查询词典 estimate error

For example, the standard error of our estimate of the average risk premium on common stocks is 2.3 percent.

例如，我们的普通股平均风险溢价估算的标准差为2.3%。

By using integral periodogram to estimate the spectral functions of a stationary time series, the invariance principle for the error process has been demonstrated either for Gaussian or non-Gaussian series.

用积分周期图估计平稳时间序列的谱函数，不论是高斯序列还是非高斯序列，其误差过程的不变原理都已被证明￣（［1］，［3］），许重光￣［5］采用自迥归谱估计的积分估计谱函数也证明了误差过程的不变原理成立。

You can then measure the error using a statistical measurement to describe both how well a pattern reproduces historical data and to estimate how accurately it forecasts the data into the future.

你可以利用统计度量的方法对误差进行度量，从而对历史数据的结构进行复制，对未来预测数据的准确性进行描述。

The experimental plot situated at the middle of Sichuan Basin, the peculiar resource of purple soil and subtropic climate make it become the principal part of Sichuan agriculture.This paper,using Soil Conservation Service Curve Number method,calculated the volume of rainfall runoff in 2005, through calibrating the parameter Ia and parameter CN. it can received the suitable range of parameter, and the arverage error are respectively 6.46%,10.22% and 8.40%. It also show the feasibility that the application of SCS model to estimate the volume of rainfall runoff in sloping field of purple soil

此次试验地位于四川盆地中部，独特的紫色土资源与亚热带气候的最佳组合成为四川农业的主体区域，运用SCS模型计算试验小区在2005年的三场降雨产生的径流量，通过校正Ia和CN参数，小区计算值和实测值的误差分别为6.46%，10.22%和8.40%，得到了可信度较高的结果，同时说明了SCS模型在估算紫色土流域径流量的可行性。

However, the measurement error is still large, and there is an uncertainty of the estimate of initial abundance of thorium produced in the explosive event.

然而，测量误差仍大而且还有一个不确定的估计初始丰钍制造的爆炸事件。

Besides,the trapezoidal method and parabolic method is used to make approximate calcalation and error estimate of the integral.

同时 ，用梯形法和抛物线法对此积分作了近似计算和误差估

The term efficiency is used to describe anything that affects sample size. The term effectiveness is used to describe the likelihood that the statistical sample result will be more accurate estimate of the true population error

效率"常用来描述影响样本量的任何因素；"效果用来描述统计样本结果能更精确估计真实的总体误差率的可能性。

The results from Monte Carlo simulation show that the estimate of recombination fraction is consistent with its true value, and the formula of its standard error is validated.

Monte Carlo模拟研究表明，最大似然法得到的重组率估计值与真值接近，并验证了重组率估计值标准误公式。

This paper proposed a method to estimate and compensate the differential truncation error using tracking and telemeted data.

如何辨识和估计观测数据包含的各种误差，理论和实际均做了大量讨论，建立了诸多比较实用的方法[2～4]。

Through minimizing the Stein Unbiased Risk Estimate based on the function, the optimal threshold, varying with the signal and noise, is obtained in the Mean Square Error sense.

进而通过极小化SURE估计得到MSE意义下自适应于信号和噪声的最优阈值。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。