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» An Expressive Extension of TLC
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CADE
2007
Springer
14 years 10 months ago
Conservative Extensions in the Lightweight Description Logic EL
We bring together two recent trends in description logic (DL): lightweight DLs in which the subsumption problem is tractable and conservative extensions as a central tool for forma...
Carsten Lutz, Frank Wolter
ICDE
2003
IEEE
117views Database» more  ICDE 2003»
14 years 11 months ago
Design and Implementation of a Temporal Extension of SQL
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...
Cindy Xinmin Chen, Jiejun Kong, Carlo Zaniolo
ATVA
2004
Springer
76views Hardware» more  ATVA 2004»
14 years 3 months ago
A Temporal Assertion Extension to Verilog
Many circuit designs need to follow some temporal rules. However, it is hard to express and verify them in the past. Therefore, a temporal assertion extension to Verilog, called Te...
Kai-Hui Chang, Wei-Ting Tu, Yi-Jong Yeh, Sy-Yen Ku...
EACL
2006
ACL Anthology
13 years 11 months ago
XMG - An Expressive Formalism for Describing Tree-Based Grammars
In this paper1 we introduce eXtensible MetaGrammar, a system that facilitates the development of tree based grammars. This system includes both (1) a formal language adapted to th...
Yannick Parmentier, Joseph Le Roux, Benoît C...
GD
2004
Springer
14 years 3 months ago
QUOGGLES: Query On Graphs - A Graphical Largely Extensible System
We describe the query and data processing language QUOGGLES which is particularly designed for the application on graphs. It uses a pipeline-like technique known from command line ...
Paul Holleis, Franz-Josef Brandenburg