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» A Logical Data Model for Integrated Geographical Databases
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GIS
2008
ACM
15 years 10 months ago
Integrating gazetteers and remote sensed imagery
This work explores the potential for increased synergy between gazetteers and high-resolution remote sensed imagery. These two data sources are complementary. Gazetteers provide h...
Shawn Newsam, Yi Yang
GIS
2009
ACM
15 years 2 months ago
A multidimensional model representing continuous fields in spatial data warehouses
Data warehouses and On-Line Analytical Processing (OLAP) provide an analysis framework supporting the decision making process. In many application domains, complex analysis tasks ...
Alejandro A. Vaisman, Esteban Zimányi
WEBDB
2005
Springer
102views Database» more  WEBDB 2005»
15 years 2 months ago
Design and Implementation of a Geographic Search Engine
In this paper, we describe the design and initial implementation of a geographic search engine prototype for Germany, based on a large crawl of the de domain. Geographic search en...
Alexander Markowetz, Yen-Yu Chen, Torsten Suel, Xi...
GIS
2004
ACM
15 years 10 months ago
Query processing in a geographic mediation system
Despite various interoperability recommendations, heterogeneity of Geographic Information Systems (GIS) is still an issue. This led to an increasing need for a data integration sy...
François-Marie Colonna, Mehdi Essid, Omar B...
DBPL
2005
Springer
143views Database» more  DBPL 2005»
15 years 2 months ago
Inconsistency Tolerance in P2P Data Integration: An Epistemic Logic Approach
We study peer-to-peer ðP2PÞ data integration, where each peer models an autonomous system that exports data in terms of its own schema, and data interoperation is achieved by me...
Diego Calvanese, Giuseppe De Giacomo, Domenico Lem...