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CNL
2009
15 years 7 months ago
Anaphora Resolution Involving Interactive Knowledge Acquisition
Abstract. Anaphora resolution in current computer-processable controlled natural languages relies mainly on syntactic information, accessibility constraints and the distance of the...
Rolf Schwitter
VLDB
2004
ACM
111views Database» more  VLDB 2004»
15 years 12 months ago
A Framework for Using Materialized XPath Views in XML Query Processing
XML languages, such as XQuery, XSLT and SQL/XML, employ XPath as the search and extraction language. XPath expressions often define complicated navigation, resulting in expensive...
Andrey Balmin, Fatma Özcan, Kevin S. Beyer, R...
DLOG
2006
15 years 8 months ago
Data Complexity of Answering Unions of Conjunctive Queries in SHIQ
The novel context of accessing and querying large data repositories through ontologies that are formalized in terms of expressive DLs requires on the one hand to consider query an...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter
IJCAI
2003
15 years 8 months ago
Aggregate Functions in Disjunctive Logic Programming: Semantics, Complexity, and Implementation in DLV
Disjunctive Logic Programming (DLP) is a very expressive formalism: it allows to express every property of finite structures that is decidable in the complexity class ¡£¢¤ (...
Tina Dell'Armi, Wolfgang Faber, Giuseppe Ielpa, Ni...
POPL
2010
ACM
16 years 1 months ago
Ypnos: declarative, parallel structured grid programming
A fully automatic, compiler-driven approach to parallelisation can result in unpredictable time and space costs for compiled code. On the other hand, a fully manual approach to pa...
Dominic A. Orchard, Max Bolingbroke, Alan Mycroft