查询词典 variance

The uncertainty given is the expanded combined uncertainty and represents an estimated standard deviation equal to the positive square root of the total variance of the uncertainty of components.

The不确定性是膨胀的联合的不确定性并且代表估计的标准偏差相等与组分不确定性的总变化的正面方根。

When some parameters undergo the nonlinearity model, this algorithm can exactly present the posterior distribution, which is able to make full use of sensor measurement message every time, and optimize measurement variance.

按实际的非线性模型演化时，该算法能够很好地对非线性函数的后验均值与方差进行拟合，并充分利用了传感器每次量测带来的信息并进一步优化了测量方差。

The Paper introduces prepotency and variance operator and new individuals , so the arithmetic a-voids premature and improves convergent speed and capability .

在遗传算法中引入了优生算子，变异算子和新个体，避免了局部早熟，提高了收敛速度和全局收敛能力。

The variance of the Gauss function is the exclusive preset parameter in the new method and affects the optimal result slightly, thus ensuring the method to be robust and adaptive.

高斯函数的方差是度量函数中惟一的预设参数，但它对优化求解的结果基本没有影响，在实际中容易设定，保证了方法的自动性、稳健性和适应性。

Perhaps accurate replication at this stage is more easily attained because of this primitivity, and, therefore, tolerance for variance, although low, is not yet a critical problem.

或许精确的仿制，因为其原始性，所以在这个阶段较容易达成，因此，对於变异的容异，尽管不高，也还不是个严重的问题。

Firstly, the principal components of the variance matrix are adopted to compute the scale and orientation of tracking target, then the similarity measure and Kalman filter are used to update the tracking window.

首先，采用跟踪窗口内协方差矩阵主分量分析法来计算跟踪目标的方向和尺寸大小；然后，联合相似性度量和卡尔曼滤波器来更新跟踪窗口的大小和方向倾角，使之适应目标的变化。

The effects of iteration steps and the variance with the prior probability on the quality of image reconstruction are investigated.

迭代步数和先验概率的协方差取值对图像重建结果有较大影响。

Block probability of field network is analyzed by means of finite source queuing model combined with monte-carlo simulation.According to this concept,the formula of network throughput and average delay are obtained,and then an investigation is given for the effect of user number and variance of topology structure as well as capacity of date link.

采用有限信源排队模型及蒙特卡洛仿真相结合的方法分析了地域网的阻塞概率，并据此给出了网络吞吐量及延时性能的解析表达式，最后分析比较了不同用户规模，不同拓扑结构及链路容量对网络性能的影响。

Destroy probability calculated with model of random variable deviate high clearly, and destroy probability calculated with model of random field decrease greatly. When adopt random field, destroy probability decrease following with decrease of variance reduction coefficient.

由随机变量模型计算求得的破坏概率明显偏大，当采用随机场模型时，计算的破坏概率有很大的下降；当采用随机场模型时，随方差折减系数的减少，破坏概率也相应的减少。

In chapter 3, we study the expectation, variance and the *-freeness of normal operators in a W*- probability space, and show the Techebycheff's inequality and law of large numbers of the normal random variables.

第二章主要研究W~*—概率空间上的正常随机变量的期望、方差等性质，证明关于正常随机变量的车贝晓夫不等式及大数定理。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。