Fig 1.
The research ideas of this paper.
Table 1.
Credit RAIS.
Fig 2.
BPNN structure.
Fig 3.
Flowchart of GA.
Fig 4.
SVM nonlinear regression.
Table 2.
Original data of SCF-oriented RAIS.
Fig 5.
Sample set distribution.
Table 3.
Test sample results.
Fig 6.
SVM model classification results (on a specific training process).
((a) SVM classification results on training set samples (b) SVM classification results on test set samples).
Fig 7.
SVM model experimental results (100 training samples).
((a) Partial classification results of SVM model training sample set (b) Partial classification results of SVM model test sample set).
Fig 8.
Experimental results of BP-GA model (on a training process).
((a) BP-GA model training sample set to predict classification results (b) Classification results of BP-GA model test sample set).
Fig 9.
Classification results of BP-GA model (100 training samples).
((a) classification results of BP-GA model on training sample set, (b) represents classification results of BP-GA model on test sample set).
Fig 10.
Classification experimental results of SVM, BP model, and BP-GA model.