67 search results - page 3 / 14 » Knowledge updates: Semantics and complexity issues |
WWW
2005
ACM
14 years 6 months ago
2005
ACM
While the idea that querying mechanisms for complex relationships (otherwise known as Semantic Associations) should be integral to Semantic Web search technologies has recently ga...
AGILE
2007
Springer
2007
Springer
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
13 years 12 months ago
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
LPKR
1997
Springer
13 years 10 months ago
1997
Springer
Abstract. Recently the field of theory update has seen some improvement, in what concerns model updating, by allowing updates to be specified by so-called revision programs. The ...
SEMWEB
2009
Springer
14 years 9 days ago
2009
Springer
An important issue for the Semantic Web is how to combine open-world ontology languages with closed-world (non-monotonic) rule paradigms. Several proposals for hybrid languages all...
FLAIRS
2007
13 years 8 months ago
2007
In this paper we explore a class of belief update operators, in which the definition of the operator is compositional with respect to the sentence to be added. The goal is to pro...