948 search results - page 3 / 190 » On Spatial Information Retrieval and Database Generalization |
DKE
2002
13 years 6 months ago
2002
Topological invariants of spatial databases (i.e., finite structures that capture the topological properties of the database) are receiving increasing attention since they can act...
GIR
2006
ACM
14 years 6 days ago
2006
ACM
Retrieving data based not only on key words is a challenge. We worked on semi-structured data (cultural heritage corpora). Our project aimed at getting the most relevant text-unit...
VISUAL
1999
Springer
13 years 10 months ago
1999
Springer
In this paper we propose a new General Image DataBase (GIDB) model. The model establishes taxonomy based on the systematisation of existing approaches. The GIDB model is based on t...
PODS
1989
ACM
13 years 9 months ago
1989
ACM
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
RSKT
2007
Springer
14 years 10 days ago
2007
Springer
Abstract. A fundamental data modeling problem in geographical information systems and spatial database systems refers to an appropriate treatment of the vagueness or indeterminacy ...