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91
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AAAI
2006
15 years 2 months ago
Merging Stratified Knowledge Bases under Constraints
In this paper, we propose a family of operators for merging stratified knowledge bases under integrity constraints. The operators are defined in a model-theoretic way. Our merging...
Guilin Qi, Weiru Liu, David A. Bell
96
Voted
AISM
2004
15 years 2 months ago
Need to Know: Security or Liability?
The `Need to Know' concept is often quoted but rarely defined in the literature. In general the principle directs that unless an individual has a specific reason to have acce...
Christopher Bolan
102
Voted
DAGSTUHL
2006
15 years 2 months ago
A convenient category of domains
We motivate and define a category of topological domains, whose objects are certain topological spaces, generalising the usual -continuous dcppos of domain theory. Our category su...
Ingo Battenfeld, Matthias Schröder, Alex Simp...
93
Voted
DLOG
2006
15 years 2 months ago
DL Actions with GCIs: a Pragmatic Approach
We recently proposed action formalisms based on description logics (DLs) as decidable fragments of well-established action theories such as the Situation Calculus and the Fluent C...
Hongkai Liu, Carsten Lutz, Maja Milicic, Frank Wol...
108
Voted
FLAIRS
2004
15 years 2 months ago
Discovering Causal Chains by Integrating Plan Recognition and Sequential Pattern Mining
In this paper we define the notion of causal chains. Causal chains are a particular kind of sequential patterns that reflect causality relations according to background knowledge....
Shreeram Sahasrabudhe, Héctor Muñoz-...