This practitioner paper outlines some of the benefits for the use of social media, from the perspective of a locallevel or county-level emergency manager (EM). As compared to state and national level emergency management, because local level EMs have limited manpower and resources, social media can positively or negatively impact the effectiveness of communication before, during and after disas...

This paper presents research-in-progress of the adoption and use of social media as part of patients’ self-management of their chronic disease. The purpose is to investigate the social and organizational challenges that social media bring to the healthcare setting. We focus on how nurses can act as mediators between the formal healthcare institution and the informal setting in which patients en...

The Social Web is transforming the relationship between companies and customers. It offers the means to redesign the fundamental structure of customer service systems and to refocus on the relationship aspect of customer relationship management (CRM). Although various examples illustrate how companies may use Social Media in the field of CRM, the necessary IT systems are still open for research...

Advanced multimedia applications require adequate support by database technology for the integrated, uniform management, retrieval, and delivery of media data of different types. While there has been substantial effort to provide database support for multimedia data and for its content-based retrieval, research has mostly focused on support for single media types, usually videos or images. Howe...

A hyperbolic portrayal of Ebola in the US resulted in a crisis of misinformation, when an actual outbreak never occurred. We study how online mass media uses discourse in the constitution of a culture of fear, and how non-expert actors (e.g. media) employ a specific line of discussion to legitimize actions outside of science. Strange nationalism is a fantastical construction of foreign, invasiv...

The possibility of crowdsourced information, multi-geographical and multi-organisational information flows during emergencies and crises provided by web 2.0 tools are providing emergency management centres with new communication challenges and opportunities. Building on the existing emergency management and social media literature, this article explores how institutions are using and adopting s...

This paper investigates the acceptability of using social media for collaborative learning in the context of higher education. A social media platform, Graasp, is used to support students’ learning activities in a project-based course. An evaluation of Graasp regarding its usefulness as a collaboration platform, a knowledge management site, and a gadget container, was conducted with the course ...

In this paper we propose a exible adaptive media streaming mechanism based on wavelet encoded video streams. By using a combination of sender rate adaptation and ltering inside the transmission path, an appropriate tradeo between exibility, eÆciency and security can be achieved. The media adaptation mechanisms are one part of the MASA Quality-of-Service framework, which provides end-to-end QoS ...

(2013) Towards tacit knowledge sharing over social web tools. Notice: Changes introduced as a result of publishing processes such as copy-editing and formatting may not be reflected in this document. For a definitive version of this work, please refer to the published source: Author Details (please list these in the order they should appear in the published article) Purpose Researchers debate w...

The need for accurate and readily understandable social media monitoring is an issue faced by any organisation irrespective of their size or current levels of engagement with social media. It is increasingly a truism of social media that if an organisation does not set out to manage and build their profile positively then someone else will build it anyway in whatever form they care to shape. Th...