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The current emergency services are mostly using old-fashioned generic voice-based technologies. Hence, proliferating smart and powerful end-user devices, which are quasi-permanently connected to the Internet is still weakly considered. Given that fact, we design and develop YouSOS, a framework extending the usability of conventional SOS services. YouSOS is built in a way that centralizes rescue operations'...
This article describes several technical aspects of mobile devices, sensor networks, web technologies, multimedia applications, and context sensitive services in information systems for museums developed at the author's university. Additionally, this paper describes several ideas and techniques of Green IT. It examines key features of the technologies and the systems, shows multiple methods of using...
As mobile smart phones are being equipped with multiple radio interfaces and sensors, they are becoming capable of continuously collecting context information related to the users and the environment. This information can be utilized in different applications and services for providing rich, context-aware experiences. In this paper, we present a client-server platform that enables life logging, via...
This paper presents a solution for creating light-weighted content and context-aware mobile multimedia services. The main application domain is in user created multimedia content and experience sharing. Our approach is to have a platform supporting state-of-the art content management functionalities in order to enable easy creation of specialized multimedia services for various target groups and purposes...
As Internet technology develops, we transfer more and more physical activities into cyberspace. On the other hand, mobile technology frees the location of cyberspace participants, and therefore, the situation and context of an avatar come back to the physical space which not only plays a role of computing interface but also provides physical social interaction and contextual experience. The emerging...
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