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» A comparison between two logical formalisms for rewriting
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ICLP
2007
Springer
14 years 2 months ago
DLVHEX-SPARQL: A SPARQL Compliant Query Engine Based on DLVHEX
This paper describes the dlvhex SPARQL plugin, a query processor for the upcoming Semantic Web query language standard by W3C. We report on the implementation of this languages usi...
Axel Polleres, Roman Schindlauer
TLCA
2007
Springer
14 years 2 months ago
Computation by Prophecy
We describe a new method to represent (partial) recursive functions in type theory. For every recursive definition, we define a co-inductive type of prophecies that characterises...
Ana Bove, Venanzio Capretta
COLT
1999
Springer
14 years 4 days ago
On a Generalized Notion of Mistake Bounds
This paper proposes the use of constructive ordinals as mistake bounds in the on-line learning model. This approach elegantly generalizes the applicability of the on-line mistake ...
Sanjay Jain, Arun Sharma
ATAL
2009
Springer
13 years 9 months ago
Directed Deadline Obligations in Agent-Based Business Contracts
There are B2B relationships that presume cooperation in contract enactment. This issue should be taken into account when modeling, for computational handling, contractual commitmen...
Henrique Lopes Cardoso, Eugénio C. Oliveira
ICDT
2009
ACM
175views Database» more  ICDT 2009»
14 years 8 months ago
Structural characterizations of schema-mapping languages
Schema mappings are declarative specifications that describe the relationship between two database schemas. In recent years, there has been an extensive study of schema mappings a...
Balder ten Cate, Phokion G. Kolaitis