Convenience and TAM in a ubiquitous computing environment: The case of wireless LAN
Electronic Commerce Research and Applications
Data-centric middleware for context-aware pervasive computing
Pervasive and Mobile Computing
Hybrid reasoning in the CARE middleware for context awareness
International Journal of Web Engineering and Technology
Ubicomp Systems at 20: Progress, Opportunities, and Challenges
IEEE Pervasive Computing
IEEE Network: The Magazine of Global Internetworking
A survey of context data distribution for mobile ubiquitous systems
ACM Computing Surveys (CSUR)
A model for context awareness in Ubicomp
Proceedings of the 18th Brazilian symposium on Multimedia and the web
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The applications in Ubiquitous Computing (UbiComp) environments must be aware of their contexts of interest and adapt to changes in them. Thus, a major research challenge in the area of UbiComp is related to context awareness. Considering the high distribution, heterogeneity, dynamism, and mobility of ubiquitous environments, this paper presents an architectural model for context awareness, called EXEHDA-UC (Execution Environment for Highly Distributed Applications - Ubiquitous Context awareness). The proposal includes elements to support contextual data acquisition, actuation on the environment, and processing of contextual information. We consider that the main contribution of this work is an architecture that supports the managing of the acquisition, storage, and processing of context data, in a distributed way, independently of the application, in an autonomic and rule-based perspective. To assess the functionalities of the EXEHDA-UC, we present a case study, highlighting the prototypes developed, technologies employed, and tests realized.