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Social tagging systems allow users to upload and assign keywords to digital resources. Thus a body of user annotated resources gradually evolves: Users can share resources, re-find their own resources or use the systems as search engines for items added by the whole user population. In this paper we want to contribute towards a better understanding of usage… (More)
Overview Introduction: tagging and indexing Introduction: tagging and indexing previous studies z a model for tags (How to characterize tags?) z a model for tags (How to characterize tags?) z tags usage and media (How do tags differ for different media?) different media?) empirical study on tagging motivations: Why do l ? people tag? towards a model… (More)
We advocate a more contextual perspective in giftedness research. In our view, doing so opens up three particularly interesting research areas, which we refer to as the participation issue, the effectiveness issue, and the interaction issue. To illustrate their utility, we examined characteristics of females participating in German high achiever-track… (More)
We report on Jim, an inexpensive student designed platform for embodied affective AI. The project brings together students from backgrounds in computer science, physics, engineering , and Digital Media Arts (DMA) in an informal educational setting. The platform will be used in AI courses and autism treatment studies.