81 search results - page 5 / 17 » Online aggregation and continuous query support in MapReduce |
ICDCS
2007
IEEE
13 years 11 months ago
2007
IEEE
On-line decision making often involves query processing over time-varying data which arrives in the form of data streams from distributed locations. In such environments typically...
GIS
2009
ACM
14 years 5 days ago
2009
ACM
Data warehouses and On-Line Analytical Processing (OLAP) provide an analysis framework supporting the decision making process. In many application domains, complex analysis tasks ...
SIGMOD
1999
ACM
13 years 12 months ago
1999
ACM
Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...
GIS
2009
ACM
14 years 8 months ago
2009
ACM
With the recent advancements and wide usage of location detection devices, large quantities of data are collected by GPS and cellular technologies in the form of trajectories. Whi...
INFOCOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— As the academic world moves away from physical journals and proceedings towards online document repositories, the ability to efficiently locate work of interest among the torr...