750 search results - page 61 / 150 » Aggregates in Possibilistic Databases |
SIGMOD
2007
ACM
14 years 10 months ago
2007
ACM
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...
ICDE
2006
IEEE
14 years 11 months ago
2006
IEEE
We consider the problem of creating a sample view of a database table. A sample view is an indexed, materialized view that permits efficient sampling from an arbitrary range query...
ADBIS
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. In moving object databases, many authors assume that number and position of objects to be processed are always known in advance. Detecting an unknown moving object and pu...
CSB
2005
IEEE
14 years 3 months ago
2005
IEEE
With the rapid growth of biomedical research databases, opportunities for scientific inquiry have expanded quickly and led to a demand for computational methods that can extract b...
ADC
2005
Springer
14 years 3 months ago
2005
Springer
In this paper we attempt to parallelise a commodity database for OLAP on a cluster of commodity PCs by using a distributed high-performance storage subsystem. By parallelising the...