Blar i NTNU Open på forfatter "Heegaard, Poul Einar"
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Technology-related Disasters: A Survey towards Disaster-resilient Software Defined Networks
Mas Machuca, Carmen; Secci, Stefano; Vizerrata, Petra; Kuipers, Fernando; Gouglidis, Antonios; Hutchison, David; Jouet, Simon; Pezaros, Dimitrios; Elmokashif, Ahmed; Heegaard, Poul Einar; Ristov, Sasko (Chapter, 2016)Resilience against disaster scenarios is essential to network operators, not only because of the potential economic impact of a disaster but also because communication networks form the basis of crisis management. COST ... -
The future of information security incident management training: A case study of electrical power companies
Bartnes, Maria; Moe, Nils Brede; Heegaard, Poul Einar (Journal article; Peer reviewed, 2016)Recent attacks and threat reports indicate that industrial control organizations are attractive targets for attacks. Emerging threats create the need for a well-established capacity for responding to unwanted incidents. ... -
The Interplay between QoE, User Behavior and System Blocking in QoE Management
Hossfeld, Tobias; Atzori, Luigi; Heegaard, Poul Einar; Skorin-Kapov, Lea; Varela, Martin (Chapter, 2019)In this position paper we highlight a shortcoming of current QoE management approaches that typically do not take into due account the resulting user behavior. As a result, a divergence is introduced between the predicted ... -
Topology in WebRTC Services
Husøy, Tarjei Klinge (Master thesis, 2015)Bandwidth efficient, low latency, cheap - pick two. This has been the traditional trade-off for video conferencing providers, where the network topology has limited achievable performance in many conversation types. Consumers ... -
Traffic modeling for aggregated periodic IoT data
Hossfelt, Tobias; Metzger, Florian; Heegaard, Poul Einar (Chapter, 2018)The Internet of Things (IoT) is emerging in the telecommunication sector, and will bring a very large number of devices that connect to the Internet in the near future. The expected growth in such IoT nodes necessitates ... -
Transient Performance Modelling of 5G Slicing with Mixed Numerologies for Smart Grid Traffic
Mendis, Handunneththi V. Kalpanie; Heegaard, Poul Einar; Casares-Giner, Vicente; Li, Frank Yong; Kralevska, Katina (Chapter, 2021)Network slicing enabled by fifth generation (5G) systems has the potential to satisfy diversified service requirements from different vertical industries. As a typical vertical industry, smart distribution grid poses new ... -
User Engagement in Game-based Student Response Systems: A Case Study on Kahoot!
Skøien, Julie Alice (Master thesis, 2018)Among all the new applications and services coming, are technological tools one can benefit from, in fields such as educational environments. The increased use of technology in schools has opened up for new ways of learning, ... -
User Engagement with Snapchat: Exploring the Influence of Technical Factors
Næss, Sara Eriksen (Master thesis, 2018)The use of digital services has become part of peoples' everyday lives. Research on how people use and engage with these services has become increasingly important. User engagement is a concept that has gained prominence ... -
Using Formal Methods for Modelling Cyber-Physical Systems Security
Nweke, Livinus Obiora (Doctoral theses at NTNU;2022:169, Doctoral thesis, 2022)The recent years have witnessed an increasing integration of physical systems with information and communication technology (ICT). This emerging field is usually referred to as cyber-physical systems (CPS) and has generated ... -
Video QoE Killer and Performance Statistics in WebRTC-based Video Communication
Ammar, Doreid; De Moor, Katrien; Hossfelt, Tobias; Fiedler, Markus; Heegaard, Poul Einar; Xie, Min (Chapter, 2016)Abstract: In this paper, we investigate session-related performance statistics of a Web-based Real-Time Communication (WebRTC) application called appear.in. We explore the characteristics of these statistics and explore ... -
Young Children and the Use of Video Chat: - Exploring User Behaviour and the Influence of Technical Factors
Borge, Hege Krokås (Master thesis, 2018)The use of video chat applications is increasing, both in private and professional settings. There has been much focus in the literature on, for example, how and in what contexts applications for video chats are used, and ... -
Young children and the use of video chat:implications for QoE research
De Moor, Katrien; Borge, Hege Krokås; Heegaard, Poul Einar (Chapter, 2019)