arithmetic mean

英 [ˌærɪθmetɪk ˈmiːn]

美 [ˌærɪθmetɪk ˈmiːn]

算术平均数；算术（等差）中项；均数

计算机化学

英英释义

noun

• the sum of the values of a random variable divided by the number of values
  Synonym:first momentexpectationexpected value

双语例句

• The following figure shows the calculation for the arithmetic mean for each of the four valuation metrics.
  下面的数据显示了四个估值的算术平均值。
• Use median and arithmetic mean filters to do removal of the pulse and random disturbances.
  采用中值和算术平均值滤波去除脉冲干扰和随机干扰。
• In this paper the application conditions of elliptical-marker strain analysis techniques ( R_f/ Φ) de-straining method, algebraic method proposed by Shimamoto et al., harmonic mean method, and arithmetic mean method) are thoroughly discussed by computer model method.
  本文采用计算机数学模拟的方法更深入地探讨了椭圆形标志物应变分析技术（Rf/Φ去应变法、Shimamoto等提出的代数法、调和平均值法和算术平均值法）的适用条件。
• First of all, according to the established network consumption measurement indicator system to collect relevant data by dimensionless arithmetic mean method, the weighted average method of treating the resulting data and, ultimately, a comprehensive measure indicators.
  首先根据建立起来的网络信息消费测度指标体系搜集相关数据，通过无量纲化、算术平均法、加权平均法的方法处理所得数据，最终获得综合测度指标。
• In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.
  事实上，一些很老的书籍上，平均的定义就是算数意义的，总的来说被分为两种算数意义，但现代我们多用几何意义。
• A HIGH-PRECISION IMAGE PROCESSING Algorithm Based on Arithmetic Mean of Gray-value and Bilinear Interpolation
  基于灰度期望值和二值化高精度图像处理算法
• And on this basis, the arithmetic mean law is operating through the riskiness of the project grading.
  并在此基础上通过算术平均法得到作业项目的风险度分级标准。
• The methods of combine arithmetic mean with the area weighting average are adopted when calculation of amount of precipitation and the evaporation capacity.
  具体计算时，降水量、蒸发量主要采用了算术平均与面积加权平均计算相结合的方法；
• The computation of grid centroid uses weighted mean instead of arithmetic mean. Consequently, the position of grid centroid can represent the space distribution of data points indirectly. Moreover, the incremental updating of the centroid saves a lot of time and space.
  网格质心的计算采用加权平均值而非算术平均值，因此质心的位置能够间接反应网格中数据点的分布情况，质心的增量式更新为算法节约了大量的时间和空间。
• Feasibility of the algorithm is verified by simulation results. Secondly, two measures for improvement the algorithm are proposed in this paper: spectral peak searching by large/ small step and arithmetic mean for spectral function.
  其次，在上述算法的基础上，提出了两种改进措施：大、小步长的谱峰搜索和谱函数求算数平均值。