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- The Mean Absolute Percentage Error(MAPE) for one-step ahead prediction is 1.382%,and MAPE for the 6 steps are all less than 6%.The prediction result is of high precision. 所应用方法的一步预测值平均绝对百分比误差MAPE为1.;382%25,6步预测的MAPE值均在6%25以内,是精确度很高的预测;
- Because some actual prices are zero or close to zero, traditional error index - mean absolute percentage error (MAPE) becomes unreasonable and a modified MAPE is adopted. 实验也表明,当电价中不存在零或者接近于零的电价时,传统的MAPE指标与修正后的MAPE指标之间相差甚少。
- The mean absolute percentage error (MAPE) and the root of mean square error (RMSE) of WA-SVM method was 0.04937 and 0.3453 respectively, whereas MAPE and RMSE of SVM method were 0.08493 and 0.6319. WA-SVM方法预测精度较SVM方法有较大提高,其平均绝对百分比误差和均方根误差分别为0.;04937和0
- Mean Absolute Percentage Error 平均绝对百分比误差
- The mean absolute relative error of the prediction is reduced by 3.31% compared to that of network trained with raw data without filter. 对实测交通量采用奇异值分解的滤波方法进行除噪预处理,并通过训练径向基函数网络进行预测。
- "On average, subjects felt the scenario took about 43 seconds longer than it actually had.The mean absolute error was 163 seconds, or about 2.5 minutes," Dr.Eisen said. 平均来说,受试者认为的时间长度比实际上多了43秒,平均绝对误差为163秒,或大约是2.;5分钟。
- Local bragging rights mean absolutely everything. 地方吹牛权利低劣的完全地每件事物。
- At the same time, methods for solving CFM is given with the aim of minimizing sum of percentage error absolutes. 同时 ,还给出了百分误差绝对值最小为目标的组合预测模型及权系数求解方法。
- Experimental results show that this method is of low memory requirements and lower mean absolute error (MAE) value, and provides better recommendation quality compared with traditional collaborative filtering algorithms. 实验表明,这种方法的优点是低内存需求,具有较小的平均绝对偏差值,并且显示出了比传统推荐算法更好的推荐质量。
- Results show that the RBFNN is obviously superior to the traditional linear model, and its MAE (mean absolute error) and RMSE (root mean square error) are 41.8 and 55.7, respectively. 结果显示,该模型预测效果明显优于传统的线性自回归预测模型,各月平均的平均绝对误差(MAE)和均方误差(RMSE)达到41.;8和55
- Experimental results show that the algorithm improves the performance of CF systems in both the recommendation quality and the efficiency, and decreases the mean absolute error about 6%. 实验表明,该算法不仅加快了推荐生成速度,而且提高了推荐质量,降低了约6%25的平均绝时误差。
- As a measure of risk, mean absolute deviation is better than variance in a sense. 作为度量风险的标准 ;绝对离差比方差更为合适 .
- I mean absolutely gone, Because I didn't even hear footsteps on the stairs. 我意思是绝对走了,因为我甚至没有听见楼梯上的脚步声。
- When this method is used to calculate the heat transfer coefficient of organic water soluton,the mean absolute deviation of calculated value is 10.72%,as compared with the experimental data. 用此法对有机水溶液系统进行预测计算,所得传热系数与实测值比较,其平均绝对偏差为10.;72%25。
- Also the relationship between threshold and alarm probability is derived and a region of threshold factor which make alarm probability be less than a defined value is given for Mean Absolute Difference algorithm. 本文还针对平均绝对差算法推导了门限与漏警概率的关系,给出了保证一定漏警概率的门限系数分布区间。
- The experiment shows that the matching method based on GA is much faster than those based on Sequential Similarity Detection Algorithm(SSDA) and classical Mean Absolute Difference(MAD). 实验表明:基于遗传算法的匹配算法比序贯相似度度量(SSDA)和经典的平均绝对差(MAD)方法要快得多。
- Abruzzi:"Trust me" means absolutely zero inside these walls. “相信我”在高墙里面完全等于零。
- A time of trembling, of doubt, of awful uneasiness followed, for non-success meant absolute ruin and nothing short of it. 紧接着是一段战战兢兢、疑虑重重、忐忑不安的时光,假如不成功,那就倾家荡产了。
- That hill's an absolute doddle (to climb). (爬)上那座山岗毫不费力。