2066 search results - page 330 / 414 » Flexible Time Management in Data Stream Systems |
COMAD
2008
13 years 9 months ago
2008
Answering aggregate queries like sum, count, min, max over regions containing moving objects is often needed for virtual world applications, real-time monitoring systems, etc. Sin...
IPPS
2007
IEEE
14 years 2 months ago
2007
IEEE
We address the problem of optimizing the distribution of partially replicated databases over a computer network. Replication is used to increase data availability in the presence ...
AMW
2009
13 years 9 months ago
2009
Conventional operators for data retrieval are either based on exact matching or on total order relationship among elements. Neither of them is appropriate to manage complex data, s...
MDM
2005
Springer
14 years 1 months ago
2005
Springer
Data access prediction has been proposed as a mechanism to overcome latency lag, and more recently as a means of conserving energy in mobile systems. We present a fully adaptive p...
USENIX
2008
13 years 10 months ago
2008
Conventional prefetching schemes regard prediction accuracy as important because useless data prefetched by a faulty prediction may pollute the cache. If prefetching requires cons...