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- average error method 平均误差法
- Compared with peameability values of 11 pay zones of 10 wells,average error is 35.8%,so this method is feasible. 经过 10口井 11个层的渗透率对比 ,平均相对误差为 35 8%25 ,说明该方法是可行的。
- Therefore, for any set of weights, there is an average error. 因此对于每组权系数来说有一个平均误差。
- Engineers used the trial and error method in selecting the other colors. 工程师们在选用其他颜色是采用了反复试验、不断摸索的方法。
- By implementing the feature extraction method on the MPI and ORL face database, we gain average error 96.7% and 86% respectively.The result shows that the method has good performance. 在MPI和ORL人脸数据库上进行的人脸特徵检测得到的平均误差分别为96.;7%25和86%25,该结果表明了基于线性组合模型的人脸特徵检测方法是有效和实用的。
- A commonly used technique is to analyze cuticle scale edge height (CSH) of fiber from SEM images.However, it is expensive and has an average error of 8%.A new method is presented in this paper. 该领域内常用的一项技术是分析纤维的SEM图像,通过鳞片边缘高度来区分两类纤维,但其成本高昂,且有8%25的误差。
- The band width of error entropy donut can be determined by weighted average error entropy of all line segments. 误差熵环的带宽取构成边界线的各线段误差熵的加权平均值。
- Ligustilide content is higher determined by UV than by GC.The average error rate is 5. 268% . 紫外分光光度法测定样品藁本内酯含量值一般大于气相色谱法测定值,平均误差为5.268%25。
- Suggestion for to improve detect efficiency discount extrapolation error method. 提出提高探测效率,减小外推误差的方法。
- The minimum distance method is used to match SVD feature extraction and the truncation error method is for PCA. 针对奇异值分解的特征提取采用的是最小距离分类法,针对主成分分析的特征提取采用的是截断误差分类法。
- 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%25,精度满足生产要求。
- It is proved to have the same asymptotic statistical properties as the prediction error method(PEM). 证明了该方法与预报误差法具有相同的渐近和统计性能。
- The stability of these illative number and efficiency sex can pass opposite deviation and square root of relatively average error to evaluate. 这些推定数的稳定性和效率性可以通过相对偏差和相对平均误差平方根来评价。
- The reliability of illative to this quantity is the idea that carries deviation and average error squared will undertake relative. 对这个推定量的可信度是通过偏差和平均平方误差的概念来进行比较的。
- The constructed solving process is to establish a general SBR model firstly, then to derive the suboptimum solution by trial and error method with the help of simulation tools. 所构造的解法是首先建立通用的序批式反应器模型;然后借助仿真工具试差求取次优解。
- Moreover, an adaptive weighted averaging generalized algorithm is investigated by using the constrained least-mean-squared(CLMS)error method. 并利用有约束的最小均方误差算法(CLMS),研究了一种多结构元素自适应加权平均广义形态滤波算法。
- Experiments show that ESM is a reliable technique in the measurement of gas liquid two phase flow, and the average error was about 5%, the best results ever reached was 3%. 在实验范围内 ,流量的平均测量误差小于 5%25 ,最好的结果可以达到 3%25
- The general eddy current flaw reconstruction strategy was the least-square error method, which required the forward solver having high speed. 在涡流检测中,常利用最小方差法来进行缺陷重构,这种方法要求正问题的求解效率高。
- A comparison between the analytical results and the experimental results shows that their SPLs on 1/1 octave spectrum are in good agreement, with the average error less than 5%. 分析结果表明,在1/1倍频程频谱上,理论计算和实验测得的声压级非常接近,平均相对误差不超过5%25。
- Its application results are exact and efficient.Also,it provides a referrence for computer data processing based on trail and error method. 该方法应用结果准确、高效,也为基于试差法的电算提供了参考。