应用变精度粗糙集理论，提出了一种利用新的启发式函数构造决策树的方法。
A new heuristic function to build decision trees based on variable precision rough set is proposed.
此应用进一步拓展了变精度粗糙集在金融分析领域的应用，具有一定的创新性与实用性。
Further expand the application of the variable precision rough set in the financial analysis, have some innovative and practical.
本文在变精度粗糙集的属性约简及应用方面做了如下主要研究：研究了变精度粗糙集的属性约简算法。
This text does the following research for attribute reduction and application on the rough set of variable precision. Study attribute reduction algorithm of variable precision rough set.
本文在变精度粗糙集的属性约简及应用方面做了如下主要研究：研究了变精度粗糙集的属性约简算法。
This text does the following research for attribute reduction and application on the rough set of variable precision. Study attribute reduction algorithm of variable precision rough set.
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