Gisbert Dittrich

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It is known that fisheye-views prove beneficial to users who get lost in hyperspace. Until now, the fisheye-view strategy, introduced by Fumas, is only applicable in structures where the necessary components of the fisheye-view function can be defined. Unfortunately, directed graphs are structures where the fisheye-view function of Furnas cannot be applied.(More)
Document structures are a crucial mechanism for the creation and the usability of complex hypermedia documents. They form a possibility to deal with the inherent complexity of such documents and with document structures it is also possible to support the reuse of parts of hypermedia documents. In several theoretical approaches different kinds of document(More)