1559 search results - page 88 / 312 » Evaluation of Query Performance Prediction Methods by Range |
138
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WWW
2006
ACM
16 years 4 months ago
2006
ACM
We introduce the notion of query substitution, that is, generating a new query to replace a user's original search query. Our technique uses modifications based on typical su...
147
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CIVR
2008
Springer
15 years 5 months ago
2008
Springer
Various query methods for video search exist. Because of the semantic gap each method has its limitations. We argue that for effective retrieval query methods need to be combined ...
146
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...
139
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WWW
2005
ACM
16 years 4 months ago
2005
ACM
Large web search engines have to answer thousands of queries per second with interactive response times. Due to the sizes of the data sets involved, often in the range of multiple...
146
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
To deal with the problem of empty or too little answers returned from a Web database in response to a user query, this paper proposes a novel approach to provide relevant and rank...