2457 search results - page 213 / 492 » Evaluating Geographic Information Retrieval |
222
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IR
2010
15 years 3 months ago
2010
The retrieval of sentences that are relevant to a given information need is a challenging passage retrieval task. In this context, the well-known vocabulary mismatch problem arises...
205
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JCDL
2010
ACM
15 years 11 months ago
2010
ACM
Query expansion of named entities can be employed in order to increase the retrieval effectiveness. A peculiarity of named entities compared to other vocabulary terms is that they...
157
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Query result caching is an important mechanism for search engine efficiency. In this study, we first review several query features that are used to determine the contents of a sta...
179
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ERCIMDL
2004
Springer
16 years 1 days ago
2004
Springer
We address the issue of providing topic driven access to full text documents. The methodology we propose is a combination of topic segmentation and information retrieval techniques...
146
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SIGIR
2003
ACM
15 years 12 months ago
2003
ACM
Given the experimental nature of information retrieval, progress critically depends on analyzing the errors made by existing retrieval approaches and understanding their limitatio...