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GC
2010
Springer
15 years 5 months ago
20 Years of Negami's Planar Cover Conjecture
In 1988, Seiya Negami published a conjecture stating that a graph G has a finite planar cover (i.e. a homomorphism from some planar graph onto G which maps the vertex neighbourhoo...
Petr Hlinený
IDA
2010
Springer
15 years 5 months ago
Three alternative combinatorial formulations of the theory of evidence
In this paper we introduce three alternative combinatorial formulations of the theory of evidence (ToE), by proving that both plausibility and commonality functions share the stru...
Fabio Cuzzolin
IJMSO
2010
119views more  IJMSO 2010»
15 years 5 months ago
Ontological technologies for user modelling
: This paper brings together research from two different fields – user modelling and web ontologies – in attempt to demonstrate how recent semantic trends in web development ca...
Sergey A. Sosnovsky, Darina Dicheva
ORDER
2010
177views more  ORDER 2010»
15 years 5 months ago
Sharp and Meager Elements in Orthocomplete Homogeneous Effect Algebras
We prove that every orthocomplete homogeneous effect algebra is sharply dominating. Let us denote the greatest sharp element below x by x↓. For every element x of an orthocomple...
Gejza Jenca
PVLDB
2010
106views more  PVLDB 2010»
15 years 5 months ago
Just-in-time Data Integration in Action
Today’s data integration systems must be flexible enough to support the typical iterative and incremental process of integration, and may need to scale to hundreds of data sour...
Martin Hentschel, Laura M. Haas, Renée J. M...