We investigate the problem of refining SQL queries to satisfy cardinality constraints on the query result. This has applications to the many/few answers problems often faced by da...
A framework for modeling Semantic Web Service is proposed. It is based on Description Logic (DL), hence it is endowed with a formal semantics and, in addition, it allows for expres...
Abstract. Portal Catalogs is a popular means of searching for information on the Web. They provide querying and browsing capabilities on data organized in a hierarchy, on a categor...
Eleni G. Christodoulou, Theodore Dalamagas, Timos ...
We explore the tradeoff between player autonomy and designer intent by simulating a system of autonomous museum tour guides. Visitors may have different art preferences or may wis...
David L. Roberts, Andrew S. Cantino, Charles Lee I...
In this paper, we apply a consensus model to decision-making in committees that have to choose one or more alternatives from a set of alternatives. The model does not use a voting...
Patrik Eklund, Agnieszka Rusinowska, Harrie C. M. ...