In many application scenarios the database is changing quite rapidly. Because the management of such data is rather expensive and cumbersome, many applications like data warehouse...
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...
We present a series of programming exercises based on photographic images of Mars collected by the NASA Viking Orbiter. Even without the news that there may once have been life on...
- This paper proposes a hardware design debugging method, Transition and Transaction Tracer (TTT), which probes and records the signals of interest for a long time, hours, days, or...
Huge amounts of data are stored in autonomous, geographically distributed sources. The discovery of previously unknown, implicit and valuable knowledge is a key aspect of the expl...