Sciweavers

1344 search results - page 18 / 269
» Spatial Data Query Support in Peer-to-Peer Systems
Sort
View
KRDB
2003
184views Database» more  KRDB 2003»
14 years 11 months ago
Some Practical Issues in Building a Hybrid Deductive Geographic Information System with a DL Component
We report about some preliminary issues from the DFG project “Description Logics and Spatial Reasoning” (“DLS”, DFG Grant NE 279/8-1), one of whose goals is to develop a p...
Michael Wessel
MOBIDE
2006
ACM
15 years 3 months ago
Boosting location-based services with a moving object database engine
Composition of temporal and spatial properties of real world objects in a unified data framework results into Moving Object Databases (MOD). MODs are able to process, manage and a...
Nikos Pelekis, Yannis Theodoridis
70
Voted
VLDB
2001
ACM
146views Database» more  VLDB 2001»
15 years 2 months ago
DB2 Spatial Extender - Spatial data within the RDBMS
Much of the data that we encounter has a spatial (geographic locational) aspect yet this has not been readily exploited by traditional RDBMS. Over the past five years there has be...
David W. Adler
77
Voted
EDBT
2006
ACM
129views Database» more  EDBT 2006»
15 years 9 months ago
Querying Mediated Geographic Data Sources
With the proliferation of geographic data and resources over the Internet, there is an increasing demand for integration services that allow a transparent access to massive reposit...
Abdelkader Bétari, François-Marie Co...
79
Voted
SAC
2008
ACM
14 years 9 months ago
Aggregation languages for moving object and places of interest
We address aggregate queries over GIS data and moving object data, where non-spatial information is stored in a data warehouse. We propose a formal data model and query language t...
Leticia I. Gómez, Bart Kuijpers, Alejandro ...