• Early functional changes associated with alpha-synuclein proteinopathy in engineered human neural networks 

      Valderhaug, Vibeke Devold; Heiney, Kristine; Huse Ramstad, Ola; Bråthen, Geir; Kuan, Wei-Li; Nichele, Stefano; Sandvig, Axel; Sandvig, Ioanna (American Journal of Physiology - Cell Physiology;, Peer reviewed; Journal article, 2021-06-18)
      A patterned spread of proteinopathy represents a common characteristic of many neurodegenerative diseases. In Parkinson’s disease (PD), misfolded forms of alpha-synuclein proteins accumulate in hallmark pathological ...
    • Early Labour App: Developing a practice-based mobile health application for digital early labour support 

      Iwaya, Leonardo Horn; Nordin, Anna; Fritsch, Lothar; Børøsund, Elin; Johansson, Margareta; Varsi, Cecilie; Ängeby, Karin (Peer reviewed; Journal article, 2023)
      Background: Pregnant women in early labour have felt excluded from professional care, and their partners have been restricted from being involved in the birthing process. Expectant parents must be better prepared to deal ...
    • Edge information based image fusion metrics using fractional order differentiation and sigmoidal functions 

      Sengupta, Animesh; Seal, Ayan; Krejcar, Ondrej; Yazidi, Anis (IEEE Access;Volume: 8, Journal article; Peer reviewed, 2020)
      In recent years, the number of image fusion schemes presented by the research community has increased significantly. Measuring the performance of these schemes is an important issue. In this work, we introduce three ...
    • EEG-based affect classification with machine learning algorithms 

      Zhang, Jianhua; Yin, Zhong; Chen, Peng (Chapter, 2023)
      In this paper, we aim to study the EEG-based emotion recognition problem. First, we use clustering algorithm to determine the target class of emotions and perform binary classification of emotion along its arousal and ...
    • Effect of Added Mass Location on Manual Wheelchair Propulsion Forces 

      Alcoléa, Vitor; Medola, Fausto Orsi; Bertolaccin, Guilherme da Silva; Sandnes, Frode Eika (Advances in Intelligent Systems and Computing;1026, Chapter; Peer reviewed, 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 (Lecture Notes in Computer Science;9177, Journal article; Peer reviewed, 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 ...
    • The effect of manual wheelchair design on mobility: A study with non-users andeExperienced wheelchair users 

      Barili, Sara Raquel Martins; Sandnes, Frode Eika; Paschoarelli, Luis Carlos; Junior, Galdenoro Botura; Medola, Fausto Orsi (Advances in Intelligent Systems and Computing; Volume 1269, Conference paper, 2020-08-30)
      The use of inappropriate wheelchairs is believed to limit mobility and reduce the freedom and quality of living for the user. This study therefore set out to investigate the influences of wheelchair design on the performance ...
    • Effect of Manual Wheelchair Type on Mobility Performance, Cardiorespiratory Responses, and Perceived Exertion 

      Bertolaccini, Guilherme; Sandnes, Frode Eika; Medola, Fausto Orsi; Gjøvaag, Terje (Rehabilitation Research and Practice;Volume 2022, Article ID 5554571, Peer reviewed; Journal article, 2022-06-11)
      This study is aimed at comparing the design and configuration of the most commonly used manual wheelchair models through cardiorespiratory responses, perceived exertion, and mobility performance using two different manual ...
    • Effective live migration of virtual machines using partitioning and affinity aware-scheduling 

      Yazidi, Anis; Ung, Fredrik; Haugerud, Hårek; Begnum, Kyrre (Computers and Electrical Engineering;volume 69 (2018), Journal article; Peer reviewed, 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 (Lecture Notes in Artificial Intelligence;vol 11792, Conference object, 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 (The proceedings of Unitech2010 : International Conference on Universal Technologies;, Chapter; Peer reviewed, 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 (Lecture Notes in Computer Science;8683, Journal article; Peer reviewed, 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 (Journal article; Peer reviewed, 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 Estimation of Generative Models Using Tukey Depth 

      Vo, Minh-Quan; Nguyen, Thu; Riegler, Michael; Hammer, Hugo Lewi (Peer reviewed; Journal article, 2024)
      Generative models have recently received a lot of attention. However, a challenge with such models is that it is usually not possible to compute the likelihood function, which makes parameter estimation or training of ...
    • 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 (International Journal of Semantic Computing;Vol. 13, No. 03, Journal article; Peer reviewed, 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 (Mathematical problems in engineering;, Journal article; Peer reviewed, 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 ...
    • Efficient quantile tracking using an oracle 

      Hammer, Hugo Lewi; Yazidi, Anis; Riegler, Michael; Rue, Håvard (Applied intelligence (Boston);, Peer reviewed; Journal article, 2022-04-14)
      Concept drift is a well-known issue that arises when working with data streams. In this paper, we present a procedure that allows a quantile tracking procedure to cope with concept drift. We suggest using expected quantile ...
    • 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 (Journal article; Peer reviewed; Journal article, 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 (Advances in Mathematical Physics;, Journal article; Peer reviewed, 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 ...
    • Electronic identity mass compromize: Options for recovery 

      Fritsch, Lothar (Lecture Notes in Informatics;, Chapter; Peer reviewed, 2023)
      A National Digital Identity Framework should be designed in a proactive manner, should focus on a resilience-oriented approach, and should be aimed at limiting the risks that may originate from identity data management ...