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» Graph-based Knowledge Representation and Reasoning
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IJCAI
1993
13 years 10 months ago
Orientation and Qualitative Angle for Spatial Reasoning
Though arrangement knowledge is well suited for qualitative representations of spatial situations, if we only use this kind of knowledge, we cannot do interesting inferences about...
Longin Jan Latecki, Ralf Röhrig
CI
2002
102views more  CI 2002»
13 years 9 months ago
Topological Spatio-Temporal Reasoning and Representation
We present here a theory of motion from a topological point of view, in a symbolic perspective. Taking space-time histories of objects as primitive entities, we introduce temporal...
Philippe Muller
FLAIRS
2006
13 years 10 months ago
Representation and Reasoning for Deeper Natural Language Understanding in a Physics Tutoring System
Students' natural language (NL) explanations in the domain of qualitative mechanics lie in-between unrestricted NL and the constrained NL of "proper" domain stateme...
Maxim Makatchev, Kurt VanLehn, Pamela W. Jordan, U...
KR
1992
Springer
14 years 1 months ago
Embedding Defaults into Terminological Knowledge Representation Formalisms
Abstract, We consider the problem of integrating Reiter's default logic into terminological representation systems. It turns out that such an integration is less straightforwa...
Franz Baader, Bernhard Hollunder
VL
1991
IEEE
183views Visual Languages» more  VL 1991»
14 years 17 days ago
The Conceptual Programming Environment, CP: Reasoning Representation using Graph Structures and Operations
The Conceptual Programming environment, CP, being developed at the Computing Research Laboratory (CRL), is a complete knowledge representation visual programming environment for u...
Heather Pfeiffer, Roger T. Hartley