621 search results - page 46 / 125 » Efficient algorithms for minimizing tree pattern queries |
DBA
2006
13 years 9 months ago
2006
This work discusses the problem of generating association rules from a set of transactions in a relational database, taking performance and accuracy of found results as the essent...
SUTC
2006
IEEE
14 years 2 months ago
2006
IEEE
Energy management in sensor networks is crucial to prolong the network lifetime. Though existing sleep scheduling algorithms save energy, they lead to a large increase in end-to-e...
SSD
2001
Springer
14 years 13 days ago
2001
Springer
The problem of mining spatiotemporal patterns is finding sequences of events that occur frequently in spatiotemporal datasets. Spatiotemporal datasets store the evolution of object...
ICLP
2007
Springer
13 years 12 months ago
2007
Springer
Abstract. In this paper we describe the OnEQL system, a query engine that implements optimization techniques and evaluation strategies to speed up the evaluation time of querying a...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Environmental monitoring is a promising application for sensor networks. Many scenarios produce geographically correlated readings, making them visually interesting and good targe...