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AMW
2009
13 years 5 months ago
Stop the Chase: Short Contribution
Abstract. The chase procedure, an algorithm proposed 25+ years ago to fix constraint violations in database instances, has been successfully applied in a variety of contexts, such ...
Michael Meier 0002, Michael Schmidt, Georg Lausen
AMW
2009
13 years 5 months ago
A Nested Graph Model for Visualizing RDF Data
This paper presents an abstract data model for visualizing RDF data based on the notion of nested graphs. Our study gives theoretical results that shows directions to enhance the r...
Renzo Angles
AMW
2010
13 years 6 months ago
What You Must Remember When Processing Data Words
We provide a Myhill-Nerode-like theorem that characterizes the class of data languages recognized by deterministic finite-memory automata (DMA). As a byproduct of this characteriza...
Michael Benedikt, Clemens Ley, Gabriele Puppis