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A terminological canonical data model for cooperating heterogeneous geographical information systems

  • Tarek Branki
  • , Bruno Defude

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Résumé

The best way to make cooperate heterogeneous GIS (Geographical Information Systems) is to integrate them through a federated architecture. This last one necessitates in its first step the definition of a Canonical Data Model (CDM). The GEOgraphical COOPerative Model (GEOCOOPM) we have defined belongs to the family of terminological systems also known as description logics. We develop, in this paper, a precise syntax and semantic of Geocoopm and demonstrate the following: (1) First, Geocoopm gives a semantic to the spatial dimension. (2) It also permits the definition of heterogeneous data types (maps, numerical data, spatial data). (3) Geocoopm can represent various transformations on these data. (4) Finally, it provides a great facility for a good organisation of data and transformations using the subsumption function which enables building many hierarchies of data and transformations. This is a first step towards the schema integration process. We provide many examples to illustrate our claims.

langue originaleAnglais
titreDatabase and Expert Systems Applications - 8th International Conference, DEXA 1997, Proceedings
rédacteurs en chefAbdelkader Hameurlain, A. Min Tjoa
EditeurSpringer Verlag
Pages28-37
Nombre de pages10
ISBN (imprimé)3540634789, 9783540634782
Les DOIs
étatPublié - 1 janv. 1997
Modification externeOui
Evénement8th International Conference on Database and Expert Systems Applications, DEXA 1997 - Toulouse, France
Durée: 1 sept. 19975 sept. 1997

Série de publications

NomLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume1308
ISSN (imprimé)0302-9743
ISSN (Electronique)1611-3349

Une conférence

Une conférence8th International Conference on Database and Expert Systems Applications, DEXA 1997
Pays/TerritoireFrance
La villeToulouse
période1/09/975/09/97

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