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» Efficient Inference Control for Open Relational Queries
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STACS
2000
Springer
13 years 11 months ago
Multi-linearity Self-Testing with Relative Error
We investigate self-testing programs with relative error by allowing error terms proportional to the function to be computed. Until now, in numerical computation, error terms were ...
Frédéric Magniez
WWW
2005
ACM
14 years 8 months ago
Semantic similarity between search engine queries using temporal correlation
We investigate the idea of finding semantically related search engine queries based on their temporal correlation; in other words, we infer that two queries are related if their p...
Steve Chien, Nicole Immorlica
PADL
2010
Springer
14 years 4 months ago
Implementing Query Answering for Hybrid MKNF Knowledge Bases
Abstract. Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rule...
Ana Sofia Gomes, José Júlio Alferes,...
CORR
2011
Springer
186views Education» more  CORR 2011»
13 years 2 months ago
A Goal-Directed Implementation of Query Answering for Hybrid MKNF Knowledge Bases
Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rules use non...
Ana Sofia Gomes, José Júlio Alferes,...
DNIS
2010
Springer
240views Database» more  DNIS 2010»
13 years 11 months ago
AccKW: An Efficient Access Control Scheme for Keyword-Based Search over RDBMS
Access control for relational databases is a well researched area. An SQL query is allowed or denied access to database according to the specified access control policy. On the oth...
Vikram Goyal, Ashish Sureka, Sangeeta Lal