Therefore, it is desperately needed to study XML retrieval by integrating information retrieval and database technology.
因此，融合信息检索和数据库技术研究XML检索问题成为必然。
A tag weight model based on topic generalization is advanced, by which the tag weight is calculated automatically. Experiment results show that this model performs well in XML retrieval.
提出了用主题概括强度衡量XML标签权重的方法，实验结果显示，该方法能有效提高XML检索的质量。
This thesis aims at the efficiency problem of accuracy and recall rate in XML retrieval. Based on tree matching, the thesis makes a further study on the XML retrieval technology about metadata.
本文围绕查全率和查准率的效率问题，引入树匹配思想，对基于XML的元数据检索进行了深入的研究。
This thesis aims at the efficiency problem of accuracy and recall rate in XML retrieval. Based on tree matching, the thesis makes a further study on the XML retrieval technology about metadata.
本文围绕查全率和查准率的效率问题，引入树匹配思想，对基于XML的元数据检索进行了深入的研究。
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