The relative average error between predicted oil displacement efficiency and actual value is 8.7%, the accuracy meets demand of production.
驱油效率实际值与预测值平均相对误差8.7%,精度满足生产要求。
For 481 experimental data points of 29 hydrocarbons, including high-molecular-weight hydrocarbons, the new method gives a relative average error of 3.2%.
对29种包括大分子的烃类物质,481个实验数据点,本方法的平均相对计算误差为3.2%。
Estimation of GM (1, 1) model parameter usually adopts the least square criterion, but test of model precision often USES average relative error criterion.
估计GM(1,1)模型中的参数通常采用最小二乘准则,而在模型精度检验时又常采用平均相对误差。
It is shown that the simulation result is consistent with that of the theory and the average relative error is 1.86%.
结果表明,余弦形变幅杆共振频率的模态分析值与理论值比较吻合,平均相对误差为1.86%。
The average relative error inspected is less than 5%.
算法的平均相对误差在5%的范围内。
The effluent treatment process was predicted with this BP neural network model with the average relative error of 19%, which indicates that the generalization power of the network is not so desirable.
利用BP神经网络模型实现了对造纸废水处理过程的预测,平均相对误差为19%,表明网络泛化能力不是很好。
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。
Simulation results showed that the ANN model gave better predictions than the regressive model. The average relative error of ANN was 14.9% and that of linear regression was 25.8%.
模拟的结果显示ANN模型比线性回归模型有更好的预测能力,预测的平均相对误差:ANN模型为14.9%,线性回归模型为25.8%。
The optimized results showed that the average relative error of this combination is 1.3%, and the individual error is also able to meet the requirements of less than 5%.
优化结果表明,该组冲击参数的平均相对误差为1.3%,各单项误差也均满足小于5%的指标要求。
The result show the on_line detection instrument can test water quality promptly, and the average relative error is within 10%.
结果表明,在线检测仪器能够快速地测定水质,平均相对误差在10 %以内。
GA-BP neural network model is applied in matching and predicting the production of the gas Wells with 5.1% of the average relative error. It proves th...
利用GA - BP神经网络模型对气井产量进行了拟合和预测,拟合的平均相对误差为5.1%,表明新模型适用于洛带气田的产量递减预测。
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。
Experiment shows that the average relative error of predicted results is 10.316% and the relative standard error is 12.895%, thus it satisfying requirements of the engineering.
实验结果表明,模型预测结果的平均相对误差为10.316%,相对标准差为12.895%,满足工程实际要求。
The results of simulation indicated that, the biggest relative error was 1.3%, and the average relative error was 0.7%. So this model could reflect the change trend exactly, …
仿真结果表明,该模型的最大相对误差为1.3%,平均相对误差为0.7%,可以较准确地反映冰铜温度的变化趋势,为生产操作提供有益的指导。
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 correction factor is nearly equal to the true value (numerical solution), the average relative error of 66 data is 0.04%.
校正因子与真实解(数值解)十分接近,66个数据的平均相对误差为0.04%。
The average relative error of gas holdup of the riser between calculated values and experimental values was 6.429%.
上升室气含率的模型计算值和试验值的平均相对误差为6.429%。
Generally GM (1,1) model takes the average relative error between restored value of the model and real value as the criterion to evaluate the simulation precision.
模型一般以模型还原值与实际值平均相对误差检验模型的模拟精度。
As for the corrected models, the maximal relative error, the average relative error, the accumulate flow error are 5.93%, 0.93%, 0.13% respectively.
对该模型进行修正后得到气相流量最大相对误差5.93%,平均相对误差0.93%,累计流量相对误差0.13%。
As for the corrected models, the maximal relative error, the average relative error, the accumulate flow error are 5.93%, 0.93%, 0.13% respectively.
对该模型进行修正后得到气相流量最大相对误差5.93%,平均相对误差0.93%,累计流量相对误差0.13%。
应用推荐