平均相对偏差一般不大于10%。
对预测集样品预测平均相对偏差为3.2%。
The average relative deviation of the predication set was 3.2%.
汽相摩尔分数的实验值和计算值的平均相对偏差均小于0.78%。
Average relative deviations between calculated values and experimental data of gas phase mole fraction were all less than 0.78%.
结果:以平均相对偏差和灰色绝对关联度为评价标准进行拟合精度的比较。
RESULTS: The fitting precision was compared by using mean relative error and grey absolute correlation degree as evaluation criterion.
在所研究的气体流量范围内,示踪剂浓度的平均相对偏差均较小,说明新型急冷混合器具有较好的混合效果。
The small average relative error of tracer concentration in the different range of researched gas flow capacity shows a better quenching effect of the new quench mixer.
在所研究的气体流量范围内,示踪剂浓度的平均相对偏差均较小,说明新型急冷混合器具有较好的混合效果。
The small average relative error of tracer concentration in the different range of researched gas flow capacity shows a better quenching effect of the new quench …
在所有的校正模型中,原始谱图经过二阶导数和偏最小二乘(PLS)处理,20个外部样品用于所建模型的验证,实际和预测的平均相对偏差<5%。
For all samples, the raw spectra were pretreated as second derivative and Norris derivative filter(7,5). partial least square (PLS) was used as the calibration algorithm.
并在田间与中子仪测定结果进行了对比,结果表明,平均绝对偏差为0.17%,平均相对偏差为8.58%,说明tdr自制探头可以在黄土高原地区推广应用。
The result showed average absolute error is 0.17% and average relative error is 8.58%. It is concluded that self-made TDR probe can be used in the other area of Loess Plateau.
并在田间与中子仪测定结果进行了对比,结果表明,平均绝对偏差为0.17%,平均相对偏差为8.58%,说明tdr自制探头可以在黄土高原地区推广应用。
The result showed average absolute error is 0.17% and average relative error is 8.58%. It is concluded that self-made TDR probe can be used in the other area of Loess Plateau.
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