1430 search results - page 31 / 286 » Query operations for moving objects database systems |
MDM
2009
Springer
14 years 3 months ago
2009
Springer
—A nearest neighbor query is an important notion in spatial databases and moving object databases. In the emerging application fields of moving object technologies, such as mobi...
MDM
2007
Springer
14 years 2 months ago
2007
Springer
Several window constructs are usually specified in continuous queries over data streams as a means of limiting the amount of data processed each time and thus providing real-time...
ERSHOV
2003
Springer
14 years 2 months ago
2003
Springer
Storage costs are rapidly decreasing, making it feasible to store larger amounts of data in databases. This also makes it possible to store previous versions of data in the databa...
VLDB
1992
ACM
14 years 26 days ago
1992
ACM
Research in temporal databases has mainly focused on defining temporal data models by extending existing models, and developing access structures for temporal data. Little has bee...
ITNG
2008
IEEE
14 years 3 months ago
2008
IEEE
With recent advances in wireless communication and position technologies, it became possible to collect and record trajectories of moving objects. Thus, many services in road netw...