3686 search results - page 271 / 738 » Context Query in Information Retrieval |
157
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WEBDB
2009
Springer
16 years 1 months ago
2009
Springer
Web archives play an important role in preserving our cultural heritage for future generations. When searching them, a serious problem arises from the fact that terminology evolve...
160
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AIRS
2008
Springer
16 years 28 days ago
2008
Springer
We present a novel approach that transforms the weighting task to a typical coarse-grained classification problem, aiming to assign appropriate weights for candidate expansion term...
296
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CLEF
2011
Springer
14 years 6 months ago
2011
Springer
Our participation in the ImageCLEF Wikipedia retrieval task aims to study the efficiency of using two contextual factors in image retrieval: metadata which contains specific infor...
153
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SIGIR
2009
ACM
16 years 1 months ago
2009
ACM
In this paper we examine user queries with respect to diversity: providing a mix of results across different interpretations. Using two query log analysis techniques (click entrop...
148
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SIGIR
1998
ACM
15 years 10 months ago
1998
ACM
Most casual users of IR systems type short queries. Recent research has shown that adding new words to these queries via adhoc feedback improves the retrieval e ectiveness of such ...