可以用来近似分析非线性系统，研究由输入干扰引起的围绕标准弹道的小偏差，一般效果比蒙特卡洛法好。

Multiple Covariance Analysis in Microsoft Excel 2000

在Excel表中进行多元方差分析

However, only SRT of 6 sub-tests was found to be significantly different between Pb-exposed workers and non-exposed workers using analysis of multiple covariance.

多元协方差分析显示：接触组工人的WHO／NCTB中的6项分测验，除SRT测验外，其余与对照工人比较均无显著性差异。

Covariance Analysis Method for Vehicle Random Vibration

车辆随机振动的协方差分析方法

Computation of the statistical quantities for covariance analysis using the orthogonal transformation method

利用正交变换方法计算协方差分析的统计量

Simulation of covariance analysis describing equation technique for terminal weapon delivery

协方差分析描述函数法在终端航空武器投放动态仿真研究中的应用