We present a new popup widget, called CoR2Ds (Context-Rooted Rotatable Draggables), designed for multi-user direct-touch tabletop environments. CoR2Ds are interactive callout popu...
The paper presents a research on the multimodal communication of teachers in the classroom. The “musical score”, a procedure for the analysis of multimodal communication, is us...
A long term goal of assistive technology research is to build creative expression applications where subjects can extemporaneously express themselves. Sketch drawing is one form o...
Rudolph L. Mappus IV, Girish R. Venkatesh, Chetna ...
People increasingly share online information with the communities they belong to. This paper presents an empirical field study of four communities on how they interact with collec...
As open source development has evolved, differentiation of roles and increased sophistication of collaborative processes has occurred. Recently, we described coordination issues i...
Jason B. Ellis, Shahtab Wahid, Catalina Danis, Wen...