probability sampling

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。

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

On Cluster Sampling Technology with Unequal Probability Discussion on Sword Skills

论整群不等概率抽样技术

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

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。

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。

At present, the public opinion survey report of our country has three main problems. Firstly, non-probability sampling makes sample's representation untrustworthy.

当前我国民意调查报道中存在三个主要问题：一是非概率抽样使样本代表性受质疑；

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。

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。

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；

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。

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。