查询词典 error model

And an examination is made on the accuracy of the model by means of the posterior error ratio.

并用后验差比值的方法，检验了预应力预测模型的精度。

Charge example in whom five node form, 4 node adopt Newton - pressgang modest law go on trend calculate, another node to contain wind-driven generator adopt PQ change, take the place of model go on trend calculate, change, take the place of with ordinary trend computing method first, judge revision wind electrical machinery nodal voltage error go on for the second time changing and taking the place of in establishing range.

在五个节点构成的算例中，4个节点采用牛顿-拉夫逊法进行潮流计算，另外一个含有风力发电机的节点采用PQ迭代模型进行潮流计算，先用普通潮流计算法迭代，后经过修正风电机节点电压判定误差是否在设定范围内进行第二次迭代。

Sset future prices can be forecasted with filtering historical simulation by drawing from standardized residual density. The problem of inappropriate risk neutral assumption could be resolved by the calibration from density transformation. The transformation is to identify the state price density per unit probability through the parameter re-estimation by minimizing the mean squared error of market and model prices.

bstract：使用残差机率分配抽样的过滤历史模拟法可以作为未来资产价格的预测，而风险中立假设不适当的问题则可透过风险测度的转换予以解决，该转换过程系将市场价格与模型价格的均方差极小化求得估计校正后的新参数，作为状态价格机率分配的转换机制。

The early model has a circular error probable of 300~600m, but various improvements on the guidance system has increased the accuracy of the missile to CEP

早期型拥有300~600米的圆概率误差，但是多方面改进制导系统把导弹的精度提高到圆概率误差150~500米。

In view of the shortcoming of the traditional Kalman filter algorithm which the probable error fill-out even disseminate when the model has errors.

王希彬，赵国荣，高青伟海军航空工程学院控制工程系，山东烟台 264001

Considering the fat-tail phenomenon that may exist in practical data, we have also studied the PTLE for the multi-t distribution model based on the three large sample tests above. Performances of the estimators according to the quadratic bias and mean square error are similarly compared in detail.

考虑到实际数据可能存在的厚尾情况，本文研究了文献中讨论颇多的多元t分布模型的基于大样本检验的等式约束预检验Liu估计，并同样在平方偏差和均方误差两个准则下对其优良性进行了详细比较。

According to the turbine oil motivation model in integrator exist the quantization error problem, puts forward the "0 put whole take" solution in a certain extent, solve the problems of running water, improve the system of shock response speed and precision.

根据汽轮机油的动力模型存在的量化误差的积分的问题，提出了"零存整取"的方法，在一定程度上解决这个问题，提高了系统的流水冲击响应速度和精度。

The results show that the model can be used for evaluating the random walks coefficient,the quantization error,de-modulating errors,and the output rate noise of the laser gyro.

而且，该模型的其他系数可以用于研究陀螺的量化和解调误差，也能用于评估陀螺输出的速率噪音。

For this objection, we propose a kind of optimal interpolator in the senes of the minimizing mean square error, which using the image nonseparable autocorrelation function model and characteristic of circular quincunx interpolator's coefficient distribution. The experiments testified that the interpolating characteristic of APIDCSF is similar to the optimal interpolator. A quasi-vanishing moment curve is proposed here.

消失矩高的滤波器内插性能好于消失矩低的滤波器，或者说支撑大的滤波器内插性能好于支撑小的滤波器，对于支撑相同但消失矩不同的不同类滤波器，提出了准消失矩曲线，可以检测二维不可分离的内插滤波器的内插性能以及在相同支撑下低阶消失矩与高阶消失矩滤波器的相似度。

The noninformative prior of the standard deviation of error terms was introduced for Bayesian analysis. Then, given the prior density of the random coefficients in the degradation path model, the Markov Chain Monte Carlo method was adopted to generate samples of joint posterior distribution of random coefficients and unknown standard deviation.

为了处理未知的误差项方差，引入相应的标准差的无信息先验分布，并进一步结合退化轨道模型中随性参数的先验分布，利用马尔可夫链蒙特卡罗方法得到随机参数及误差项标准差的联合后验分布的采样值，进而实时预测产品在未来一段时间内的可靠度。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。