21 search results - page 1 / 5 » Comparing Representations of Geographic Knowledge Expressed ... |
GEOS
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Conceptual Graphs are a very powerful knowledge and meaning representation formalism grounded on deep philosophical, linguistic and object oriented principles [1], [2]. C...
ICCS
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
ICCS
1999
Springer
13 years 11 months ago
1999
Springer
Conceptual Graphs and Formal Concept Analysis have in common basic concerns: the focus on conceptual structures, the use of diagrams for supporting communication, the orientation b...
COLING
1996
13 years 8 months ago
1996
We address here the treatment of metonymic expressions from a knowledge representation perspective, that is, in the context of a text understanding system which aims to build a co...
WAIM
2010
Springer
13 years 5 months ago
2010
Springer
We present HyperGraphDB, a novel graph database based on generalized hypergraphs where hyperedges can contain other hyperedges. This generalization automatically reifies every ent...