Three nontrivial limitations of the existing JavaT M technology are considered from the viewpoint of object-oriented database technology. The limitations are: lack of support for o...
Abstract. The interdisciplinary HERON project investigates the impact of multimedia applications from the humanities, in particular heraldry, on future database technology. We pres...
Systems designed for efficient retrieval of conventional data can be very inefficient at retrieving documents. Documents have more complex structure than conventional data, and th...
Many tasks within semantic web service discovery can be formalized as reasoning problems related to the partial ordering of subactivity occurrences in a complex activity. We show h...
We extend the knowledge compilation map introduced by Darwiche and Marquis with new propositional fragments obtained by applying closure principles to several fragments studied so...