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COSIT
1997
Springer
102views GIS» more  COSIT 1997»
15 years 8 months ago
Partition and Conquer
Abstract. Although maps and partitions are ubiquitous in geographical information systems and spatial databases, there is only little work investigating their foundations. We give ...
Martin Erwig, Markus Schneider
VL
1996
IEEE
123views Visual Languages» more  VL 1996»
15 years 8 months ago
GenEd - An Editor with Generic Semantics for Formal Reasoning about Visual Notations
We describe the object-oriented editor GenEd supporting the design of specifications for visual notations. Prominent features of GenEd are (1) it is generic, i.e. domain-specific ...
Volker Haarslev, Michael Wessel
SSD
1993
Springer
237views Database» more  SSD 1993»
15 years 8 months ago
A Small Set of Formal Topological Relationships Suitable for End-User Interaction
Topological relationships between spatial objects represent important knowledge that users of geographic information systems expect to retrieve from a spatial database. A di cult t...
Eliseo Clementini, Paolino Di Felice, Peter van Oo...
HAIS
2010
Springer
15 years 6 months ago
Fusion of Fuzzy Spatial Relations
Spatial relations are essential for understanding the image configuration and modeling common sense knowledge. In most of existing methods, topological, directional and distance s...
Nadeem Salamat, El-hadi Zahzah
SODA
2003
ACM
143views Algorithms» more  SODA 2003»
15 years 5 months ago
Matching planar maps
The subject of this paper are algorithms for measuring the similarity of patterns of line segments in the plane, a standard problem in, e.g., computer vision, geographic informati...
Helmut Alt, Alon Efrat, Günter Rote, Carola W...