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» The Complexity of Futile Questioning
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FQAS
2009
Springer
202views Database» more  FQAS 2009»
14 years 2 months ago
Controlled Aggregate Tree Shaped Questions over Ontologies
Abstract. Controlled languages (CLs) are ambiguity-free subsets of natural languages such as English offering a good trade-off between the formal rigor of ontology and query langua...
Camilo Thorne, Diego Calvanese
SIGECOM
2011
ACM
229views ECommerce» more  SIGECOM 2011»
12 years 10 months ago
A revealed preference approach to computational complexity in economics
Recent results in complexity theory suggest that various economic theories require agents to solve computationally intractable problems. However, such results assume the agents ar...
Federico Echenique, Daniel Golovin, Adam Wierman
JUCS
2002
101views more  JUCS 2002»
13 years 7 months ago
Descriptional Complexity of Machines with Limited Resources
: Over the last 30 years or so many results have appeared on the descriptional complexity of machines with limited resources. Since these results have appeared in a variety of diff...
Jonathan Goldstine, Martin Kappes, Chandra M. R. K...
ASIACRYPT
2010
Springer
13 years 5 months ago
The Round Complexity of Verifiable Secret Sharing: The Statistical Case
We consider the round complexity of a basic cryptographic task: verifiable secret sharing (VSS). This well-studied primitive provides a good "test case" for our understan...
Ranjit Kumaresan, Arpita Patra, C. Pandu Rangan
MST
2007
138views more  MST 2007»
13 years 7 months ago
Parameterized Complexity of Vertex Cover Variants
Important variants of the Vertex Cover problem (among others, Connected Vertex Cover, Capacitated Vertex Cover, and Maximum Partial Vertex Cover) have been intensively studied in ...
Jiong Guo, Rolf Niedermeier, Sebastian Wernicke