We extend the theory about terminological default reasoning by using a logical base language that can represent spatioterminological phenomena. Based on this description logic lang...
Abstract: The diagram editor generator framework DIAMETA utilizes meta-modelbased language specifications and supports free-hand as well as structured editing. In this paper we pre...
This work is part of the Fujaba project. The Fujaba project aims to use the Unified Modeling Language UML as a programmed graph rewriting language. This paper describes the new gr...
This paper presents a system for querying treebanks. The system consists of a powerful query language with natural support for cross-layer queries, a client interface with a graph...
We describe a data visualization system based on spreadsheets. Cells in our spreadsheet contain graphical objects such as images, volumes, or movies. Cells may also contain widget...