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。
• The method of progressive difference remedies a defect of the arithmetic mean
  逐差法弥补了算术平均法处理数据的不足
• 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。
• Consequently, it introduces the method of evaluating the representativeness of arithmetic mean by arithmetic mean quota with analysis made on the application scope of the judging axiom.
  进而分析了通过平均指标衡量算术平均数代表性的方法，并就判别定理适用范围进行了分析。
• 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。
• One should therefore take the arithmetic mean as the sum.
  必须取算术平均作为和。
• 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 main content goes as follows: ( 1) The forecast of water consumption: according to the optimization theory of combination weight coefficient, the author combines BP neural network method and mobile arithmetic mean method, and makes the mixed forecast model.
  主要内容有：（1）用水量预测：运用组合权系数优化理论，将BP神经网络法和移动算术平均法组合，建立组合预测模型。
• 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。
• On the premise of careful phase analysis, the shallow structure and velocity distribution of layer above basement interface is obtained by applying classical methods of time section and arithmetic mean.
  在充分细致的震相分析前提下，采用经典的时间场法和算术平均法来反演，得到了天水地震区结晶基底界面以上层的浅层结构和速度分布。