Now showing items 128-147 of 481

    • Effect of Added Mass Location on Manual Wheelchair Propulsion Forces 

      Alcoléa, Vitor; Medola, Fausto Orsi; Bertolaccin, Guilherme da Silva; Sandnes, Frode Eika (Springer Verlag, 2020-08-14)
      This study investigated the influence of mass distribution on the handrim forces during manual propulsion in four different mobility tasks: straightforward motion at self-selected speed; straightforward sprint; zero radius ...
    • The Effect of Dyslexia on Searching Visual and Textual Content: Are Icons Really Useful? 

      Berget, Gerd; Sandnes, Frode Eika (Springer, 2015-07-18)
      Little is known about how dyslexia affects online information seeking. This study addresses the search performance of 21 users with dyslexia and 21 controls in textual versus visual displays. The aim was to investigate ...
    • Effective live migration of virtual machines using partitioning and affinity aware-scheduling 

      Yazidi, Anis; Ung, Fredrik; Haugerud, Hårek; Begnum, Kyrre (Elsevier, 2018-07-11)
      During maintenance and disaster recovery scenarios, Virtual Machine (VM) inter-site migrations usually take place over limited bandwidth—typically Wide Area Network (WAN)—which is highly affected by the amount of inter-VM ...
    • Effectiveness of Color-Picking Interfaces Among Non-designers 

      Brathovde, Kristian; Farner, Mads Brændeland; Brun, Fredrik Krag; Sandnes, Frode Eika (Springer Verlag (Germany), 2019)
      There are relatively few studies on the effectiveness of color picking interface. This study therefore set out to measure both the efficiency in terms of task completion time and preference of four color-picking interfaces ...
    • Effects of common keyboard layouts on physical effort : implications for kiosks and Internet banking 

      Sandnes, Frode Eika (Tapir akademiske forlag, 2010)
      This study investigates the effect common keyboard layouts have physical effort. First, alphabetic keyboard layouts are experimentally compared to the QWERTY layout. Second, the number row often found on QWERTY keyboards ...
    • Effects of graph embellishments on the perception of system states in mobile monitoring tasks 

      Sandnes, Frode Eika; Dyrgrav, Kjetil (Springer, 2014-09-18)
      Monitoring of critical systems such as large server parks require suitable visualization tools that draw the attention to essential aspects of system state to ensure continuous operation. Moreover, administration is ...
    • Effects of Optimizing the Scan-Path on Scanning Keyboards with QWERTY-Layout for English Text 

      Sandnes, Frode Eika; Medola, Fausto Orsi (IOS Press, 2017)
      Scanning keyboards can be essential tools for individuals with reduced motor function. However, most research addresses layout optimization. Learning new layouts is time-consuming. This study explores the familiar QWERTY ...
    • Efficient live and on-demand tiled HEVC 360 VR video streaming 

      Jeppsson, Mattis; Espeland, Håvard; Kupka, Tomas; Langseth, Ragnar; Petlund, Andreas; Peng, Qiaoqiao; Xue, Chuansong; Johansen, Dag; Pogorelov, Konstantin; Stensland, Håkon Kvale; Griwodz, Carsten; Riegler, Michael; Halvorsen, Pål (World Scientific Publishing, 2019-10-24)
      360∘ panorama video displayed through Virtual Reality (VR) glasses or large screens offers immersive user experiences, but as such technology becomes commonplace, the need for efficient streaming methods of such high-bitrate ...
    • An efficient particle swarm optimizer with application to Man-Day project scheduling problems 

      Chen, Ruey-Maw; Sandnes, Frode Eika (Hindawi Publishing Corporation, 2014-05-06)
      The multimode resource-constrained project scheduling problem (MRCPSP) has been confirmed to be an NP-hard problem. Particle swarm optimization (PSO) has been efficiently applied to the search for near optimal solutions ...
    • eHealth Use Among First-Generation Immigrants From Pakistan in the Oslo Area, Norway, With Focus on Diabetes: Survey Protocol 

      Tatara, Naoe; Kjøllesdal, Marte Karoline Råberg; Mirkovic, Jelena; Andreassen, Hege K (JMIR, 2016-04-25)
      Background: A variety of eHealth services are available and commonly used by the general public. eHealth has the potential to eng age and empo wer people with managing their ...
    • Electrodynamics of Radiating Charges 

      Grøn, Øyvind (Hindawi, 2012)
      The theory of electrodynamics of radiating charges is reviewed with special emphasis on the role of the Schott energy for the conservation of energy for a charge and its electromagnetic field. It is made clear that the ...
    • Enabling Smart Home with 5G Network Slicing 

      Dzogovic, Bruno; Santos, Bernardo; Noll, Josef; Do, Thuan Van; Feng, Boning; Do, van Thanh (IEEE, 2019)
      In addition to mobile phones 5G mobile networks will have to support billion IoT devices and applications. To achieve this objective 5G relies in the network slicing concept which is not yet fully understood. This paper ...
    • An Energy Efficient Localization Strategy for Outdoor Objects based on Intelligent Light-Intensity Sampling 

      Sandnes, Frode Eika (Springer Verlag, 2010-10-05)
      A simple and low cost strategy for implementing pervasive objects that identify and track their own geographical location is proposed. The strategy, which is not reliant on any GIS infrastructure such as GPS, is realized ...
    • Energy Efficient Target Coverage in Wireless Sensor Networks Using Adaptive Learning 

      Rauniyar, Ashish; Kunwar, Jeevan; Haugerud, Hårek; Yazidi, Anis; Engelstad, Paal E. (Springer Verlag, 2019)
      Over the past few years, innovation in the development of Wireless Sensor Networks (WSNs) has evolved rapidly. WSNs are being used in many application fields such as target coverage, battlefield surveillance, home security, ...
    • Enhanced Learning of Jazz Chords with a Projector Based Piano Keyboard Augmentation 

      Sandnes, Frode Eika; Eika, Evelyn (Springer Verlag (Germany), 2019)
      Learning jazz piano is considered technically difficult. Most people cannot afford private piano tuition and there are many freely available video tutorials on the Internet. This study identified a set of challenging topics ...
    • Enhancing creativity and play through accessible projector-based interactive PC-control touch technology 

      Begnum, Miriam Eileen Nes; Finstadsveen, Johan; Begnum, Kyrre (Tapir Akademiske Forlag, 2010)
      Standard computer peripherals are often challenging to use for mobility impaired, and in particular controlling computer mouse movements efficiently and without risking strain injuries. Projected touch screen technology ...
    • Enhancing Security of Cellular IoT with Identity Federation 

      Santos, Bernardo; Dzogovic, Bruno; Feng, Boning; Do, Thuan Van; Jacot, Niels; Do, van Thanh (Springer, 2019-08-15)
      This paper presents a Cellular Identity Federation solution which both strengthens and simplifies the authentication of Internet of Things (IoT) devices and applications by providing single sign-on between the network ...
    • Entropy and gravity 

      Grøn, Øyvind (MDPI AG, 2012-12-04)
      The effect of gravity upon changes of the entropy of a gravity-dominated system is discussed. In a universe dominated by vacuum energy, gravity is repulsive, and there is accelerated expansion. Furthermore, inhomogeneities ...
    • EPUB as Publication Format in Open Access Journals: Tools and Workflow 

      Eikebrokk, Trude; Dahl, Tor Arne; Kessel, Siri (Code4Lib Journal, 2014-04-16)
      In this article, we present a case study of how the main publishing format of an Open Access journal was changed from PDF to EPUB by designing a new workflow using JATS as the basic XML source format. We state the reasons ...
    • An error tolerant memory aid for reduced cognitive load in number copying tasks 

      Sandnes, Frode Eika (Springer, 2013-08)
      Number copying tasks are still common despite increased digitalization of services. Number copying tasks are cognitively and visually demanding, errors are easily introduced and the process is often perceived as laborious. ...