Many systems – such as map viewers or visual editors – provide a limited viewport onto a larger graphical workspace. The limited viewport means that users often have to navigat...
Pourang Irani, Carl Gutwin, Grant Partridge, Mahta...
Abstract. Visualizing social networks presents challeges for both nodelink and adjacency matrix representations. Social networks are locally dense, which makes node-link displays u...
Recent years have seen an explosion in online collaborative tagging, the most prevalent visualization of which are tag clouds. Despite their popularity, tag clouds suffer from limi...
Abstract. This paper introduces a novel kinesthetic interaction technique for interactive floors. The interaction techniques utilize vision-based limb tracking on an interactive fl...
We present CodeSaw, a social visualization of distributed software development. CodeSaw visualizes a distributed software community from two important and independent perspectives:...
This paper investigates novel ways to direct computers by eye gaze. Instead of using fixations and dwell times, this work focuses on eye motion, in particular gaze gestures. Gaze g...
The rise of wireless networks and portable computing devices has been accompanied by an increasing interest in technology and mobility, and in the urban environment as a site of in...
User interruptability has become an important topic of study in Human-Computer Interaction (HCI). However, automatically determining the availability of users is still problematic....
The design of usable yet secure systems raises crucial questions when it comes to balancing properly security and usability. Finding the right tradeoff between these two quality at...