76 search results - page 2 / 16 » Querying Spatial Databases via Topological Invariants |
SSD
1995
Springer
13 years 9 months ago
1995
Springer
We present a data structure used to represent planar spatial databases in the topological data model. Conceptually, such databases consist of points, lines between these points, an...
CDB
1997
Springer
13 years 9 months ago
1997
Springer
We consider two-dimensional spatial databases defined in terms of polynomial inequalities and investigate the expressibility of the topological connectivity query for these databa...
GIS
2008
ACM
14 years 6 months ago
2008
ACM
In order to deal with inconsistent databases, a repair semantics defines a set of admissible database instances that restore consistency, while staying close to the original insta...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
This paper presents a new face identification system based on Graph Matching Technique on SIFT features extracted from face images. Although SIFT features have been successfully us...
DBPL
1999
Springer
13 years 9 months ago
1999
Springer
We consider two-dimensional spatial databases defined in terms of polynomial inequalities and focus on the potential of programming languages for such databases to express queries...