• 我们尝试改进路径估计量,以求减小标准误差

    We also try to improve pathwise estimator in order to reduce standard error.

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  • 误差AR(1)时间序列情形下,给出了半参数回归模型拟极大估计方程研究了拟极大似然估计量存在性

    When errors is a ar (1) time series, we studied the quasi-likelihood equation for the semiparametric model, and investigated the existence of quasi-maximum likelihood estimators.

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  • 这种方法反射系数估计最小误差方差性质。

    The estimator got from this algorithm has the smallest variance of error among all linear estimators of reflection coefficients.

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  • 有限总体在不放回抽样方法下,构造了一类非线性回归估计讨论了它的性质及其有关抽样误差.。

    A kind of nonlinear regression estimator for limited Population is given and the quality and the sampling variance about is discussed.

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  • 给出分子已知情况下比率估计偏差误差以及均方误差估计对两类比率估计量进行了比较

    In this paper, the bias of the ratio estimator and the estimate of mean square errors of this estimator with known numerator have been compared and discussed.

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  • 研究结果表明随着样本数的增大估计量误差趋于0,传输的保真度趋于1。

    The results show that mean square error of the estimation tends to 0 and the fidelity of the transmission state tends to 1 with the increase in the number of the sample.

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  • 给出了二阶估计偏差估计误差以及均方误差估计

    For the ratio estimate in two-stage sampling, the bias and mean square errors(MES) of the estimater value have been obtained, and the estimater value of the MSE has been given.

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  • 分析了反映P SN曲线统计精度主要指标,提出P S N曲线参数估计量误差计算机模拟求法

    Main characteristics of statistical accuracy for P-S-N curves are analyzed and the method for mean square error of P-S-N curves parameters by computer simulation is brought forward.

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  • 滤波器(全局滤波器)进行滤波器公共状态融合时间更新输出可靠准确导航参数误差的全局最优估计

    Primary filter accomplishes the fusion of public state vectors about sub filters and time updating, and outputs the credible, precise and optimal estimation of navigation parameter error.

    youdao

  • 滤波器(全局滤波器)进行滤波器公共状态融合时间更新输出可靠准确导航参数误差的全局最优估计

    Primary filter accomplishes the fusion of public state vectors about sub filters and time updating, and outputs the credible, precise and optimal estimation of navigation parameter error.

    youdao

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