Condition effect is an important source of non-sampling error in continuous surveys with matched samples.
条件的影响是有匹配样本的连续调查特有的计量误差来源。
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。
These sources of error and uncertainty include variations in flare efficiency, mis-identification of flares, non-continuous sampling, and environmental effects like snow reflection.
这种误差来源和不确定性包括燃除效率差异、燃除的判断错误、不连续的采样、以及像雪花反射那样的环境影响。
Non integer period Sampling leads to large error in harmonic analysis by FFT.
利用FFT变换进行谐波分析,非整周期采样会带来较大的误差。
The fast Fourier transform (FFT) will bring on higher error under nonsynchronous sampling and truncated non-integral period, thus more accurate interharmonic parameter values cannot be obtained.
快速傅里叶变换在非同步采样和非整数周期截断的情况下存在较大误差,无法获得较精确的间谐波参数值。
A weighted algorithm is proposed for reducing effectively the error caused by non-synchronous sampling in active power and power factor measurement.
提出了一种能有效地抑制由非同步采样引起的有功功率及功率因数的测量误差的加权算法。
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.
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.
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。
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