Harald Krottmaier

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It is our experience that many Web-based training (WBT) systems do not take into account the latest advancements in teaching or learning paradigms – they simply reflect Web technology. We believe that such a technical approach to building WBT systems has a number of drawbacks, since WBT systems are primarily about teaching and learning, rather than about(More)
Nowadays research and development activities are accompanied by an increasing focus on future user needs in the field of multimedia retrieval. The fast growing of multimedia data repositories is an undeniable fact. Besides big companies like newspaper publishers, broadcasting stations, car manufacturers etc., dealing with digital content, an increasing(More)
Nowadays research and development activities are accompanied by an increasing focus on future user needs in the field of multimedia retrieval. The fast growing of multimedia data repositories is an undeniable fact, so specialized tools allowing storage, indexing and retrieval of multimedia content have to be developed, and in addition easy-to-use content(More)
Transclusions were first mentioned in the early 1960 by Ted Nelson. Generally speaking transclusions are a method of reusing parts of a document without duplicating these parts. In the proposed implementation authors of documents will be informed (on request) if parts of these documents are reused elsewhere. Authors using transclusions are informed about(More)
Digital Libraries have been the subject of more than a decade of attention by researchers and developers, and yet in all this time the implementations have not matched the promises. By far the majority of systems have concentrated on content and provided limited or basic functions for users. In this article we offer a new look at what can be expected from a(More)
The PROBADO project is a research effort to develop Digital Library support for non-textual documents. The main goal is to contribute to all parts of the Digital Library workflow from content acquisition over semi-automatic indexing to search and presentation. PROBADO3D is a part of the PROBADO framework designed to support 3D documents, with a focus on the(More)