中国测试精选文章 关键词:微振动;反射镜;微转角;均方根;测量 [gap=952]Key words: Micro-vibration; Reflector; Micro-rotation; Mean square root; Test
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mean square root velocity 均方根速度
root mean square 均方根 ; 有效值 ; 平方平均数
root mean square value 方均根值 ; 均方值 ; 实效值
mean square root deviation 均方根偏差
root mean square error 均方根误差 ; 中误差 ; 均方误差
weighted root mean square 加权均方根值
root-mean-square speed 根均方速率
ROM Root Mean Square 均方根值 ; 有效值
mean square root psd 均方根谱密度
The method "s performance is evaluated by using the entropy, cross-entropy, mutual information, error of mean square root and peak signal to noise ratio."
并采用熵、交叉熵、互信息、均方根误差和峰值信噪比等指标对该方法进行了客观评价。
The article calculates the mean square root values of pulse noise, observational dynamic range and power spectrum of ground noise of all seismic station bases.
得出了各地震台台基的脉动噪声的均方根值、观测动态范围、地噪声功率谱。
Besides a comparison of the characteristic line, the normalized mean square root error, the normalized mean error, and the maximum deviation are calculated and discussed.
除了用单行数值比较法外,还计算了重组和数学模型之间的归一化均方根偏差、归一化平均偏差和最大偏差。
What we want to do now is compute the mean and variance of the portfolio-- or the mean and standard deviation, since standard deviation is the square root of the variance-- for different combinations of the portfolios.
我们现在要做的是,计算这个投资组合的均值和方差-,或者均值和标准差,因为标准差的平方就等于方差-,这对任何投资组合都是一样的。
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