Abstract. Conceptual Information Systems unfold the conceptual structure of data stored in relational databases. In the design phase of the system, conceptual hierarchies have to b...
ls of abstraction which make up a graphical user interface. The Power of GUIs For much of their history, computers have been capable of presenting only textual and numeric data to ...
W. Keith Edwards, Elizabeth D. Mynatt, Kathryn Sto...
Abstract. Concept lattices are used in formal concept analysis to represent data conceptually so that the original data are still recognizable. Their line diagrams should re ect th...
Abstract. A new classification algorithm based on combination of kernel density estimators is introduced. The method combines the estimators with different bandwidths what can be i...
Abstract. We describe a general automata-theoretic approach for analyzing the verification problems (binary reachability, safety, etc.) of discrete timed automata augmented with va...