GIS 2002 | Sciweavers

16

GIS
2002
ACM

124views Automated Reasoning» more GIS 2002»

Spatio-temporal evolution: querying patterns of change in databases

13 years 4 months ago

This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...

Nassima Djafri, Alvaro A. A. Fernandes, Norman W. ...

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10

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GIS
2002
ACM

128views Automated Reasoning» more GIS 2002»

Handling semantic heterogeneities using declarative agreements

13 years 4 months ago

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The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...

Isabel F. Cruz, Afsheen Rajendran, William Sunna, ...

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17

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GIS
2002
ACM

157views Automated Reasoning» more GIS 2002»

Opening the black box: interactive hierarchical clustering for multivariate spatial patterns

13 years 4 months ago

Download www.geovista.psu.edu

Clustering is one of the most important tasks for geographic knowledge discovery. However, existing clustering methods have two severe drawbacks for this purpose. First, spatial c...

Diansheng Guo, Donna Peuquet, Mark Gahegan

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20

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GIS
2002
ACM

150views Automated Reasoning» more GIS 2002»

A WFS-based mediation system for GIS interoperability

13 years 4 months ago

Download cimic.rutgers.edu

The proliferation of spatial data on the Internet is beginning to allow a much wider access to data currently available in various Geographic Information Systems (GIS). In order t...

Omar Boucelma, Mehdi Essid, Zoé Lacroix

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8

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GIS
2002
ACM

81views Automated Reasoning» more GIS 2002»

Toward the semantic geospatial web

13 years 4 months ago

Download www.spatial.maine.edu

Max J. Egenhofer

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