This design theatre experience explores the use of choreographic improvisation exercises to reflect on the structures of interaction in a mobile, co-located group. The design tech...
Abstract. Topic models are a discrete analogue to principle component analysis and independent component analysis that model topic at the word level within a document. They have ma...
— In this paper we explore the stabilization of closed invariant sets for passive systems, and present conditions under which a passivity-based feedback makes the set stable, sem...
Firms invest heavily to develop on-line cooperative systems in the hope of creating unique value in the minds of their customers. However, when system use begins to decline, firms...
Social software, such as blogs, wikis, tagging systems and collaborative filters, treats the group as a first-class object within the system. Drawing from theories of transactiona...