http://www.cnr.it/ontology/cnr/individuo/prodotto/ID167990
A pictorial human computer interaction to query geographical data (Articolo in rivista)
- Type
- Label
- A pictorial human computer interaction to query geographical data (Articolo in rivista) (literal)
- Anno
- 2005-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1007/11573036_30 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Ferri Fernando; Grifoni Patrizia; Rafanelli Maurizio (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://link.springer.com/content/pdf/10.1007%2F11573036_30.pdf (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
- Note
- ISI Web of Science (WOS) (literal)
- Google Scholar (literal)
- Scopus (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Ferri Fernando; IRPPS-CNR
Grifoni Patrizia; IRPPS-CNR
Rafanelli Maurizio; IASI-CNR (literal)
- Titolo
- A pictorial human computer interaction to query geographical data (literal)
- Abstract
- This paper proposes an extension of the Pictorial Geographical Query
Language GeoPQL, that allows the user to express queries pictorially. Topological
and metrics operators are already presented in a previous work. This extension
refers to queries in which the user uses concepts that the system implicitly
interprets and transforms. In particular, the paper adds the oriented polyline
to the classic three objects (point, polyline, and polygon) and defines a set of
cardinal and positional operators. In order to maintain non-ambiguity in the
query's visual representation, GeoPQL uses three different working spaces, the
first for topological and metrics operators, the second for cardinal operators,
and the third for positional operators (literal)
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