750 search results - page 50 / 150 » Aggregates in Possibilistic Databases |
INFSOF
2007
13 years 10 months ago
2007
Although spatio-temporal databases have received considerable attention recently, there has been little work on processing range sum queries on the historical records of moving ob...
ISI
2002
Springer
13 years 9 months ago
2002
Springer
Dealing with large volumes of data, OLAP data cubes aggregated values are often spoiled by errors due to missing values in detailed data. This paper suggests to adjust aggregate an...
PVLDB
2008
13 years 9 months ago
2008
DBPubs is a system for effectively analyzing and exploring the content of database publications by combining keyword search with OLAP-style aggregations, navigation, and reporting...
DASFAA
2008
IEEE
14 years 4 months ago
2008
IEEE
In this paper we propose a distributed meta-index using a peer-to-peer protocol to allow spatio-temporal queries of moving objects on a large set of distributed database servers. W...
ACMSE
2008
ACM
14 years 2 days ago
2008
ACM
In this paper, a new pattern-growth algorithm is presented to mine frequent sequential patterns using First-Occurrence Forests (FOF). This algorithm uses a simple list of pointers...