expected value

英 [ɪkˈspektɪd ˈvæljuː] 美 [ɪkˈspektɪd ˈvæljuː]

期望(预期)值

计算机化学



双语例句

  1. 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。
  2. So how do you calculate the expected value for your investment in a tool?
    那么如何计算投资某种工具的期望值?
  3. 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。
  4. 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。
  5. 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。
  6. Good development governance practices enable organizations to determine the extent to which development investments deliver on their expected value.
    好的开发治理实践能够让组织决定开发投资对其预期值的交付程度。
  7. 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。
  8. Depending on what the expected value is, that could be trillionths or it could be millions.
    根据期望值不同,这个值可以是万亿分之一,也可以是数百万。
  9. The method assert compares an expected value to an actual value for the particular test scenario.
    这个方法assert在这个特殊的测试情景下,将期望值与实际值进行了对比。
  10. You need some way of establishing the expected value for the decrypted message, for one thing.
    首先,您需要使用某种方法为解密消息确立预期值。
  11. 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。
  12. What is the expected value of these risks?
    这些风险的预期值是多少?
  13. There are significant difference in Efficiency, Quality, Cost, Service value between expected value and perceived value.
    其中游客在游览前后对效率价值、质量价值、成本价值、服务价值的认知存在显著差异。
  14. The expected value of the square of the deviations of a random variable from the point of origin.
    偏离原点的随机变量的偏差平方的期望值。
  15. 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。
  16. In particular, reinterpretation of the growth rate in terms of some form of expected value is required.
    特别是,重新解释的成长在一些形式上的预期值率是必需的。
  17. Expected value of a probability distribution
    一种概率分布的期望值
  18. 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
  19. 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。
  20. Besides, a set of survey data is analyzed in this method from the aspects of traditional "Expected Value Theory" and "Prospect Theory" correspondingly.
    从传统的期望效用理论和前景理论两个方面,对一份关于出行者路径选择的调查数据进行了分析;
  21. Expected value type instance on the stack.
    堆栈上需要值类型实例。
  22. Each assertion creates a constraint object under the hood which evaluates the expected value against the actual value.
    每个断言其实都在背后创建了一个约束对象,用来比较期待值和实际值。
  23. On an expected value basis, the obvious decision was to stick with finance.
    若按常人的观点,很显然,我应该坚持做我的金融。
  24. A new method to count the expected value and variance of time dispersion is presented for time dispersion of underwater optical wireless communication.
    给出了一种计算水下无线光通信中时域展宽的均值和方差的新方法;
  25. The expected value itself very rarely can help us.
    期望值本身很难帮助我们。
  26. If the start of the banner matches the expected value, the resource is considered to be online.
    如果横幅的开头与期望值匹配,则认为该资源已联机。
  27. The difference between an observed value and the expected value of a variable or function.
    一个受控变量的实际值和对应于给定的期望值之差。
  28. Instead, treatments designed to modify the expected value of the drug or food type may prove more effective.
    相反,成瘾性的治疗旨在改变药物或食物种类预期价值的,也可能证明有更多有效性。
  29. ( statistics) approximating the statistical norm or average or expected value.
    (统计学)接近统计的标准、平均数或预期值的。
  30. 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。

英英释义

noun

  1. the sum of the values of a random variable divided by the number of values

      Synonym:    arithmetic meanfirst momentexpectation