查询词典 variance

The effect of outer scale of atomospheric turbulence on tracking precision of tilted tracking system is studied by considering G-tilt power spectrum and the residual variance of tilted tracking system.

中国科学院光电技术研究所，成都610209 [2]中国科学院研究生院，北京100039文章摘要：从G倾斜功率谱和倾斜跟踪残余误差两个方面分析了大气湍流外尺度对倾斜跟踪系统跟踪精度的影响。

The relationship between residual servo variance and control bandwidth of an adaptive optics system is discussed.

分析自适应光学系统的控制残余方差与控制带宽的关系。

Analysis of the residual servo variance for an adaptive optics system.

自适应光学系统的控制残余方差分析。

Known susceptibility genes account for less than 25% of the familial risk of breast cancer, and the residual genetic variance is likely to be due to variants conferring more moderate risks.

大家知道乳腺癌的家族危险性的小于25%是由于易感基因，而剩余的遗传变异更多是由于变异体，而这种变异引起更多的风险。

A statistical analysis of model residual has been carried out, and residual autocorrelative parameter ρ〓(1) and residual variance parameter O〓 have been proposed.

对模型残差进行了统计分析，提出了残差自相关参量ρ〓（1）和残差方差参量O〓，并且针对O〓参量定量问题提出了H〓参量，并给出了相应阈值界限。

The class of distribution of decreasing variance residual life an that of decreasing percentile residual life are investigated,some their characters are also given,and their characteristic result is given when the general moments of residual life function are taken as their basis.

阐述了递减方差剩余寿命分布与平衡分布的平均剩余寿命函数的密切联系；研究了递减方差剩余寿命分布类及递减百分位数剩余寿命分布类，并且给出了它们的一些特征；给出了以剩余寿命函数的一般矩为基础的特征结果。

This model can be employed to computer BER for many WCDMA receivers.The variance of residual interference for one path of a user is also educed and a close-form BER expression for PPIC is obtained.

此外，第二章还推导了硬判决情况下多级并行干扰抵消后的残余干扰方差，进而给出计算部分并行干扰抵消接收机的误码率闭合表达式。

Based on the observation,this paper presents an efficient method to find a suitable neighborhood size,which only requires running the breadth-first search algorithm incrementally,but doesn't need to run the whole ISOMAP algorithm for every possible neighborhood size as those methods based on residual variance do.

和基于残差的参数选取方法不同，该方法只需递增式地运行广度优先搜索算法，而无需就每一个可能的邻域大小分别运行整个ISOMAP算法，从而具有比较高的运行效率。

In every-time iteration, we firstly estimate the signal amplitude and variance of residual interference plus noise with the output of channel decoding, then calculate the extrinsic information of multiuser detection, and finally conduct channel decoding.

在每一次迭代，首先根据信道译码器的输出估计信号幅度和冗余干扰及噪声方差，然后计算多用户检测的外信息输出，最后是信道译码。

This is a globally optimized algorithm and can derive a rheological parameter estimation, showing superior statistic features including near unbiasedness of fitting residual error and almost least variance.

新算法是一个全局优化算法，所得到的流变参数估计具有拟合残差近似无偏性和方差几乎为最小的特征。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。