Adrian Reetz

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Moving objects past arms’ reach is a common action in both realworld and digital tabletops. In the real world, the most common way to accomplish this task is by throwing or sliding the object across the table. Sliding is natural, easy to do, and fast: however, in digital tabletops, few existing techniques for long-distance movement bear any resemblance to(More)
Co-located work environments allow people to maintain awareness by observing others' actions (called consequen-tial communication), but the computerization of many tasks has dramatically reduced the observability of work actions. The recent interest in gestural interaction techniques offers the possibility of recreating some of the noticeability of previous(More)
On the World Wide Web, page previews augment hyperlinks to provide extra information about each link’s destination. These previews can reduce navigation time and errors in goal-directed navigation tasks when the information provided by the text and context of links is inadequate. A number of different types of page previews have been proposed, and some are(More)
Selecting items from digital systems using full-body pointing gestures recently became popularized by mainstream devices such as the Wii and the Kinect. Although this kind of gesture has long been subject to research, we still do not know much about how to design pointing targets, which act as selection proxies, in order to make them easily learnable and(More)
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