期望值

qī wànɡ zhí
  • expectant;expected value;desired value
期望值期望值
  1. 为了克服这一缺点,进而提出铣削加工过程的模糊控制,以使得切削力尽可能快速、无差、稳定地跟踪设定的期望值。

    And then Fuzzy Controller ( FC ) for machining process is proposed to make cutting force reach the set desired value rapidly , steadily , and without error .

  2. 然而。在大多数的生产过程中有数百的变量必须维持在期望值,这就要求有很多的操作员。

    However , since in most process plants there are hundreds of variables that must be maintained at some desired value , this correction procedure would required a tremendous number of operator .

  3. 女性往往受到家庭责任和低期望值的束缚。

    Women are too often constrained by family commitments and by low expectations

  4. 政府不断地宣扬选择权和市场的力量,人们的期望值也因此提高了。

    Expectations have been raised with the Government going on about choice and market forces

  5. 在超级大国的峰会之前降低公众的期望值是个屡试不爽的策略。

    It 's a well-tried tactic to play down public expectations in advance of a superpower summit .

  6. 防御性悲观是一种预测消极后果并采取相应防范措施的心理策略。防御性悲观主义者往往会是成功人士,他们对于结果的低期望值和现实并不相符,他们只是以此来激励自己做得更好。

    Defensive is a strategy that anticipates a negative outcome and then takes steps to avoid that outcome . Defensive pessimists tend to be very successful people , and their low opinion of the outcome isn 't realistic ; they use it to motivate themselves to perform better .

  7. C高;大学生的就业期望值过高。

    Too high expectation of college graduates ' employment .

  8. 一个处处停止B值鞅的期望值

    The expected value of an everywhere stopped b-value martingale

  9. 基于DNA遗传算法的随机整数规划期望值模型求解

    The DNA Genetic Algorithm Applied for Solving Stochastic Integer Programming Expected Value Models

  10. 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。

    Build a regular expression that describes the expected value format and put it in the pattern attribute .

  11. H(N,M,n)分布期望值的新求法

    New method for calculating the mean of h ( n , m , n ) - distribution

  12. 基于期望值的DEA模型研究及应用

    Study and Application of DEA Model Based on the Expected Value

  13. 分布的n阶是指偏离固定值的n次幂的期望值。

    The n-th moment of a distribution is the expected value of the n-th power of the deviations from a fixed value .

  14. 根据扫描电镜照片,对Si相分类统计,用概率统计求其数学期望值来定义变质度。

    The modification rate was defined as statistic probability for expectated value based on the classified Si phase SEM photos .

  15. 打开另一个文件,并读取该文件的内容(期望值=BASELINE)

    Open another file and read the contents of this file ( expected value = BASELINE )

  16. 按照期望值决策准则,使得总费用的数学期望E(c)达到最小值的设计,就是优化设计。

    When the mathematical expectation of the total cost , E ( c ), reaches minimum , the design is optimal according to the expected value decision rule .

  17. 如果这一销售数字准确,可能意味着业界对iPhoneSE的期望值过低。

    The sales numbers , if accurate , may also suggest that expectations for the iPhone SE are too low .

  18. 对于计算机系统运行的某一时段,用前K次审计时事件发生次数的均值作为第K+1次的期望值,然后求期望值和第K+1次的实际次数的相对误差。

    In some period of time of a running computer system , mean value of an event 's frequency in k audits is taken as expected value at k + 1th audit .

  19. 通常,不同的中央处理单元(CPU)和操作环境以不同的方式存储浮点数,简单地比较期望值和实际值是无效的。

    Typically , different central processing units ( CPUs ) and operating environments store floating points differently and simple comparisons between expected and actual values don 't work .

  20. 在SAR图像的统计性质基础上,对于每个邻域结构,利用Bayes方法,根据图像的观测值,获得强度期望值的最大后验概率(MAP)估计。

    Then based on the statistical property of SAR image , by using Bayes formulation the MAP estimate of the real intensity by observation image values for every structure is obtained .

  21. 对于语者辨识,语者特定模型直接用语者的语料借助于期望值最大化算法(EM)来训练,辨识算法采用了最大事后概率法则(MAP);

    For speaker identification , Expectation Maximization Algorithm ( EM ) is adopted to train speaker dependent model , and afterwards recognize speaker according to Maximum a Posteriori Criterion ( MAP ) .

  22. Kappa检验主要检验配对计数资料C×C表主对角线上的计数值是否显著地大于其期望值。

    Kappa statistics focuses on the counts in the major diagonal of the C × C table , testing if the diagonal counts were significantly higher than those expected ( by chance alone ) .

  23. 9个STR基因座的基因型频率期望值与观察值均符合HardyWeinberg平衡定律(P>0.05)。

    The expected and observed genotype frequency of nine STR loci was in accordance with the Hardy Weinberg equilibrium ( P > 0.05 ) .

  24. 特别是在被马克•扎克伯格称为家的Facebook总部所在地帕洛阿尔托(PaloAlto),卖家们要么选择在IPO之前暂停销售房屋,要么大幅提升了他们的期望值。

    In Palo Alto , in particular which Mark Zuckerberg calls home sellers are either keeping their homes off the market until the IPO or ramping up expectations .

  25. 基于风险决策中的期望值准则,提出了暂态稳定约束下收益最佳的TTC评估方法。

    Based on expectation rule of risk decision , a novel method for evaluating maximum benefit of TTC with transient stability constraints is proposed in this paper .

  26. 在该模型的基础上,应用输入/输出反馈线性化和Lyapunov方法设计了飞艇姿态鲁棒控制律,该控制律可以实现飞艇姿态按指数规律跟踪期望值。

    Then , Using the input / output feedback linearization approach and Lyapunov method , a control law of airship attitude is designed , which guarantees that the airship attitude exponentially tracks the desired attitude .

  27. 我们根据投影图像的分布特征,基于泊松数据模型,利用最大似然期望值法(Maximumlikelihoodexpectationmaximization,MLEM)对正弦图进行散射校正。

    In this paper , according to the characters of projection data , a scatter correction method which uses maximum likelihood expectation maximization ( MLEM ) algorithm based on poisson model is proposed .

  28. 学习中,CMAC初始状态权重值为0,将误差期望值与系统当前误差量化后作为地址输入CMAC。

    In learning , the primary value of CMAC was zero . Expected value of error and current error of system was quantized and used it as address to send in CMAC .

  29. 仿真结果表明运用模糊-PID复合控制能使PEMFC电池的输出电压稳定于期望值,其控制精度符合燃料电池的商业应用要求。

    The simulation result shows that the output of PEMFC can be stabilized on the expectated value with the application of fuzzy-PID compound controller , and its control accuracy meets the commerce application requirement of fuel cell .

  30. (IGa-N)模型下二行动线性决策问题的抽样信息期望值

    Expected Value of Sample Information for Linear Decision Problem on Two Actions under ( IGa-N ) Model