Research Article

A Financial Risk Early Warning of Listed Companies Based on PCA and BP Neural Network

Table 6

Prediction accuracy of different models.

 —PCA
TrainingTestTrainingTest

SVM99.7%66.7%99.7%66.8%
Logistic73.7%72.7%66.1%62.4%
BP-NN93.9%75.8%95.1%86.6%