While multimodal interfaces are becoming more and more used and supported, their development is still difficult and there is a lack of authoring tools for this purpose. The goal of...
Non-verbal behavior, particularly gaze, is a crucial part of human communication. To interact with humans in a rich, natural way, social interfaces need to use this communicative ...
The usability of access control mechanisms in modern distributed systems has been widely criticized but little studied. In this paper, we carefully examine one such widely deploye...
The Social Informatics Data Grid (SIDGrid) is a new cyberinfrastructure designed to transform how social and behavioral scientists collect and annotate data, collaborate and share...
In this paper we present CoWSAMI, a middleware infrastructure that enables context awareness in open ambient intelligence environments, consisting of mobile users and context sour...