Abstract
Keyword search over XML documents discussed. In according with the feature of XML documents and the information need, the theme concept of the XML document is proposed. We designed an index of theme and propose an efficient query algorithm basing on the theme. Before getting the final result, we pre-judged the theme of the search, which can not only avoid producing irrelevant results but also help us exclude the irrelevant keywords in keyword inverted lists during the process of search. Finally we report the results of the experimental study.
| Original language | English |
|---|---|
| Pages (from-to) | 52-56 |
| Number of pages | 5 |
| Journal | Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition) |
| Volume | 38 |
| Issue number | 6 |
| State | Published - Jun 2010 |
| Externally published | Yes |
Keywords
- Information fragment
- Keyword search
- Search algorithm
- Theme concept
- XML document
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