Kerstin Klöckner

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A good deal of research has looked at the question of how to facilitate the processing of search result lists such as those of web search engines (see, e.g., [1, 2]). Typically, aspects of the user’s behavior such as the opening of documents and overall search times have been recorded. But a more basic question has received less attention: In what order do(More)
Mit neuen Technologien entstehen auch neue Interaktionskonzepte. Beispielsweise kann man eine Telefonnummer mittlerweile durch das Drehen einer Wählscheibe (wer erinnert sich noch?), dem Drücken der Tasten des Nummernblocks, aber auch mittels Touchdisplay, Sprachoder Gestensteuerung eingeben. Doch welche dieser Varianten ist die beste? Und wo genau liegen(More)
We describe an unsupervised semantic tagger, applied to German, but which could be used with any language for which a corresponding "XNet" (WordNet, GermaNet, etc.), POS tagger and morphological analyzer are available. Disambiguation is performed by comparing co-occurrence weights on pairs of semantic classes (synsets from GermaNet). Precision is around 67%(More)
New devices expand design possibilities, but also lead to more challenges in the creation of interaction forms. This article introduces DESIGNi, a workbench that supports designers in exploring interaction forms and their attributes in a structured and systematic way. We present the components of DESIGNi and its use in creating a business application.(More)
The following paper deals with quality properties that extend the traditional understanding of usability with its focus on the pragmatic aspects like efficiency and effectiveness on task performance in the context of business applications. The contribution of the approach is tow folded. First: We show how psychological theories about motivation and(More)
Since almost over one decade, patterns have been gaining a lot of interest in the domain of Human-Computer-Interaction (HCI) engineering. It is generally agreed upon that patterns can be used to facilitate the exchange of best practices and knowledge between the interdisciplinary team members, involved in interactive systems design process. Despite intense(More)