目前使用的两种抽样的基本方法是概率抽样和非概率抽样。
The two basic sampling methods in use today are probabilistic and non_probabilistic sampling.
重要的是，这个研究完成样本小，非随机抽样，并且不是广义的或者建议可以预防受伤的项目。
It is important to note that this study was completed on a small, non-randomized sample, and may not be generalized or suggest this program can prevent injury.
本文分析了抽样成像系统的OTF，并讨论了与透镜otf的非相干耦合问题，同时提出了一种新的测量CCD的MTF的方法。
This paper analyses the concept of OTF in sampled imaging system, discusses the problem incoherently coupled with OTF of lens and describes a new method for measuring MTF of CCD.
针对非线性、非高斯系统状态的在线估计问题，本文提出一种新的基于序贯重要性抽样的粒子滤波算法。
In this paper, a new particle filter based on sequential importance sampling (SIS) is proposed for the on-line estimation problem of non-Gauss nonlinear systems.
通过问卷调查和作文抽样分析，说明整体语言教学有助于培养非英语专业学生的综合英语能力。
By a questionnaire and sample compositions survey, this paper shows that Whole Language Teaching Approach will help improve the English proficiency of non-English major students.
方法采用分层整群抽样的方法对音乐专业181名、非音乐专业183名大学生进行艾森克人格问卷简式量表中国版（EPQ-RSC）测查。
Methods The method of stratified cluster samping was used to survey 181 music professional college students and 183 non-music professional college students with EPQ-RSC.
构造了由非抽样塔式分解和方向滤波器组实现的冗余轮廓波变换。
The redundant contourlet transform implemented by undecimated pyramidal decomposition and directional filter bank is proposed.
针对输运修正引起的自散射截面导致的负概率抽样现象，提出了一种非负修正方法，并用基准计算验证了该方法的正确性。
Because of the phenomenon that the negative self-scattering cross sections cause the negative probability sample, a nonnegative corrected method is put forward and validated by the benchmark problems.
对简单随机不放回抽样，在总体非敏感属性个体比例未知的情况下，给出了两个子样本容量的最优配置。
Under simple random sampling scheme without replacement and unknown proportion of population possessing neutral attribute, the optimal allocation of sizes of two sub-samples is given.
提出了一种基于非抽样轮廓波变换的红外与可见光图像融合算法。
A fusion algorithm for infrared and visible images using Non-Subsampled Contourlet Transform (NSCT) is proposed.
研究对象为随机抽样选定的大连水产学院二年级非英语专业的大学生。
The subjects were randomly chosen from the sophomores from different majors who studying English as their second language in Dalian Fisheries University.
在数据质量评估中，我们除对抽样误差进行检查外，重点是对非抽样误差和偏差的检查。
Focus in data quality assessment is non-sampling errors and variance, in addition to sampling errors.
本文结合调查误差分析的理论，根据网络自身的特点，分析了网络调查的非抽样误差的来源，并提出了减少误差的方法。
With theory of error analyzing and characteristics of Internet, this article analyzes the non - sampling errors of Internet surveys and comes up with some steps to reduce them.
样本的取样方式采取 非机率型之滚雪球抽样法。
该电路建立在一个简单的异或非逻辑门和延迟线的基础上，通过抽样调查异或非门的输出来检测电路的错误点，引入的多余面积很少。
The circuit is based on a simple XNOR logic gate and delay lines to sample the output of the XNOR gate, so very little area is introduced.
方法采用整群分层随机抽样的方法，对吉林市某医学院校及非医学高校的在校大学生进行问卷调查。
Methods With the method of cluster stratified random sampling, a questionnaire survey was conducted in medical and non-medical higher-educated school in Jilin city.
第三种算法根据全变差模型在去除噪声时的缺陷，提出了将非抽样小波和全变差模型结合起来的自适应混合去噪策略。
The third algorithm proposes a hybrid image denoising algorithm based on wavelet shrinkage and TV diffusion owing to the disadvantage of TV diffusion.
采用超抽样序列的非周期互相关函数值，研究了脉冲形状对切普异步时域相位光码分多址（OCDMA）系统性能的影响。
The effects of pulse shape on the chip-asynchronous coherent time-spreading OCDMA system performances are analyzed by the aperiodic cross-correlation function of up-sampled sequence.
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.
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.
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