http://www.cnr.it/ontology/cnr/individuo/prodotto/ID168526
Approximating geographical queries (Articolo in rivista)
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- Approximating geographical queries (Articolo in rivista) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1007/s11390-009-9284-6 (literal)
- Alternative label
D'Ulizia Arianna, Ferri Fernando, Formica Anna, Grifoni Patrizia (2009)
Approximating geographical queries
in Journal of Computer Science and Technology; Science China Press, Beijing (Cina)
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- D'Ulizia Arianna, Ferri Fernando, Formica Anna, Grifoni Patrizia (literal)
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- D'Ulizia Arianna, Ferri Fernando, Grifoni Patrizia : IRPPS-CNR
Formica Anna : IASI-CNR (literal)
- Titolo
- Approximating geographical queries (literal)
- Abstract
- This article proposes a graph-theoretic methodology for query approximation in Geographic Information Systems, enabling the relaxation of three kinds of query constraints: topological, semantic and structural. An approximate query is associated with a value corresponding to the degree of similarity with the original query. Such a value is computed for topological constraints on the basis of the topological distance between configurations, for semantic constraints using the information content approach, and for structural constraints revisiting the maximum weighted matching problem in bipartite graphs. Finally, the high correlation of our proposal with human judgment is demonstrated by an experiment. (literal)
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