root-mean-square error
英 [ruːt miːn skweə(r) ˈerə(r)]
美 [ruːt miːn skwer ˈerər]
网络 均方根误差; 均方根差; 方均根误差
双语例句
- A fuzzy model of a direct current series motor was given and a root-mean-square error was used to verify the criterion of9 fuzzy models.
以直流串联电机为实例，验证了每个模糊控制器的控制品质，其控制品质是通过比较均方根差的大小来衡量的。 - As a principle, the selection of experimental values of drag coefficients is free when the experimental values are of high precision, otherwise its root-mean-square error might be considerable.
但实验数据精度不高，则上述计算的阻力系数的均方根误差就会大些。 - The maximum likelihood criterion is equivalent to the minimum root-mean-square error criterion when the supposed noise is Gaussian white noise of average value of zero.
当假设干扰是均值为零的高斯白噪音时，最大似然准则等效于最小均方误差准则，求取地震子波的最大似然估计值就是求解一个托布里兹方程组。 - The height root-mean-square ( RMS) error of the measured plane reaches 0.04 mm in the experiment.
实验验证了该方法的可行性，实测平面高度的均方根（RMS）误差为0.03mm。 - The results suggest that the root-mean-square error between simulation and observation is decreased when the regional model is conducted with the topographic buffer zone, and so does the meso-scale kinetic energy in model domain, which would be benefit for the long-range integration of regional model.
结果表明，设置侧边界地形缓冲区使模拟场和观测的均方根误差都有所减小，区域平均中尺度动能也减小，从而有利于维持区域模式长期积分的稳定性。 - A novel electrocardiogram compression algorithm based on minimum root-mean-square error prediction utilizing the correlation of adjacent QRS wave is proposed.
本文提出了一种利用相邻QRS波的相关性进行最小均方差预测的心电图压缩算法。 - The accuracy of the frequency estimation technique of sinusoid based on the interpolated FFT is investigated. Formulas for evaluating the root-mean-square ( RMS) error of frequency estimation for different signal-to-noise ratio and different FFT length without weighting window and with Harming window are derived.
对噪声背景中插值FFT方法估计正弦信号频率的精度进行了研究，导出了不加窗和加Hanning窗时频率估计均方根误差与信噪比及FFT长度的关系式； - The root-mean-square ( rms) wavefront error data correlate well with the measured degradation in process window and MEF for the critical contact and gate poly layers.
均方根（rms）波前误差数据与测量到的工艺窗口降级和掩模误差因子对于关键接触孔和多层栅有很好的联系。 - Results show that when AMSU samples at the sub-satellite point are adopted, the constrained regression algorithm yields higher retrieval accuracy with the root-mean-square error of ( 0.4 K) ( 1.0 K) below ( at and above) 100 hPa.
结果表明，当采用近星下点的AMSU-A亮温资料样本时，该算法模型具有较高的反演精度，在100hPa以下，温度均方根偏差为0.4K，100hPa及以上的均方根偏差为1.0K。 - We suggest "error of closure" asa criterion of measuring accuracy and use transient root-mean-square error to ex-press repeatability and reliability of measurement of the instrument.
我们提出了闭合误差的概念，作为仪器测量精度的判据，测量仪器的瞬时均方差，以表征测量的重复性和可靠性。 - The experiment results indicate that, whether it is based on average value, root-mean-square error, average gradient, entropy, or subjective visual evaluation, the proposed selection methods are feasible and effective.
实验结果表明，无论依据平均值、标准差、平均梯度、熵等客观评价标准，还是视觉主观评价，都可以说明本文的方法是可行的。 - Compared with the 2D ordinary kriging, the root-mean-square error, average standard error, and the correlation coefficient between the predicted value and the observed value produced by 3D ordinary kriging has great improved.
通过比较预测结果的均方根误差、平均标准误差、预测值和实测值之间的相关系数发现，三维克立格法相比二维克立格法的预测精度有较大提高。