30 search results - page 3 / 6 » Lossless Representation of Topological Spatial Data |
SAC
2002
ACM
14 years 9 months ago
2002
ACM
The Peano Count Tree (P-tree) is a quadrant-based lossless tree representation of the original spatial data. The idea of P-tree is to recursively divide the entire spatial data, s...
APBC
2007
14 years 11 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...
SDB
1995
15 years 1 months ago
1995
In this paper we discuss two data models for spatial database systems: the linear data model and the topological data model. Both can be used to model a wide range of applications....
ER
2007
Springer
15 years 4 months ago
2007
Springer
Ensuring the semantic and topological correctness of spatial data is an important requirement in geographical information systems and spatial database systems in order to preserve ...
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SSD
1993
Springer
15 years 2 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...