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针对学生情况确定复习方法
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作者 缪青健 《文史杂志》 2000年第6期74-74,共1页
关键词 思维杂念 归纳 暴露 练评法 教学方
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A Credit Risk Evaluation Approach to Neural Network Training by Means of Financial Ratios
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作者 Qian Ye 《Journal of Systems Science and Information》 2009年第1期23-32,共10页
In recent years artificial neural networks are used to recognize the risk category of investigated companies. The research is based on data from 81 listed enterprises that applied for credit in domestic regional banks... In recent years artificial neural networks are used to recognize the risk category of investigated companies. The research is based on data from 81 listed enterprises that applied for credit in domestic regional banks operating in China. The backpropagation algorithm-the multilayer feedforward network structure is described. Each firm is described by 9 diagnostic variables and potential borrowers are classified into four classes. The efficiency of classification is evaluated in terms of classification errors calculated from the actual classification made by the credit officers. The results of the experiments show that LevenbergMarque training error is smallest among 4 learning algorithms and its performance is better, and application of artificial neural networks and classification functions can support the creditworthiness evaluation of borrowers. 展开更多
关键词 credit risk evaluation financial ratio neural network classification algorithms the multilayer network
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