支持向量机在个人信用评估中的应用 关键词：信用评估；支持向量机；不平衡数据；分类 [gap=1074]Key words：credit rating；support vector machines；unbalanced data；classification
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Imbalanced Data Learning(IDL) problem is one of the research issues in machine learning.
针对不平衡数据学习问题，提出一种基于欠采样的分类算法。
参考来源 - 一种基于欠采样的不平衡数据分类算法·2,447,543篇论文数据，部分数据来源于NoteExpress
针对不平衡数据集，提出一种基于后验概率的特征选择算法。
In this paper, a posterior-probability-based feature selection algorithm is proposed for imbalanced datasets.
目前国际上对类别不平衡数据的研究主要集中在两个个层面：对数据集的处理和对分类算法的改进。
At present, researches on class imbalance problems mainly focus on two aspects: dataset processing and classification method improving.
围绕这颗微小行星飞行的航天器发回的数据显示它有一个不平衡磁场其表面拥有令人惊讶的丰富硫磺和奇特洞穴。
Data from the spacecraft orbiting the tiny planet indicate it has a lopsided magnetic field, a surprising abundance of sulfur and unusual 'hollows' on its surface.
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