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Two‐stage hybrid learning techniques for bankruptcy prediction*

机译:破产预测的两级混合学习技术*

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Many machine learning‐based techniques have been used for the prediction of bankruptcy. They can be divided into single, ensemble, and hybrid learning techniques. This paper focuses on a two‐stage hybrid learning approach for bankruptcy prediction where, in the first stage, a clustering algorithm is used to perform the instance selection task in order to filter out a certain number of unrepresentative training data. The clustering results output from the first stage are used with a classification algorithm to construct the prediction model. The results of experiments based on five different country datasets show that the best support vector machine (SVM) classifier performance is obtained using instance selection by affinity propagation (AP) and k‐means individually. Moreover, we also find that although the best AP/k‐means and SVM combination is dataset dependent, the criteria for selecting representative training data are specific. This should become a guideline for developing bankruptcy prediction systems based on the hybrid learning approach.
机译:许多基于机器学习的技术已被用于预测破产。它们可分为单一,集合和混合学习技术。本文重点介绍了用于破产预测的两级混合学习方法,在第一阶段,群集算法用于执行实例选择任务,以便过滤出一定数量的不足训练数据。从第一阶段输出的聚类结果与分类算法一起使用以构建预测模型。基于五个不同国家数据集的实验结果表明,使用亲和传播(AP)和K均值单独选择的实例选择获得最佳支持向量机(SVM)分类器性能。此外,我们还发现,虽然最好的AP / K-means和SVM组合是DataSet所属的,但选择代表性训练数据的标准是特定的。这应该成为基于混合学习方法开发破产预测系统的指导。

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