2020国赛c题神经网络

根据引用中提到的信息，2020年国赛C题中使用了神经网络。首先，将附件一的企业信息作为神经网络的训练集输入网络中，通过训练得到权值固定的网络模型。然后，使用附件二中的无信贷记录企业的经营资金流量、月平均利润和利润增长率作为输入，模拟随机生成了302家无信贷记录企业的信誉评级和违约记录。神经网络在这个题目中扮演了信誉评级和违约记录的预测任务。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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