由椿游路线组成两类问卷,并采用单一测试模型抽样调查。
Two kinds of questionnaire and single testing model were used to conduct a random sampling survey.
另外,通过对该模型抽样信息价值的考察,从经济角度证实了其可行性与必要性。
In addition, by reviewing the indexes of information value this model is also feasibility and necessary on the view of economy.
由于抽样变异性和模型选择所引起的不确定性应在展示疾病负担结果的时候予以说明。
The uncertainty owing to both the sampling variability and the choice of model (s) should be given when disease burden results are presented.
抽样变异性仅仅解释了模型估测中整个不确定性的一部分。
Sampling variability explains only a portion of the overall uncertainty in a modelled estimate.
贝叶斯模型平均法用来综合各模型的结果并提供一种反映模型选择和抽样变异性的不确定性度量。
Bayesian model averaging was used to combine the results across models and to provide a measure of uncertainty that reflects the choice of model and the sampling variability.
他们计划对途经海洋的空气进行抽样调查,计算机模型预测这些海洋空气中硝基氯含量不会超过万亿分之五十。
The plan was to sample nitryl chloride levels in Marine air, which computer models predicted would not exceed 50 parts per trillion.
经抽样检验,这样生成的紊流场的相关函数基本上符合紊流模型的相关特性,因而证实了该方法的可行性。
The correlation of so generated turbulent field is found to be in good agreement with the theoretical correlation of the Dryden model, thus the feasibility of the proposed method is verified.
在简单随机抽样方法的基础上提出了分层抽样的模糊综合评价模型。
A layered sampling model for fuzzy comprehensive evaluation was developed based on simple random sampling methods.
依据农户抽样调查数据,运用逻辑回归模型,对特大城市郊区农村劳动力迁移决策的主要影响因素进行分析。
Based on the sampling survey data to farmers, this paper analyzes, by logit model, the impacts on the migration decisions of rural laborers from metropolitan suburbs.
本文讨论了贝塔分布共轭于二项分布的决策模型下的二行动线性决策问题的抽样信息期望值的计算公式。
In this paper we discuss the counting formula of the expected value of sampling information for linear decision problem on two actions under the Be - b model.
本文引入一种全新的对应分析法,并在构建了对应分析评价模型后,应用此方法对中国媒体网站进行抽样评价。
After introducing a new correspondence analysis method and constructing the correspondence analysis model, the paper evaluated China Network Media Web sites by sampling based on the methods.
具体说明方法的数学概率模型及随机抽样方法。
A mathematical probable model and random sampling method are illustrated, too.
该模型的核心部分是根据观测到的资料,通过蒙特卡洛马尔科夫链随机抽样的方法来估计变点位置的后验概率分布。
Given the observed hydrological data, the model can estimate the posterior probability distribution of each location of change-point by using the Monte Carlo Markov Chain (MCMC) sampling method.
你的抽样程序如何影响你的模型?
基于大规模网络流量的统计特征,寻找能够评价网络行为的稳定测度,并建立抽样测量模型。
Based on statistics character of traffic in a large-scale network, the steady metrics that can estimated network behavior are found and a sampling measurement model is presented in this paper.
通过对深圳高层建筑中300间传统空调房间的抽样监测,本文提出一种基于居住荷载和居住舒适性的通风模型。
This study proposed a ventilation model for the consideration of the occupant load variations and occupant acceptability based on the regional survey of typical offices(300 samples) in ShenZhen.
在分布型研究基础上,探讨了资料代换模型,最适抽样数和种群序贯抽样模型。
The model data conversion, the population sequential sampling and the theoretical sampling number model were also built up in the paper.
在这一努力中,在模型细节和蛋白质的构象空间能被抽样的程度间有一个折中。
In this endeavour, there is a compromise between the detail of the model and the extent to which the conformational space of the protein can be sampled.
并确定了该天牛幼虫林间调查的最适理论抽样数和序贯抽样模型。
Otherwise, the optimal theoretical sampling number of the larva and the sequential sampling model were obtained.
采用过抽样、欠抽样技术来弥补数据类别分布不平衡对模型性能的不利影响。
Sampling methods including over-sampling, under-sampling were taken to make up the shortage caused by the imbalanced data.
对该分级标准及回归模型的拟合检验结果表明,当蚜情指数小于80、抽样量在100株以上时,对蚜量的估计可达90%的准确度。
Test of goodness of fit proved that when the index of aphid degree was less than 80 and the samples were more than 100, the quantity estimation accuracy was as high as 90%.
主要结果有定理1、2。而几何抽样模型下的结论是本文的特例,最后附有实例。
The main results are listed as theorems 1 and 2, while the conclusion. obtained from a geometric sampling model may be seen as a special case. Examples are given finally.
在真实网络上对结果数据进行抽样测试,验证模型建立的准确性和评估结果的可信性。
Network in the real data on the results of sample tests to verify the accuracy of model building and assessment of the credibility of the results.
设计了四川移动用户满意度调查模型和抽样方法。
Designed the investigation model for SMCC customers' satisfaction, and the sample method and sample frame.
在此基础上,采用马占山(1988)的简易序贯抽样决策模型进行了简易序贯抽样分析,制作了简易序贯抽样分析图、表。
Based on this, Ma Zhan-shan's Model (1988) is applied to the Simple Sequential Sampling Analysis, and Making for its Analysis table and figure.
本文研究了国内外非抽样误差测度的主要方法,将其分为两类:基于设计的方法和基于模型的方法。
This paper studies the main techniques of measuring non-sampling error and classifies them into two classes: based on designs and based on models.
为了确切地估计软件缺陷分布,提出了基于AODE和再抽样的软件缺陷预测模型。
To evaluate software defect distribution exactly, a software defect prediction model based on AODE and resampling is put forward.
其次运用GEM的概念模型分析抽样调查数据,对安徽创业环境现状进行描述,并在此基础上对安徽创业环境进行SWOT分析。
Secondly, GEM model analysis is used to analyses the state of the environment in Anhui province, and SWOT is also explored on business environment in Anhui province.
其次运用GEM的概念模型分析抽样调查数据,对安徽创业环境现状进行描述,并在此基础上对安徽创业环境进行SWOT分析。
Secondly, GEM model analysis is used to analyses the state of the environment in Anhui province, and SWOT is also explored on business environment in Anhui province.
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