Maps of physical environments and geographical areas are pervasively exploited in many human activities. Electronic maps of virtual worlds have been studied and proven to be usefu...
Planning a path to a destination, given a number of options and obstacles, is a common task. We suggest a two-component cognitive model that combines retrieval of knowledge about t...
Following and understanding discussions on mailing lists is a prevalent task for executives and policy makers in order to get an impression of one’s company image. However, exist...
Abstract We present OntoWiki, a tool providing support for agile, distributed knowledge engineering scenarios. OntoWiki facilitates the visual presentation of a knowledge base as a...
It has been a few years since the semantic Web was initiated by W3C, but its status has not been quantitatively measured. It is crucial to understand the status at this early stag...