12336 search results - page 387 / 2468 » Active Information Retrieval |
162
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HT
2009
ACM
16 years 1 months ago
2009
ACM
Folksonomies provide a rich source of data to study social patterns taking place on the World Wide Web. Here we study the temporal patterns of users’ tagging activity. We show t...
168
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AIRS
2006
Springer
15 years 10 months ago
2006
Springer
This paper compares the utilization of ConceptNet and WordNet in query expansion. Spreading activation selects candidate terms for query expansion from these two resources. Three m...
184
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ER
2010
Springer
15 years 5 months ago
2010
Springer
Researchers struggle to manage vast amounts of data coming from hundreds of sources in online repositories. To successfully conduct research studies, researchers need to find, ret...
165
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ROBOCOMM
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract—This paper presents an information-theoretic approach to sensor placement that incorporates communication capacity into an optimal formulation. A new formulation is pres...
185
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CHI
1995
ACM
15 years 10 months ago
1995
ACM
Collaborative filtering is based on the premise that people looking for information should be able to make use of what others have already found and evaluated. Current collaborati...