122 search results - page 3 / 25 » Reducing long queries using query quality predictors |
IPPS
2006
IEEE
14 years 1 months ago
2006
IEEE
We assume a sensor network with data-centric storage, where sensor data is stored within the sensor network and ad hoc queries are disseminated and processed inside the network. I...
EDBT
2010
ACM
13 years 9 months ago
2010
ACM
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Current approaches for supporting such queries are either for textcentric XM...
SSD
2001
Springer
13 years 11 months ago
2001
Springer
The development of spatiotemporal database systems is primarily motivated by applications tracking and presenting mobile objects. Another important trend is the visualization and p...
IJCAI
2003
13 years 8 months ago
2003
Speculative execution of information gathering plans can dramatically reduce the effect of source I/O latencies on overall performance. However, the utility of speculation is clos...
MONET
2002
13 years 6 months ago
2002
Many cache management schemes designed for mobile environments are based on invalidation reports (IRs). However, IR-based approach suffers from long query latency and it cannot eff...