• The correlation coefficients (r) and root mean square error of prediction (RMSEP) were used as the model evaluation indices.

    预测预测相关系数(r),预测标准偏差(RMSEP)作为模型评价指标

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  • The next step in the simple linear regression procedure is to determine if the remaining squared error of prediction is acceptable or not.

    这个简单线性回归过程中的下一步确定其余预测方差是否可以接受

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  • Using a least-squared-error criterion to determine the line of best fit involves finding estimates of m and b that minimize the squared error of prediction.

    使用最小方差法确定吻合直线涉及寻找使预测方差最小的mb估计值

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  • The standard error of prediction (% SEP), the mean prediction error (MPE) and the mean relative error (MRE) were utilized to evaluate the prediction ability of the BP-ANN.

    标准预测误差(%SEP),平均预测误差(MPE)平均相对误差(MRE)评价预测能力

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  • The final result of the model was the addition of the two model's validation values, and the root mean squared error of prediction (RMSEP) was used to estimate the mixed model.

    最终预测结果两个模型预测值之和, 以模型预测标准偏差(RMSEP作为评价指标, 以便考察新方法有效性

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  • When estimating productivity of refractured well, the primary fracture is considered to be disabled and it is not coincident with actual facts and a great error of prediction result exists.

    对重复压裂井进行产能评价时,常常认为初次压裂形成的裂缝完全失效这种考虑实际情况相符合的,导致对重复压裂井的产能预测很大的误差。

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  • Researchers measured so-called positive prediction error signals in the participants' brains as the participants discovered the results of their answers and the size of their rewards.

    参与者发现他们回答结果他们的奖励小时,研究者们测试了他们大脑所谓积极预测错误信号

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  • Not only is risk prediction unreliable but, when applied to individuals rather than groups, the margins of error are so high as to render any result meaningless.

    不仅风险预测不住脚,而且即使用于群体只用于个体误差以至于结果失去意义。

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  • The results of the test data indicate that the prediction system is reliable and the root of mean square error is about 15%.

    测试数据预测结果表明预测系统能够可靠工作,预测结果均方根误差在15%左右。

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  • In respect of eliminating error caused by time delay and making reasonable prediction to the data stream, many methods are experimented in order to realize the aim of real time tracking.

    消除时间延迟造成误差以及这些数据进行合理预测等方面,采用了多种解决方案达到实时跟踪目的

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  • Aiming at the problem, the detection result based on chaotic prediction error is modified. The modified result is much closer to the real size of a target.

    针对这个问题基于混沌预测误差目标检测结果进行了修正,修正后结果接近于目标真实大小

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  • The maximum entropy deconvolution is performed under the premise that seismic wavelet is of minimum phase, so the forward prediction error is equivalent to reflection coefficient series.

    最大反褶积地震子波最小相位条件进行向前预测误差等于反射系数序列

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  • Probabilistic principal component analysis (PPCA) can realize the process monitoring (according) to the whiten values of process variables' prediction error and their scores.

    概率分析(PPCA)能够根据过程变量预测误差及其主元白化实现对过程的监控。

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  • A novel electrocardiogram compression algorithm based on minimum root-mean-square error prediction utilizing the correlation of adjacent QRS wave is proposed.

    本文提出了一利用相邻QRS相关性进行最小方差预测心电图压缩算法

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  • Firstly, the requirements to dimension error prediction and compensation system for boring in series production are identified and described, based on the analysis of transfer lines.

    通过对机械加工自动线分析阐述了用于大批量生产机械加工自动线的镗孔加工尺寸误差预测补偿系统要求

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  • But the complexity of the problem, the indefinite of the factors and especially the limits of the predicting method made large error between the prediction value and the reality.

    由于问题本身复杂性、影响因素的不确切性、特别是预测方法局限性使得目前需水预测误差较大

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  • It is testified by instance that the relative error of stimulated annealing grey model is smaller than traditional grey model's and it has improved the prediction precision.

    经过实例检验,改进模拟退火-灰色模型相对误差传统灰色模型多,提高预测精度。

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  • To overcome the slow convergence of the BP algorithm, recursive prediction error algorithm is proposed, which can train both the weight and the bias.

    本文介绍了动态对角网络,并针对BP算法收敛缺点,将递推预报误差学习算法应用到神经网络权值域值训练

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  • In simulation, with the same number of parameters, the new algorithm gets better approximation precision and less prediction error than those of the hinge-finding algorithm.

    仿真实验表明参数个数相同情况下,使用模型的逼近算法在逼近精度预测误差两方面都优于使用原模型。

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  • Through comparing their sums of squared error, it was concluded that prediction error algorithm-based OE model has the best precision.

    通过误差平方和比较,确定利用基于输出误差(OE模型预报误差法所建立模型的精度最高。

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  • The result of on-line application indicated that rolling force model has good precision of prediction with an error less than 5%.

    现场在线应用结果表明:给出轧制模型具有良好预测精度,预测误差可以控制在5%以内

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  • Against the big error of height determination for the reentry vehicle because of the information provided by low precision geomagnetic sensor, a novel real-time prediction method is proposed.

    针对于目前地磁传感器测量精度较低,将信息直接用于飞行器再段定误差较大问题,提出了一在线预测进行定高的方法。

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  • The average prediction error by this model is 0.959% for the refractive index of 95 amorphous homopolymers.

    模型对95个聚合物的折光率进行预测平均相对误差0.959%。

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  • The prediction error can be decreased, incorporating with high accuracy estimation and compensation, and the quality of compressed video can be improved.

    高精度匹配补偿可以减少预测误差提高压缩视频图像质量

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  • The prediction error can be decreased by incorporating high accuracy estimation and compensation, and the performance of compressed video can be improved.

    高精度匹配补偿可以减少预测误差提高视频图像压缩效果

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  • A linear prediction approach is applied to the output of this SIMO model and we prove that the prediction error contains the parameters of the first time slot of the model impulse response.

    对多信道模型输出应用线性预测证明预测误差只包含多信道模型冲激响应第一时隙参数给出最佳线性预测器长度。

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  • A method is advanced to avoid of filter diffusion by using residual error prediction.

    提出一种基于预报方法检测滤波发散问题

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  • The prediction results show that the error of accuracy prediction can be controlled within 10% by using the proposed model, which is of excellent capability of accuracy prediction.

    利用模型进行精度预测结果表明,该模型预测误差可以控制在10 %以内,具有很高的精度预测能力

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  • Under the assumption of line movement with constant velocity, the flight path is built such that prediction error variance computed by the LFR times meets the specified requirements.

    进一步从建立航路预测误差要求出发,匀速直线运动假设,使用激光重频值,激光测距预测误差方差能达到工程要求。

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  • It is the first time that a converting furnace endpoint prediction model based on an improved BP neural network and error compensation of linear regression.

    提出基于改进BP神经网络学习算法自适应残差补偿算法的炼铜转炉吹炼终点组合预报模型

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