To select some "valuable" views for materialization is an essential challenge in OLAP system design. Several techniques proposed previously are not very scalable for syst...
Venn diagrams and Euler circles have long been used as a means of expressing relationships among sets using visual metaphors such as \disjointness" and \containment" of t...
Phrase browsing techniques use phrases extracted automatically from a large information collection as a basis for browsing and accessing it. This paper describes a case study that...
Gordon W. Paynter, Ian H. Witten, Sally Jo Cunning...
Abstract. We describe an approach for compiling dynamic preferences into logic programs under the answer set semantics. An ordered logic program is an extended logic program in whi...
In dynamically changing environments a planning system does not have all the required information at the first place and the world state can change, rendering the original plan i...