448 search results - page 81 / 90 » Queries and Constraints on Semi-structured Data |
171
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VLDB
2007
ACM
15 years 9 months ago
2007
ACM
We present STAR, a self-tuning algorithm that adaptively sets numeric precision constraints to accurately and efficiently answer continuous aggregate queries over distributed data...
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WOWMOM
2005
ACM
15 years 3 months ago
2005
ACM
Ad hoc networks represent a key factor in the evolution of wireless communications. These networks typically consist of equal nodes that communicate without central control, inter...
SEMWEB
2005
Springer
15 years 3 months ago
2005
Springer
Situation awareness involves the identification and monitoring of relationships among objects participating in an evolving situation. This problem in general is intractable (i.e.,...
AMW
2010
14 years 11 months ago
2010
Abstract. A large volume of data with complex structures is currently represented in GML (Geography Markup Language) for storing and exchanging geographic information. As the size ...
GRAPHICSINTERFACE
2007
14 years 11 months ago
2007
We use a haptically enhanced mixing board with a video projector as an interface to various data visualization tasks. We report results of an expert review with four participants,...