| Model | Original training set | New training set | Parameter selection | Important variables | Parameter selection | Important variables |
| CART | — | Succeed, field | — | Succeed | C4.5 | — | Succeed, field, size | — | Autoloan, score | AdaBoost | — | Succeed, field, tile, application, size, score | — | Succeed, empLength, paid, size, grade, borrowType | SVM | C: classification mode, polynomial kernel function | — | C: classification mode, polynomial kernel function, weight is 2 : 1.4 | — | ANN | Number of hidden nodes = 6, maximum iteration times = 200 | — | Number of hidden nodes = 11, maximum iteration times = 207 | — | RF | Number of spanning trees = 800, number of variables selected by node branches = 25 | Paid, succeed, score, field, application, grade | Number of spanning trees = 800, number of variables selected by node branches = 3 | Paid, succeed, application, score, size, grade |
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