For description logics with existential restrictions, the size of the least common subsumer (lcs) of concept descriptions may grow exponentially in the size of the concept descrip...
There are many data modelling languages used in today's information systems engineering environment. Some of the data modelling languages used have a degree of hype surroundi...
The Internet has become the most frequently accessed medium for obtaining various types of data. In particular, government agencies, academic institutions, and private enterprises...
This paper argues that powerful impetus exists for the realisation of a global multilateral electronic market infrastructure, as envisaged by the ebXML1 endeavour. Crucial in this...
The operation of a human organization requires dozens of everyday tasks to ensure coherence in organizational activities, to monitor the status of such activities, to gather infor...
Hans Chalupsky, Yolanda Gil, Craig A. Knoblock, Kr...