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ARGMAS
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. One of the most difficult problems in multiagent systems involves representing knowledge and beliefs of agents in dynamic environments. New perceptions modify an agent’...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
In contextual advertising, estimating the number of impressions of an ad is critical in planning and budgeting advertising campaigns. However, producing this forecast, even within...
SIGMOD
2001
ACM
14 years 8 months ago
2001
ACM
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
IS
2007
13 years 7 months ago
2007
Sensors are often employed to monitor continuously changing entities like locations of moving objects and temperature. The sensor readings are reported to a database system, and a...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
We study the expressiveness and performance of full-text search languages. Our main motivation is to provide a formal basis for comparing such languages and to develop a model for...