35 search results - page 5 / 7 » Minimization of tree pattern queries with constraints |
IS
2006
13 years 9 months ago
2006
In-network data aggregation has been recently proposed as an effective means to reduce the number of messages exchanged in wireless sensor networks. Nodes of the network form an a...
ICDE
2010
IEEE
14 years 4 months ago
2010
IEEE
— To cope with bursty arrivals of high-volume data, a DSMS has to shed load while minimizing the degradation of Quality of Service (QoS). In this paper, we show that this problem...
ICDE
2008
IEEE
14 years 11 months ago
2008
IEEE
We present a system towards the integration of data mining into relational databases. To this end, a relational database model is proposed, based on the so called virtual mining vi...
JCB
2007
13 years 9 months ago
2007
The discovery of non-coding RNA (ncRNA) motifs and their role in regulating gene expression has recently attracted considerable attention. The goal is to discover these motifs in ...
FSTTCS
1993
Springer
14 years 1 months ago
1993
Springer
We investigate the complexity and approximability of some location problems when two distance values are specified for each pair of potential sites. These problems involve the se...