probability sampling的例句大全

Methods Households were stratified by the number of adults in the household and Kish Grid sampling method was used to perform equal probability sampling within each stratum.

方法采用Kish Grid抽样方法，将抽样家庭按家庭成人数进行分层，在层内进行等概率抽样。

The antidotes for solving these problems in our country's public opinion survey report are the folio wings. Firstly, probability sampling should become main sampling method in public opinion survey.

解决当前我国民意调查报道中的主要问题的对策是：一是概率抽样应成为民意调查抽样的主要方式；

Estimation of Undetected Error Probability of Block Codes Using Importance Sampling

用重要性抽样方法估计分组码的未检概率

The undetected error probability of linear block codes for both error detection and correction is estimated with importance sampling.

研究用重要性抽样仿真方法估计线性分组码同时纠错和检错时的不可检错误概率。

Monte Carlo weight-varing rejection sampling method for non-normalized probability density function is discussed, and applied to the simulation study of orthopositronium's 3 γ annihilation, correct results are obtained, and a suggestion for experiment is made.

此文讨论了非归一几率密度函数的蒙特卡罗变权重舍选抽样方法，并将其应用于低能电子偶素三光子湮灭的模拟研究，得到了正确可靠的结果，且对实验方案提出了建议。

A visual attention mechanism model for discrete nonlinear sampling is studied to analyze its detection probability during pre-detecting small targets.

针对一种使用了离散非线性采样的视觉注意机制模型，对其应用在小目标预检测上的检测概率进行了研究和分析。

for a set of correlated stochastic random variables with different distributions, the sampling can only be taken from an independent variable space, which is based upon marginal and conditional probability densities of the random variables.

对于互相关的不同分布随机变量，则只能根据其联合概率分布求出其边缘分布和条件分布，化为独立的变量分布，然后在独立空间中抽样，但大多数情况下无法知其联合概率分布。

based on the principle of the pollution probability, the atmospheric sampling station was set up on the coastal area of upstream wind side where the pollution probability is the highest.

应用污染几率原则，选择在沿岸地区最大污染几率的上风方位设立大气采样点。

the posterior probability distribution involved in bayesian network updating is a complicated multi-dimensional integral, markov chain monte carlo method, more specifically, metropolis-hastings sampling algorithm and convergence diagnosis algorithm, is introduced to update the ductility demand posterior probability distribution with earthquake intensity observations.

贝叶斯网的后验分布是一个非常复杂的高维积分问题。本文引进马尔科夫链蒙特卡罗模拟方法，即基于Metropolis-Hastings采样及收敛性检验算法，计算给定地震强度观察值条件下延性需求的后验分布。

methods a two-stage cluster sampling with probability proportional to size ( pps) was conducted.

方法采用与规模大小成比例（PPS）的两阶段分层抽样法选择了583名城镇居民和429名农村居民，由调查员对调查对象进行一对一的问卷调查。

A type of probability sample in which aggregations of sampling units, called clusters, are sampled at some stage in the process.

是一种将样本单元聚集在一起的随机抽样法.样本群在抽样的某一步骤被抽出。

Implicit Parallelism in Evolutionary Algorithms under the Condition of Sampling Populations with Equal Probability

等概率抽样群体演化算法的隐含并行性

Equal probability principle is the principle that must be followed in the process of multi stage random sampling.

等概率原则是多阶段随机抽样过程中必须体现的原则。

On Cluster Sampling Technology with Unequal Probability Discussion on Sword Skills

论整群不等概率抽样技术

In this paper, with the methods of transition probability generating function ( TPGF) and dynamic decomposition, we firstly get the right mathematical expression of AOQ ( t) on Continuous Sampling Plans CSP-2-P. Some numerical results are illustrated in the last section.

本文运用转移概率流向图及事件的动态分解等方法，首次成功推导出了连续抽样方案CSP-2-P的动态平均检出质量AOP（t）的理论表达式，并在文章最后给出了具体的算例。

Based on some reasonable hypothesizes, the factors influencing the detection probability were deduced, including the target size, the size of the sampling node which contains the target, the signal-noise ratio of the input image and the uniformity of the target.

在一定的假设条件下，从理论上推导出了模型中影响小目标预检测概率的各个因素，包括目标大小、目标所在采样节点的大小、输入图像信噪比和目标均匀性参数等。