这已经是一个较好的值,因为它可以保证优化器在使用分位数统计信息的情况下对确定过滤因子的估计误差最大只有5%。
This is already a good value because it guarantees that the optimizer, by using the quantile statistics, only has an estimated maximum error of 5% for the determined filter factors.
由于系统方程是时变的,在测量过程中,系统噪声和观测噪声的统计特性等很难精确地估计或测定,事实上很多误差模型都不能简单的设为白噪声。
Because the system equation is changed with time, during the measurement, the statistic character of the system noise and the observation noise cannot be estimated or be determined accurately.
它能够在线估计虚拟系统噪声的统计特性,从而消除了动态模型线性化误差带来的不良影响。
Owing to estimate the statistics of virtual noise on line, it overcomes the bad affect caused by linearization of nonlinear dynamic model.
该算法实现了横摆角速度的线性最小均方误差估计,且可对汽车行驶过程中的系统噪声和观测噪声统计特性进行在线估计。
This algorithm can realize linear minimum mean square error estimation of yaw rate, and on-line estimate statistical characteristic of system noise and observation noise during vehicle running.
计算机仿真和生产案例研究表明,非统计调整法对系统输出的估计误差很小,准确率很高。
Computer imitation and manufacture cases indicate the very small error and the very high veracity of estimating for the systemic output using the non-statistical method proposed.
提出了一种基于高阶统计量分析的相位误差估计算法,用于SAR图像自聚焦。
In this paper, a new method of phase errors estimation based on higher order statistics is proposed for SAR imagery autofocus.
本文简要介绍了自适应Lp估计的有关理论和求解方法,并对SLR数据的测量误差作了统计分析。
Adaptive LP estimation theory and its solution method are introduced in this paper. statistics of SLR data is also done.
对这类模型的统计建模,人们既关心回归系数的估计,更关心误差条件方差结构中未知参数的估计。
For this kind of modeling, people care for not only the estimation of regressive coefficient but also the estimation of unknown parameters in conditional skedasticity.
应用子空间扰动分析研究了宽带CSS法的统计性能,得出了宽带CSS法方位估计误差随信噪比变化的关系。
By using subspace disturbing analysis to investigate the statistical performance of the CSS, the relationship between the DOA estimation error and the signal to noise ratio (SNR) was presented.
它能够在线估计虚拟观测噪声的统计特性,从而克服了观测模型线性化误差带来的不良影响。
Owing to estimating the statistics of virtual noise on line, it overcomes the bad affect caused by linearization of nonlinear observation model.
统计量的标准误差表示该统计量作为总体参数的估计的准确程度。
The standard error of a statistic provides an indication of how accurate an estimate it is of the population parameter .
在研究整体最小二乘法的基础上,分析摄像机成像误差的统计特征,明确误差对基础矩阵估计算法的影响。
This paper analyzes the statistical characteristics of camera imaging error based on studying total least squares, and clarifies the error effect on estimating fundamental matrix.
本文主要论述块状矿石显微镜下矿物含量点测法的估计定律,以及此定律的简要证明、测量统计中最低限度样本容量的确定及误差范围。
In this paper, estimating law for mineral content, simple proof of the law and determining lowest sample size and error range in measure and statistics are discussed.
在研究测量误差分析、模型误差统计检验、变形分析、可靠性分析和优化设计等问题中,经常需要对统计量分布的非中心参数进行估计。
The noncentral parameter of statistic distribution often needs to be estimated in error analysis, statistical test, deformational analysis, reliability analysis, and optimum design, etc.
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 term effectiveness is used to describe the likelihood that the statistical sample result will be more accurate estimate of the true population error rate.
最后在对所搜索到的滑移路径进行统计拟合处理的基础上,给出了期望滑移路径及平均偏差在概率意义下的误差估计。
Finally, the expected slide path based on searched slide paths, the deviation estimation in the sense of probability, and some numerical results are shown.
文中应用宽带阵增益分析研究了宽带波束域高分辨估计方法的统计性能,通过仿真计算了宽带阵增益和宽带波束域高分辨方法方位估计误差。
The statistical performance of the broadband beam space high resolution algorithm is studied by using the broadband array gain analysis of multiple beam system.
分析了反映P SN曲线统计精度的主要指标,提出了P S N曲线参数估计量的均方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.
分析了反映P SN曲线统计精度的主要指标,提出了P S N曲线参数估计量的均方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.
应用推荐