Abstract. We present a new model that provides clear and precise semantics for authorization. The semantics is independent from underling security mechanisms and is separate from i...
This paper proposes and validates a theory of physician resistance toward IT usage by drawing on prior research in the resistance to change literature and a recent dual-factor mod...
This work surveys the opinions of teachers and other education professionals regarding the potential for Open Learner Models (OLM) in UK schools. We describe the aims of OLM, and o...
Based on five design principles extracted from a survey of location systems, we present the Location Stack, a layered software engineering model for location in ubiquitous comput...
Jeffrey Hightower, Barry Brumitt, Gaetano Borriell...