Research Article
[Retracted] Big Data Analytics for Complex Credit Risk Assessment of Network Lending Based on SMOTE Algorithm
Table 5
Results of 3-fold cross validation.
| Model | 3-fold cross validation | TP | FP | FN | TN | True positive rate | True negative rate | Accuracy rate | AUC |
| CART | 1 | 9 | 10 | 0 | 321 | 9 | 0966 | 0965 | 0982 | 2 | 6 | 4 | 2 | 325 | 08 | 0984 | 0972 | 0841 | 3 | 8 | 14 | 0 | 314 | 08 | 0952 | 0954 | 0928 | Mean value | | | | | 0866 | 0965 | 0961 | 0917 |
| C4.5 | 1 | 8 | 8 | 2 | 321 | 08 | 0972 | 0972 | 0935 | 2 | 6 | 2 | 2 | 327 | 06 | 0994 | 0983 | 0841 | 3 | 8 | 11 | 0 | 317 | 08 | 0962 | 0963 | 0933 | Mean value | | | | | 0832 | 0975 | 0973 | 0906 |
| AdaBoost | 1 | 8 | 7 | 2 | 321 | 08 | 0975 | 0975 | 0939 | 2 | 6 | 5 | 4 | 324 | 06 | 0981 | 0975 | 0842 | 3 | 6 | 8 | 4 | 320 | 06 | 0972 | 0965 | 0835 | Mean value | | | | | 0762 | 0975 | 0972 | 0871 |
| SVM | 1 | 6 | 11 | 4 | 318 | 06 | 0963 | 0952 | 0835 | 2 | 6 | 10 | 4 | 321 | 06 | 0966 | 0956 | 0835 | 3 | 7 | 18 | 3 | 310 | 07 | 0941 | 0934 | 0875 | Mean value | | | | | 0732 | 0955 | 0952 | 0841 |
| ANN | 1 | 7 | 11 | 3 | 318 | 07 | 0961 | 0953 | 0883 | 2 | 8 | 14 | 2 | 317 | 08 | 0954 | 0954 | 0928 | 3 | 8 | 23 | 2 | 307 | 08 | 0926 | 0925 | 0915 | Mean value | | | | | 0866 | 0942 | 0942 | 0911 |
| RF | 1 | 9 | 6 | 1 | 325 | 9 | 0971 | 0981 | 0983 | 2 | 6 | 2 | 4 | 327 | 06 | 0992 | 0981 | 0841 | 3 | 9 | 11 | 1 | 317 | 9 | 0963 | 0964 | 0983 | Mean value | | | | | 0911 | 0977 | 0972 | 0935 |
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