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AAAI
2011
12 years 10 months ago
2011
Many algorithms for performing inference in graphical models have complexity that is exponential in the treewidth - a parameter of the underlying graph structure. Computing the (m...
SEMWEB
2009
Springer
14 years 4 months ago
2009
Springer
A modelling procedure consists of a sequence of modelling tasks. With the increasing size of models during the development, the relations among modelling objects and their correspo...
SEMWEB
2009
Springer
14 years 4 months ago
2009
Springer
We present a query processing procedure for conjunctive queries in distributed ontology systems where a large ontology is divided into ontology fragments that are later distributed...
PLANX
2008
13 years 11 months ago
2008
We investigate the complexity of earliest query answering for n-ary node selection queries defined by streaming tree automata (STAs). We elaborate an algorithm that selects query ...
EDBT
2004
ACM
14 years 10 months ago
2004
ACM