查询词典 robust statistics

Content characteristics of five kinds of detrimental elements,As,Cr,Cd,Pb,S,in iron ores imported from 23 countries,totally 490 batches,within recent two years were investigated by statistical techniques.Based on data distribution, interquantile robust statistics,and a brand-new data description technique,kernel density estimation,were used to acquire the standing values of detrimental elements.Multivariate statistical methods,including Principle Component Analysis and Factor Analysis,were used to ...

对我国进口铁矿石中的环境有害元素As、Cr、Cd、Pb、S的含量进行了总体统计分析，选用了四分位稳健统计分析及内核密度估计分别对铁矿中的有害元素As、Cr、Cd、Pb、S的含量的代表值进行估计，探讨了两种方法在代表值估计方面的特点，并使用主成分分析、因子分析等多元统计分析方法对有害元素的含量特征进行整体分类描述，确定了含量特征整体分类的主要有害元素，全面了解进口铁矿中涉及安全、环保等有害元素的质量状况。

At first, this chapter introduces models and relative indices measuring earnings conservatism and asymmetric timeliness, and brings up the research design of the empirical test. Then this chapter provides the empirical test results, including testing samples, variables and their descriptive statistics, regression results and related robust test results.

本章首先介绍了计量会计盈余稳健性与非对称及时性的模型以及相关指标，并给出了实证检验部分的研究设计；接着报告了本研究的实证检验结果，包括检验样本、变量与描述性统计，回归结果以及相关的拓展性检验结论。

Experimental statistics show that the proposed MIF computation method is robust with stable haptic feedback.

实验结果表明，文中提出的分子场计算方法鲁棒，且触觉系统能保持较好的稳定性。

COFINO W P%WELLS D E Design and evaluation of the QUASIMEME interlaboratory performance studies:a test case for robust statistics Mar Pollut Bull , 1994,2

黄自强%暨卫东用水文化学要素聚类分析台湾海峡西部水团海洋学报， 1995，1

Simulation and analysis show that the method is robust and generalizes the conventional method based on second order statistics.

模拟和分析表明，这种算法是一种在高斯和分数低阶稳定分布噪声条件下具有良好韧性的非线性系统辨识方法，是对传统的二阶统计量基础上的系统辨识方法的改造与推广。

The models of response surface for one noise factor and multinoise factors have been set up , and not only the statistical analysis method of models but also distributions and efficiency of some statistics have been presented for robust design of dynamic character.

对动态特性的稳健设计，建立了单个噪声因素及多个噪声因素的响应曲面模型，给出了模型的统计分析方法，并且给出了有关统计量的统计分布及效的性质。

Use the "Statistics" menu button in the Statistics area of the Graph.

使用图表统计区中的"统计"菜单按钮。

Click the "Statistics" menu button in the Statistics area of the Graph.

单击统计区中的"统计"菜单按钮。

We discuss asymptotically best linear unbiased estimators of the Logistic population based on selected order statistics and give the formula of computing the ABLUE, the variance and the covariance of the ABLUE in limit, and properties of the ABLUE, and so on. We give the optimum chosen of spacing which is the ABLUE with maximum asymptotic relative efficiency based on complete sample when selected order statistics number is less than 10, and obtain its maximum asymptotic relative efficiency.

讨论基于Logistic总体Ⅱ型截尾样本的若干个样本分位数的总体分布参数的近似最佳线性无偏估计；给出了该近似最佳线性无偏估计的计算公式，估计方差与协方差的极限表达式及估计量的大样本性质等；给出了全样本，样本分位点个数固定，但不超过10情形下，使上述近似最佳线性无偏估计有最大相对联合估计效率时，样本分位数选取法及最大相对联合估计效率；为大样本情形下，该近似最佳线性无偏估计的应用提供了理论依据。

Referring to HMIS public data coding criterion, parts coding management module was designed and established, and parts coding automatic generation function was realized. According to the data collection methods in the reliability theory, maintenance record collection principle was determined, and maintenance record management module was established. Then, by using reliability theory and mathematical statistics method, data statistic analysis and malfunction analysis modules were established, and components failure data statistics, choosing of life distribution law, and predicting of maintenance period were realized.

参照HMIS公用数据编码规范，设计并建立了零件编码管理模块，实现零件编码自动生成功能；根据可靠性理论中数据的收集方法，确定了维修记录收集原则，建立了维修记录管理模块；继而，利用可靠性理论及数理统计方法中对数据的统计分析，建立了数据统计分析、故障分析模块，实现了对零部件故障数据的统计、寿命分布规律的选择及对维修周期的预测。

In this new architectural plan the Garden of Golgotha came to be at the centre of the new city.

Aelia 是高举他自己，并在此城内朝拜罗马诸神。

The continuous nature of peat accumulation means that terrestrial coaly rocks may provide a higher resolution and more complete record of base-level change than the time-equivalent shallow-marine strata, thus enabling the identification of highfrequency cycles that are not recorded in themarine strata.

泥炭积累的持续性质的手段，陆地coaly岩石可提供较高的分辨率和更完整的记录基准面变化的影响时，相当于浅海阶层，从而使确定的高频周期，不记录在themarine 阶层。