The weighted mean of the random variable is the expected value.
随机变量的加权平均值是期望值。
When fusing several outputs of similar sensors, we often use the weighted mean method. The weight has great influence on the fusing result.
对多个同类传感器的输出数据进行融合时多采用加权平均法,权的分配对融合效果的影响十分明显。
According to the value of weighted mean roughness the priority of different characteristic information can be distinguished, so the proposed method possesses strong tolerant ability.
按加权平均粗糙集的大小区分层内各特征信息的优先级,具有很强的容错能力。
Optimizes turning Angle of various sections in the public feasible zone, and then obtains the optimal value of target functions by evaluating weighted mean.
在公共可行域内优化各个截面的转角,然后加权平均可得到目标函数的最优值。
Then the decision tree of electric power grid diagnosis is built by using weighted mean roughness as separating attributes standard to realize electric power grid fault diagnosis.
然后采用加权平均粗糙度的概念,作为选择分离属性的标准,构造电网故障决策树,从而实现对电网的故障诊断。
Data were pooled across studies, and relative risks for categorical outcomes and weighted mean differences for continuous outcomes, weighted according to study sample size, were calculated.
将所有的研究的数据合成,对于分类变量效应指标为风险比,对于连续型变量效应指标为加权均数差,根据研究样本的大小来加权。
To conquer the influence of the cross term, a weighted mean method is proposed.
为了克服交叉项的影响,提出了加权平均的方法来改进算法。
The average efficiency calculation method for hydraulic turbines is appraised. In consociation with practical examples, the purport and calculation method of weighted mean efficiency is elucidated.
对水轮机平均效率计算方法进行了评述,结合实例阐明了加权平均效率的意义和具体的计算方法。
The principle of the decorrelated pseudo range approach is presented. A weighted mean tracking error estimator is designed to estimate the GPS receiver code loop tracking error.
介绍了伪距解除相关法的原理,设计了一种加权平均跟踪误差估计器,用以估计GPS接收机码环跟踪误差。
A linear relationship between the weighted mean absolute growth rate of individual tubers and their cell Numbers suggested that tuber growth was largely controled by the cell division of the tuber.
块茎绝对生长率的加权平均与块茎细胞数量的直线相关证明了块茎的生长在很大程度上受细胞分裂控制。
This paper studies the tariff of arithmetic mean and weighted mean of China tariff rate, surveys and measures the rationality about tariff policy.
通过对我国关税率的算术平均值和加权平均值的比较,对关税政策的合理性进行了测度与衡量。
According to the characteristics of mixed data signals, this paper proposes a new fuzzy smoothing method, which USES weighted mean idea to share the neighboring samples' data value.
本文针对混合数据信号的特征,提出一种新的模糊平滑法,沿用加权平均的思想,对信号相邻的点之间进行加权运算。
The two - parameters weighted mean in defined and an inequality for two - parameters weighted mean of convex function is prove, they have generalized and improved the results in literatures.
提出了函数的双参数加权平均的定义,证明了一个凸函数的双参数加权平均不等式,加强和推广了有关文献中的结果。
In this case, the simple weighted mean method can be used.
这时,可以利用简便的加权平均法。
Treatment effects were summarised as relative risks or weighted mean differences with 95% confidence intervals by using a random effects model.
治疗效果采用相对危险度和加权均数差(采用随机效应模型的95%可信区间)概括。
After averaging the same flight segments by multiplying mission mix rates, then the weighted mean profiles can be obtained, which represent the composite maneuver flight loading spectrum.
将各机动飞行任务的同类任务段和同类载荷循环乘以任务混频后进行加权平均即得到机动飞行类综合载荷谱。
To remove mixed impulse noise and Gaussian noise in digital images, a hybrid filter based on the adaptive median filter and the adaptive weighted mean filter are proposed.
为了去除图像中混入的脉冲噪声和高斯噪声,提出了一种基于自适应中值滤波和自适应加权均值滤波的混合滤波方法。
Results are reported as odds ratios (OR) for dichotomous outcomes and weighted mean differences for continuous data.
结果报告两分法以OR呈现和连续数据以加权平均的差别呈现。
For continuous data we calculated a weighted mean difference.
对于连续变项我们计算加权的平均值差异。
Standardised or weighted mean differences were used to pool data for continuous outcomes and odds ratios were used to pool data for dichotomous outcomes, together with 95% confidence intervals.
对于连续性的结果变项使用标准化或加权的平均值差异来分析处理资料,而对二分的结果变项则使用胜算比与95%信赖区间来分析处理资料。
In view of denoising salt-pepper noise, a adaptive weighted mean filter based on decomposition of histograms is proposed in this thesis.
本文针对图像椒盐噪声的去除,提出一种基于直方图分解的自适应加权均值滤波器。
According to the changes of gray value range of images pollute by salt and pepper noise, this paper proposed an improved weighted mean filtering algorithm.
根据椒盐噪声污染图像灰度值取值范围的变化,提出了一种改进的加权均值滤波算法。
In view of denoising salt-pepper noise, a weighted mean filter based on decomposition of histograms is proposed in this thesis.
本文针对图像椒盐噪声的去除,提出一种基于直方图分解的加权均值滤波器。
This article introduces the weighted mean method to carry on theisohyet line.
本文还引入距离加权平均法入行降雨等值线的绘制。
The image noise filters are classified into optimal filters, adaptive weighted mean filters, and order statistics filters.
本文将图象噪声滤波器分为最佳滤波器、自适应加权均值滤波器和顺序统计滤波器三类。
Statistical analysis for continuous data was done by weighted mean difference or standardised mean difference.
连续数据以权重平均差或标准化平均差作统计分析。
A new efficient fuzzy weighted mean filter approach to the restoration of images corrupted by mixed noise was proposed.
针对图像混合噪声提出了一种新型的模糊加权均值滤波算法。
The idea is based on weighted mean filter, which uses the histogram function of the corrupted image as weight.
该算法以加权均值滤波器为基础,利用被污染图像的直方图函数作为权值进行加权运算。
Finally, the method of weighted mean is used to calculate the inherent risk ratio of the audit.
最后,利用加权平均法得出经专家评估的审计项目固有风险比率。
Finally, the method of weighted mean is used to calculate the inherent risk ratio of the audit.
最后,利用加权平均法得出经专家评估的审计项目固有风险比率。
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