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154
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
150
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DEXA
2009
Springer
15 years 10 months ago
2009
Springer
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
153
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DEXA
2009
Springer
15 years 10 months ago
2009
Springer
Tagging has become increasingly popular and useful across various social networks and applications. It allows users to classify and organize resources for improving the retrieval p...
102
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ECTEL
2009
Springer
15 years 10 months ago
2009
Springer
The orchestration process consists of managing classroom interactions at multiple levels: individual activities, teamwork and class-wide sessions. We study the process of orchestra...
170
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EUROSSC
2009
Springer
15 years 10 months ago
2009
Springer
Geographical information retrieval (GIR) can benefit from context information to adapt the results to a user’s current situation and personal preferences. In this respect, seman...