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» Reasoning about Cardinal Directions
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40
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VLC
1998
49views more  VLC 1998»
14 years 10 months ago
Reasoning about Cardinal Directions
Gerard Ligozat
106
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ADBIS
2010
Springer
192views Database» more  ADBIS 2010»
15 years 15 days ago
The Objects Interaction Graticule for Cardinal Direction Querying in Moving Objects Data Warehouses
Cardinal directions have turned out to be very important qualitative spatial relations due to their numerous applications in spatial wayfinding, GIS, qualitative spatial reasoning ...
Ganesh Viswanathan, Markus Schneider
92
Voted
VMCAI
2010
Springer
15 years 8 months ago
Collections, Cardinalities, and Relations
Abstract. Logics that involve collections (sets, multisets), and cardinality constraints are useful for reasoning about unbounded data structures and concurrent processes. To make ...
Kuat Yessenov, Ruzica Piskac, Viktor Kuncak
86
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KI
2009
Springer
15 years 5 months ago
Toward Heterogeneous Cardinal Direction Calculus
Cardinal direction relations are binary spatial relations determined under an extrinsically-defined direction system (e.g., north of). We already have point-based and region-based ...
Yohei Kurata, Hui Shi
88
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AAAI
2008
15 years 1 months ago
Reasoning with Cardinal Directions: An Efficient Algorithm
Direction relations between extended spatial objects are important commonsense knowledge. Recently, Goyal and Egenhofer proposed a formal model, called Cardinal Direction Calculus...
Xiaotong Zhang, Weiming Liu, Sanjiang Li, Mingshen...