Even on the more 'normal' side - market sizing questions within normal case questions - interviewees often freeze up at the thought of tackling this ambiguous estimation question.
更多“正常”的情况是,市场规模估算问题嵌套于一般的案例题目中。面对如此模棱两可的估算问题,通常,面试者的脑子一片空白。
A cost estimation that assumes normal data distribution may not best reflect the real cost of a query when different parameters are used.
假定正常数据分布的开销评估可能并不能最好地反映查询使用不同参数时的实际开销。
Under normal circumstances, the painter in the estimation, the proportion with this simple method.
在一般情况下,画家在估计各部分比例时,都用这种简易方法。
Conclusion Normal distribution theory may be used in the interval estimation and hypothesis testing of rank sum.
结论对秩和与秩和比可以应用正态分布理论作区间估计和假设检验。
According to the body normal physiological changes the cubic curve model is the best model among several deferent models of curve estimation with SPSS.
根据人体的正常生理变化,三次曲线模型是SPSS曲线估计的几个模型中最合适的一个。
The optimum test design is obtained to minimize variance of least square estimation of the mean life at a normal stress level.
这里的最优准则是指正常应力水平下产品对数平均寿命估计的方差的极小化。
Power system state estimation is usually formulated as a weighted least-squares problem and is solved iteratively by the normal equation method.
电力系统加权最小二乘准则的状态估计,通常采用正规方程法。
The equivalent weight function in robust estimation is usually constructed by the statistics of normal distribution. The critical values are often fixed by experience.
抗差估计等价权函数一般由正态分布统计量构造,其临界值(或称准则)一般由实际经验确定。
The experimental results show that the proposed SORR algorithm is better than the normal regression estimation algorithm of SVM.
结果表明SORR优于标准的支持向量机回归估计算法。
The problem of estimating time-varying parameters of econometric models is discussed, by analysing the normal moving window method. A new estimation method-optimal moving window method is proposed.
本文在分析普通移动窗法的基础上,对计量经济模型的时变参数估计问题,提出了一种新的估计方法—最优移动窗法。
Since mixture normal distribution is the non-mixed , the estimation and test have many difficulties .
由于混合正态分布模型是非正则的,它的参数估计及其检验都存在很多困难。
The results show that the robust principal component estimation can not only overcome the ill condition of the normal equation. but also resist the outlier effects to the model parameters.
结果表明:抗差主成分估计不仅可以解除法方程系数降的病态,而且对于抑制观测粗差的影响也有显著功效。
Then, the estimation expressions of residual entropy on normal distribution hypothesis are given, and its application approaches are illustrated.
在正态假设的基础上推导了模型“残差熵”的估算公式,并给出了具体的应用方法。
Objective to establish the normal value of motor unit number estimation (MUNE) of thenar muscles, to study its relationship with age and test the reproducibility of the technique and its use in MND.
目的建立大鱼际肌运动单位估数(MUNE)正常值并研究与年龄的关系和该技术的重复性及其在运动神经元病(MND)中的应用。
Second, in the motion estimation part of the coder, we find that normal search algorithms are not effective, which neglects different levels of motion in image sequences…
其次发现运动估计部分由于忽略了图像场景的分级运动而存在一定的无效搜索运算,提出了基于分级运动的可变搜索域法来压缩无效的搜索运算;
By analyzing the research status of Multi-Objective optimization, an Estimation of distribution Algorithm for Multi-Objective Problem based on joint normal distribution is proposed.
通过对多目标优化方法研究现状的分析,针对多目标优化问题的特点提出一种基于联合正态分布的求解多目标优化问题的分布估计算法。
Then, the normal variable structure controller (VSC) and the adaptive variable structure controller with the estimation for the upper norms of uncertainties are presented.
所提出的近似自适应变结构控制器可以避免控制器中的不连续继电项,同时不必已知系统不确定性范数界。
In this paper, We give the sample breakdown point of a test for moment estimation of population variance and analyze the asymptotically normal characteristic of the sample breakdown point.
本文给出了总体方差矩估计检验的样本崩溃点,并分析了该样本崩溃点的渐近正态性。
The maximum likelihood estimation (MLE) from an RSS sample is consistent an asymptotically normal and more efficient than its counterpart from an SRS sample.
RSS样本下参数的极大似然估计(MLE)仍然是相合的和渐近正态的,而且RSS样本下参数的MLE较同样情况下SRS样本下参数的MLE更有效。
Methods On the basis of binormal model, maximum likelihood estimation was applied to areas calculation, and approximately normal method to confidence interval estimation and hypothesis test.
方法在双正态模型基础下应用ML估计方法计算ROC曲线下面积,正态近似法估计面积的可信区间及假设检验。
An analytical solution is presented to compute the state transfer function when both normal and tangential acceleration are constant. This model can give a better priori acceleration estimation.
该方法把切向加速度和法向加速度作为状态变量,给出了切向加速度和法向加速度为常值时解析计算状态转移的方法。
An analytical solution is presented to compute the state transfer function when both normal and tangential acceleration are constant. This model can give a better priori acceleration estimation.
该方法把切向加速度和法向加速度作为状态变量,给出了切向加速度和法向加速度为常值时解析计算状态转移的方法。
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