321 search results - page 3 / 65 » A Topological Data Model for Spatial Databases |
GIS
2005
ACM
14 years 8 months ago
2005
ACM
Topological predicates, as derived from the 9-intersection model, have been widely recognized in GIS, spatial database systems, and many other geo-related disciplines. They are ba...
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Data Warehouses and On-Line Analytical Processing systems rely on a multidimensional model that includes dimensions, hierarchies, and measures. Such model allows to express users&...
SSD
1993
Springer
13 years 11 months ago
1993
Springer
: Spatial data types or algebras for database systems should (i) be fully general (which means, closed under set operations, hence e.g. a region value can be a set of polygons with...
ICDT
1997
ACM
13 years 11 months ago
1997
ACM
We consider spatial databases and queries definable using first-order logic and real polynomial inequalities. We are interested in topological queries: queries whose result only ...
APBC
2007
13 years 9 months ago
2007
ibe an abstract data model of protein structures by representing the geometry of proteins using spatial data types and present a framework for fast structural similarity search bas...