12336 search results - page 319 / 2468 » Active Information Retrieval |
140
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EDBT
2004
ACM
16 years 6 months ago
2004
ACM
Though skyline queries already have claimed their place in retrieval over central databases, their application in Web information systems up to now was impossible due to the distri...
179
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HT
2007
ACM
15 years 10 months ago
2007
ACM
Finding relevant information in a hyperspace has been a much studied problem for many years. With the emergence of so called Web 2.0 technologies we have seen the use of social sy...
150
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SIGIR
2006
ACM
16 years 19 days ago
2006
ACM
Emails are examples of structured documents with various fields. These fields can be exploited to enhance the retrieval effectiveness of an Information Retrieval (IR) system th...
153
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CLEF
2008
Springer
15 years 8 months ago
2008
Springer
This paper describes our diversity featured retrieval system which are built for the task of ImageCLEFPhoto 2008. Two existing tools are used: Solr and Carrot2 . We have experimen...
165
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Pseudo-feedback-based automatic query expansion yields effective retrieval performance on average, but results in performance inferior to that of using the original query for many...