4296 search results - page 352 / 860 » Modeling Information Sources for Information Integration |
180
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DEBU
2000
15 years 6 months ago
2000
In a traditional information retrieval system, it is assumed that queries can be posed about any topic. In reality, a large fraction of web queries are posed about a relatively sm...
162
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SIGIR
2006
ACM
16 years 17 days ago
2006
ACM
Pseudo-relevance feedback has proven to be an effective strategy for improving retrieval accuracy in all retrieval models. However the performance of existing pseudo feedback meth...
269
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ICRA
2005
IEEE
16 years 6 days ago
2005
IEEE
— In this paper, navigation and control of autonomous mobile unicycle robots in a complex and partially known obstacleridden environment is considered. The unicycle dynamic model...
163
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HT
2003
ACM
15 years 12 months ago
2003
ACM
Web Applications are progressively becoming multi-channel and cross-channel. The “same” service should be made available in different delivery environments and devices. A user...
165
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GLOBECOM
2008
IEEE
15 years 7 months ago
2008
IEEE
—In next generation wireless networks, not only wide area cells to provide moderate data rate with full mobility but also local area cells to support high data rate with local mo...