离差最大化结合BP神经网络评价烟叶化学品质

张勇刚, 任志广, 徐志强, 刘建国, 张晓兵, 刘化冰, 夏琛, 程昌合

Chemical Quality Evaluation of Flue-Cured Tobacco Based on Maximization of Deviation and BP Neural Network

Zhang Yonggang, Ren Zhiguang, Xu Zhiqiang, Liu Jianguo, Zhang Xiaobing, Liu Huabing, Xia Chen, Cheng Changhe

表3 4种单一评价法的评价结果

Table 3 Results of four single evaluation methods

方法 Method 均值 Mean 标准差 Standard deviation 变异系数 Coefficient of variation 变幅 Range CCUI 0.6182A 0.1300 0.2103 0.5876 TOPSIS 0.5009C 0.1270 0.2535 0.6083 CPM 0.5673B 0.1643 0.2896 0.7275 GRDA 0.6396A 0.0991 0.1549 0.4727