479 search results - page 75 / 96 » A Query Formulation Language for the Data Web |
142
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PPSWR
2005
Springer
15 years 3 months ago
2005
Springer
We present typing rules for the Web query language Xcerpt. The rules provide a descriptive type system: the typing of a program is an ation of its semantics. The rules can also be ...
FUIN
2007
14 years 9 months ago
2007
We give formulations for modal deductive databases and present a modal query language called MDatalog. We define modal relational algebras and give the seminaive evaluation algor...
105
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EDOC
2011
IEEE
13 years 9 months ago
2011
IEEE
—In this paper, we present a UML metamodel-based approach for creating and executing workflow models. The modeling language is introduced through its abstract syntax, and an eval...
WWW
2009
ACM
15 years 10 months ago
2009
ACM
Ad auctions in sponsored search support"broad match"that allows an advertiser to target a large number of queries while bidding only on a limited number. While giving mo...
EACL
2003
ACL Anthology
14 years 11 months ago
2003
ACL Anthology
One of the major challenges in TRECstyle question-answering (QA) is to overcome the mismatch in the lexical representations in the query space and document space. This is particul...