将纳税类型链接至地方的纳税机构和适用的纳税类别集合。

Link a tax type to the local tax authority and the applicable set of tax classes.

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为了改善真实网络数据集上自动问答系统的性能，定义出新的问题类别集合和通用的答案重新排序模型。

To improve question answering (QA) performance based on real-world web data sets, a new set of question classes and a general answer re-ranking model are defined.

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文本分类是数据挖掘领域中重要分支之一，其任务是对未知类别的文本进行自动处理，判断它们所属的预定义类别集合中的类别。

Text classification is an important branch in data mining filed, which is responsible for automatically dealing with those class-unknown texts and judging which pre-defined class sets they reside in.

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