Sebastian Dungs

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ezDL is an open-source IR frontend system supporting proac-tivity, higher level search activities, the digital library life cycle, and collaboration of searchers. The ezDL framework is based on an extensible, service-oriented architecture, with user clients running on the desktop, in a browser or as a smartphone app. For performing user-centered evaluations(More)
Web search engines provide a rich feature set to users that allows efficient satisfaction of information needs. Nevertheless, recent studies show that Internet users do not know how to use Web search engines effectively for satisfying information needs. The overall level of Web search literacy leaves a lot to be desired and most users tend to overestimate(More)
In this demonstration we present the Khresmoi medical search and access system. The system uses a component based architecture housed in the cloud to support target users medical information needs. This includes web systems, computer applications and mobile applications to support the multilingual and multimodal information needs of three test target(More)
and Objective The Khresmoi project is developing a multilingual multimodal search and access system for medical and health information and documents. This scientific demonstration presents the current state of the Khresmoi integrated system, which includes components for text and image annotation, semantic search, search by image similarity and machine(More)
Um effektives interaktives Retrieval zu errei-chen, müssen die Bedienungsoberflächen sol-cher Systeme in Benutzerevaluationen untersucht werden, wobei das Untersuchungsdesign zu möglichst differenzierten und aussagekräftigen Ergebnissen führen sollte. In diesem Beitrag wird die Evaluierung einer Benutzeroberfläche einer digitalen Bibliothek vorgestellt,(More)
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