Recent Submissions

  • Reusable data visualization patterns for clinical practice 

    Rabbi, Fazle; Wake, Jo Dugstad; Nordgreen, Tine (Chapter, 2020)
    Among clinical psychologists involved in guided internet-facilitated interventions, there is an overarching need to understand patients symptom development and learn about patients need for treatment support. Data ...
  • Model-Driven Automatic Question Generation for a Gamified Clinical Guideline Training System 

    Nyameino, Job Nyangena; Ebbesvik, Ben-Richard Sletten; Rabbi, Fazle; Were, Martin C.; Lamo, Yngve (Peer reviewed; Journal article, 2020)
    Clinical practice guidelines (CPGs) are a cornerstone of modern medical practice since they summarize the vast medical literature and provide care recommendations based on the current best evidence. However, there are ...
  • A Model Based Slicing Technique for Process Mining Healthcare Information 

    Rabbi, Fazle; Lamo, Yngve; MacCaull, Wendy (Chapter, 2020)
    Process mining is a powerful technique which uses an organization’s event data to extract and analyse process flow information and develop useful process models. However, it is difficult to apply process mining techniques ...
  • Synthesizing skin lesion images using CycleGANs – a case study 

    Fossen-Romsaas, Sondre; Storm-Johannessen, Adrian; Lundervold, Alexander Selvikvåg (Journal article, 2020)
    Generative adversarial networks (GANs) have seen some success as a way to synthesize training data for supervised machine learning models. In this work, we design two novel approaches for synthetic image generation based ...
  • 2D and 3D U-Nets for skull stripping in a large and heterogeneous set of head MRI using fastai 

    Kaliyugarasan, Satheshkumar; Kocinski, Marek; Lundervold, Arvid; Lundervold, Alexander Selvikvåg (Journal article, 2020)
    Skull stripping in brain imaging is the removal of the parts of images corresponding to non-brain tissue. Fast and accurate skull stripping is a crucial step for numerous medical brain imaging applications, e.g. registration, ...
  • Incrementally updating the high average-utility patterns with pre-large concept 

    Lin, Jerry Chun-Wei; Pirouz, Matin; Djenouri, Youcef; Cheng, Chien-Fu; Ahmed, Usman (Peer reviewed; Journal article, 2020)
    High-utility itemset mining (HUIM) is considered as an emerging approach to detect the high-utility patterns from databases. Most existing algorithms of HUIM only consider the itemset utility regardless of the length. This ...
  • Seniors in eHealth: Challenges for knowledge acquisition during information retrieval 

    Heldal, Ilona; Fredriksen, Eva Haukeland; Børsheim, Ingebjørg Træland; Sudmann, Tobba Therkildsen (Lecture, 2020)
    With more information on the Internet, all citizens who need digital information to manage their everyday life must be able to access it and trust it. They should have enough knowledge to use information and communication ...
  • Model checking starvation for resource-aware active objects with coloured petri nets 

    Gkolfi, Anastasia; Johnsen, Einar Broch; Kristensen, Lars Michael; Yu, Ingrid Chieh (Peer reviewed; Journal article, 2020)
    Dynamic resource provisioning is an important driver for pay-on-demand cloud computing. Virtualized resources open for resource awareness, such that applications may use resource management strategies to modify their ...
  • Layered autonomous TSCH scheduler for minimal band occupancy with bounded latency 

    Urke, Andreas Ramstad; Kure, Øivind; Øvsthus, Knut (Peer reviewed; Journal article, 2020)
    Robustness and bounded latency are among the key requirements in wireless industrial networks. A typical traffic patterns is convergecast, where sensors sends data towards a sink, resulting in a funneling effect with ...
  • System simulations for the ALICE ITS detector upgrade 

    Nesbø, Simon Voigt; Alme, Johan; Bonora, Matthias; Giubilato, Piero; Helstrup, Håvard; Lupi, Matteo; Rinella, Gianluca Aglieri; Røhrich, Dieter; Schambach, Joachim; Shahoyan, Ruben; Velure, Arild (Peer reviewed; Journal article, 2020)
    The ALICE experiment at the CERN LHC will feature several upgrades for Run 3, one of which is a new Inner Tracking System (ITS). The ITS upgrade is currently under development and commissioning, and will be installed during ...
  • Internet-delivered mental health treatment systems in Scandinavia – A usability evaluation 

    Yogarajah, Aravinthan; Kenter, Robin Maria Francisca; Lamo, Yngve; Kaldo, Viktor; Nordgreen, Tine (Peer reviewed; Journal article, 2020)
    Mental health problems are a major public health concern worldwide. Approximately 50% of the population will experience mental problems during their life. Traditional treatment is based on psychopharmacotherapy or ...
  • Image quality of list-mode proton imaging without front trackers 

    Sølie, Jarle Rambo; Volz, Lennart; Pettersen, Helge Egil Seime; Piersimoni, Pierluigi; Odland, Odd Harald; Røhrich, Dieter; Helstrup, Håvard; Peitzmann, Thomas; Ullaland, Kjetil; Varga-Kofarago, Monika; Mehendale, Shruti Vineet; Grøttvik, Ola Slettevoll; Eikeland, Viljar Nilsen; Meric, Ilker; Seco, Joao (Peer reviewed; Journal article, 2020)
    List mode proton imaging relies on accurate reconstruction of the proton most likely path (MLP) through the patient. This typically requires two sets of position sensitive detector systems, one upstream (front) and one ...
  • GraphQL Federation: A Model-Based Approach 

    Stünkel, Patrick; von Bargen, Ole; Rutle, Adrian; Lamo, Yngve (Peer reviewed; Journal article, 2020)
    The Graph Query Language (GraphQL) is a framework for de- veloping Web Services, which works on the domain model level rather than the functions. While the declarative nature of this framework has already attracted the ...
  • Towards multiple model synchronization with comprehensive systems 

    Stünkel, Patrick; König, Harald; Lamo, Yngve; Rutle, Adrian (Peer reviewed; Journal article, 2020)
    Model management is a central activity in Software Engineering. The most challenging aspect of model management is to keep models consistent with each other while they evolve. As a consequence, there has been increasing ...
  • Nickel-cobalt hydroxide: a positive electrode for supercapacitor applications 

    Vidhya, S; Ravi, G; Yuvakkumar, R; Velauthapillai, Dhayalan; Thambidurai, M; Dang, Quong; Saravanakumar, B (Peer reviewed; Journal article, 2020)
    So far, numerous metal oxides and metal hydroxides have been reported as an electrode material, a critical component in supercapacitors that determines the operation window of the capacitor. Among them, nickel and cobalt-based ...
  • Ruthenium (Ru) Doped Titanium Dioxide (P25) electrode for dye sensitized solar cells 

    Rajaramanan, Tharmakularasa; Natarajan, Muthukumarasamy; Ravirajan, Punniamoorthy; Senthilnanthanan, Meena; Velauthapillai, Dhayalan (Peer reviewed; Journal article, 2020)
    In this study, P25-titanium dioxide (TiO2) was doped with ruthenium (Ru) by systematically varying the Ru content at 0.15, 0.30, 0.45 and 0.6 mol%. The synthesized Ru-doped TiO2 nanomaterials have been characterized by ...
  • A Guide to Student-active Online Learning in Engineering 

    Kyrkjebø, Erik (Peer reviewed; Journal article, 2020)
    Online learning in higher education is becoming increasingly common as the possibilities of the available digital infrastructure expand. A recent emergent driver for online learning is the closing of universities to limit ...
  • What makes nonholonomic integrators work? 

    Modin, Klas; Verdier, Olivier (Peer reviewed; Journal article, 2020)
    A nonholonomic system is a mechanical system with velocity constraints not originating from position constraints; rolling without slipping is the typical example. A nonholonomic integrator is a numerical method specifically ...
  • Games on mobiles via web or virtual reality technologies: How to support learning for biomedical laboratory science education 

    Frøland, Tord Hettervik; Heldal, Ilona; Sjøholt, Gry; Ersvær, Elisabeth (Peer reviewed; Journal article, 2020)
    Simulations, serious games, and virtual reality (SSG) applications represent promising support for achieving practical proficiency, but it is difficult to know how to introduce them into a new environment. This paper aims ...
  • Functional analysis and exterior calculus on mixed-dimensional geometries 

    Boon, Wietse; Nordbotten, Jan Martin; Vatne, Jon Eivind (Peer reviewed; Journal article, 2020)
    We are interested in differential forms on mixed-dimensional geometries, in the sense of a domain containing sets of d-dimensional manifolds, structured hierarchically so that each d-dimensional manifold is contained in ...

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