We introduce the notion of hierarchical group signatures. This is a proper generalization of group signatures, which allows multiple group managers organized in a tree with the si...
We propose a framework for detecting and tracking multiple interacting objects, while explicitly handling the dual problems of fragmentation (an object may be broken into several ...
Loops is a text-based computer mediated communication system aimed at small- to medium-sized corporate work groups. We begin by discussing the goals of the system and the rational...
Thomas Erickson, Wendy A. Kellogg, Mark Laff, Jere...
Presence in Collaborative Virtual Environments (CVEs) can be classified into personal presence and co-presence. Personal presence is having a feeling of "being there" in...
This paper presents the design, implementation, and evaluation of an interactive tabletop system that supports co-located meeting capture and asynchronous search and review of pas...
Seth E. Hunter, Pattie Maes, Stacey D. Scott, Henr...