We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...
We introduce regular graph constraints and explore their decidability properties. The motivation for regular graph constraints is 1) type checking of changing types of objects in ...
nd: Biological pathways are a useful abstraction of biological concepts, and software tools to deal with pathway diagrams can help biological research. PathVisio is a new visualiz...
Martijn P. van Iersel, Thomas Kelder, Alexander R....
rigorous, and abstract— clearly defined and generally agreed—type inheritance model. To quote an article by Taivalsaari: “The basic idea of inheritance is quite simple ... [a...
The Semantic Web promises to open innumerable opportunities for automation and information retrieval by standardizing the protocols for metadata exchange. However, just as the succ...