expected value

英 [ɪkˈspektɪd ˈvæljuː]

美 [ɪkˈspektɪd ˈvæljuː]

期望（预期）值

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:arithmetic meanfirst momentexpectation

双语例句

• Study and Application of DEA Model Based on the Expected Value
  基于期望值的DEA模型研究及应用
• So perhaps you can steel yourself to follow decision theory and go for the higher expected value.
  因此，或许你可以让自己坚强起来，遵循决策论，追逐更高的预期价值。
• I come from a math background, I believe in expected value.
  我自己是学数学的，所以很相信期望值。
• The measure of the difference between the mean value and some maximum expected value for a particular data reading.
  一个特定数据的读取中，对平均值与某种最大期望值之间的差的度量。
• The variance of a random variable measures how far from the expected value its values typically are.
  随机变量的方差衡量随机变量值与期望值偏离的程度。
• This would be unfortunate, however, because$ 10m is already the expected value of the asset.
  但这可真令人遗憾，因为1000万美元已经是该资产的预期价值。
• Build a regular expression that describes the expected value format and put it in the pattern attribute.
  构建一个说明所期望值格式的正则表达式，并将其放到pattern属性中。
• The problem is formulated as expected value model, and the objective function is to minimize the setup costs, production costs and inventory holding costs.
  建立了问题的期望值模型，目标函数为极小化生产准备成本、生产成本、库存成本的期望值。
• 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。
• It compares the expected value to the actual value read from the event occurrence data to determine if duplicate events were consolidated.
  它会比较预期的值和从事件发生数据读取的实际值，从而判断是否整合了重复事件。