4491 search results - page 219 / 899 » Adapting information retrieval systems to user queries |
157
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ICPR
2008
IEEE
16 years 29 days ago
2008
IEEE
Most systems for content based image retrieval (CBIR) employ low level image features as a similarity measure. The problem of CBIR systems is that they are a “black box” to th...
145
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WEBI
2005
Springer
15 years 12 months ago
2005
Springer
Search engines are powerful tools to find information on the Web. However, they commonly return a lot of irrelevant documents when the users’ queries are not specific enough. To...
155
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DL
1998
Springer
15 years 10 months ago
1998
Springer
Previous models of dynamic querying supported by query previews have focussed on attribute based querying, have required information providers to create preview tables, and have p...
180
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SIGIR
2003
ACM
15 years 11 months ago
2003
ACM
Passage retrieval is an important component common to many question answering systems. Because most evaluations of question answering systems focus on end-to-end performance, comp...
186
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CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Standard approaches to evaluating and comparing information retrieval systems compute simple averages of performance statistics across individual topics to measure the overall sys...