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APPROX
2009
Springer
14 years 3 months ago
2009
Springer
The r-parity tensor of a graph is a generalization of the adjacency matrix, where the tensor’s entries denote the parity of the number of edges in subgraphs induced by r distinc...
DEXA
2009
Springer
14 years 3 months ago
2009
Springer
SPARQL is today the standard access language for Semantic Web data. In the recent years XML databases have also acquired industrial importance due to the widespread applicability o...
DIS
2009
Springer
14 years 3 months ago
2009
Springer
The promotion analysis problem has been proposed in [16], where ranking-based promotion query processing techniques are studied to effectively and efficiently promote a given obje...
LICS
2007
IEEE
14 years 3 months ago
2007
IEEE
We show that tree-like (Gentzen’s calculus) PK where all cut formulas have depth at most a constant d does not simulate cut-free PK. Generally, we exhibit a family of sequents t...
COCOON
2007
Springer
14 years 3 months ago
2007
Springer
Our motivation for this work is the remarkable discovery that many large-scale real-world graphs ranging from Internet and World Wide Web to social and biological networks exhibit ...