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5 组合评价法和4种单一评价法的相关系数

Table 5 Pearson correlation analysis between combination evaluation method and four single evaluation methods

方法 Method 离差最大化法 Maximizing deviation method 平均值法 Mean value method Copeland法 Copeland method Borda法 Borda method CCUI 0.9976** 0.9889** 0.9863** 0.9871** TOPSIS 0.9897** 0.9734** 0.9736** 0.9742** CPM 0.9916** 0.9748** 0.9751** 0.9745** GRDA 0.9500** 0.9465** 0.9329** 0.9363** 平均相关系数Average correlation coefficients 0.9822 0.9709 0.9670 0.9680