1254 search results - page 157 / 251 » Making Hard Problems Harder |
EDBT
2008
ACM
14 years 10 months ago
2008
ACM
Enterprises may have multiple database systems spread across the organization for redundancy or for serving different applications. In such systems, query workloads can be distrib...
MOBIHOC
2002
ACM
14 years 9 months ago
2002
ACM
Topological changes in mobile ad hoc networks frequently render routing paths unusable. Such recurrent path failures have detrimental effects on the network ability to support QoS...
ICDT
2010
ACM
14 years 7 months ago
2010
ACM
Sources of data uncertainty and imprecision are numerous. A way to handle this uncertainty is to associate probabilistic annotations to data. Many such probabilistic database mode...
SOSP
2003
ACM
14 years 7 months ago
2003
ACM
In tree-based multicast systems, a relatively small number of interior nodes carry the load of forwarding multicast messages. This works well when the interior nodes are highlyava...
IPSN
2010
Springer
14 years 5 months ago
2010
Springer
A key problem in sensor networks is to decide which sensors to query when, in order to obtain the most useful information (e.g., for performing accurate prediction), subject to co...