SINTEF Digital: Recent submissions

Now showing items 341-360 of 2523

    • Impact of the Temporal Distribution of Faults on Prediction of Voltage Anomalies in the Power Grid 

      Tyvold, Torfinn Skarvatun; Torsæter, Bendik Nybakk; Andresen, Christian Andre; Hoffmann, Volker (Chapter, 2020)
      Is it possible to reliably predict voltage anomalies in the power grid minutes in advance using machine learning models trained on large quantities of historical data collected by power quality analysers (PQA)? Very little ...

    • A supervised learning approach for optimal selection of bidding strategies in reservoir hydro 

      Riddervold, Hans Ole; Riemer-Sørensen, Signe; Szederjesi, Peter; Korpås, Magnus (Peer reviewed; Journal article, 2020)
      Power producers use a wide range of decision support systems to manage and plan for sales in the day-ahead electricity market. The available tools have advantages and disadvantages and the operators are often faced with ...

    • Changes in prevalence of mental disorders among internally displaced persons in central Sudan: a 1-year follow-up study 

      Sanhori, Zienat Balla Mohamed Ahmed; Hauff, Edvard; Eide, Arne Henning; Mdala, Ibrahimu; Abdelrahman, Abdullah; Brunborg, Cathrine; Lien, Lars (Peer reviewed; Journal article, 2020)
      Background: Sudan has one of the largest numbers of internally displaced persons (IDPs) in the world, estimated at five million. The main cause of displacement was the civil war. Attention to the health and in particular ...

    • Cyber Attacks for Sale 

      Meland, Per Håkon; Sindre, Guttorm (Chapter, 2020)
      The infamous darknet hosts an underground economy for illegal goods and services, some of which can be purchased and used for cyber attacks. By analyzing the properties and popularity of such items, we can get indications ...

    • Online dimensional control of rolled steel profiles using projected fringes 

      Gåsvik, Kjell J.; Robbersmyr, Kjell G.; Vadseth, Trond (Peer reviewed; Journal article, 2020)
      Fringe projection is a versatile method for mapping the topography of surfaces. In this paper, it is used to measure the defects on the head of railroad rails while the rails are moving. Railroad rails are made by hot ...

    • Five Things You Should Not Use Blockchain For 

      Jaatun, Martin Gilje; Haro, Peter; Frøystad, Christian (Chapter, 2020)
      The Bitcoin fever notwithstanding, the underlying blockchain technology cannot solve all data exchange and product needs, as some seem to believe. This paper provides examples of problems that we believe are poorly suited ...

    • Barrier Management Digitalization in the Oil and Gas Industry - Status and Challenges 

      Øien, Knut; Hauge, Stein; Grøtan, Tor Olav (Chapter, 2020)
      The background for the study described in this paper is the Norwegian Petroleum Safety Authorities (PSA) emphasis on major accidents and barrier management, where maintenance and maintenance management play important parts. ...

    • Likeverdige digitale offentlige tjenester 

      Sand, Kari; Thaulow, Kristin (SINTEF Rapport;2022:01467, Research report, 2023)
      Målet med dette prosjektet var å få kunnskap om 1) hvordan offentlige myndigheter jobber aktivt for å sikre likeverdig utvikling av, utførelse av og tilgang til digitale tjenester for brukere uavhengig av etnisitet, og 2) ...

    • Verneombudets rolle i sikkerhetsarbeidet - case-studier i bygg og anlegg 

      Tinmannsvik, Ranveig Kviseth; Albrechtsen, Eirik; Kilskar, Stine Skaufel; Edwin, Kinga Wasilkiewicz (SINTEF Rapport;2020:00662, Research report, 2020)
      Rapporten beskriver resultatene fra en kartlegging der formålet har vært å få økt kunnskap om verneombudets rolle, utfordringer og muligheter knyttet til deres deltakelse i sikkerhetsarbeidet i bygg- og anleggsprosjekter. ...

    • Leverandørkjedesikkerhet - Relevante krav for nettselskapers innkjøpsprosesser 

      Jaatun, Martin Gilje; Sæle, Hanne (SINTEF Rapport;2023:00121, Research report, 2023)
      Denne rapporten presenterer resultater fra gjennomgang av tidligere NVE‐rapporter rundt temaet leverandørkjedesikkerhet, supplert med et litteratursøk blant nyere akademisk litteratur og diskusjoner med et lite utvalg av ...

    • Støykartlegging for Oslo lufthavn. Framtidige scenarioer med tre rullebaner, alternativ vest 

      Randeberg, Rolf Tore; Berge, Truls Svenn (SINTEF Rapport;2019:00613, Research report, 2019)
      Det er utført støyberegninger for en tredje rullebane ved Oslo Lufthavn, hvor den nye rullebanen er plassert nordvest for dagens vestre bane. Beregningene er gjort for år 2030, 2040 og 2050 og inkluderer forventet ...

    • Water-Tight IoT–Just Add Security 

      Bour, Guillaume Nicolas; Bosco, Camillo; Ugarelli, Rita Maria; Jaatun, Martin Gilje (Peer reviewed; Journal article, 2023)
      The security of IoT-based digital solutions is a critical concern in the adoption of Industry 4.0 technologies. These solutions are increasingly being used to support the interoperability of critical infrastructure, such ...

    • Digital innovation's contribution to sustainability transitions 

      Mäkitie, Tuukka Rainer Reinhold; Hanson, Jens; Damman, Sigrid; Wardeberg, Mari (Peer reviewed; Journal article, 2023)
      Digital innovation is increasingly mentioned as a potential key contributor to sustainability transitions. However, there has been little theoretical discussion of this topic. In this conceptual paper, the authors draw on ...

    • HyperKvasir, a comprehensive multi-class image and video dataset for gastrointestinal endoscopy 

      Borgli, Hanna; Thambawita, Vajira; Smedsrud, Pia H; Hicks, Steven; Jha, Debesh; Eskeland, Sigrun Losada; Randel, Kristin Ranheim; Pogorelov, Konstantin; Lux, Mathias; Dang Nguyen, Duc Tien; Johansen, Dag; Griwodz, Carsten; Stensland, Håkon Kvale; Garcia-Ceja, Enrique; Schmidt, Peter T; Hammer, Hugo Lewi; Riegler, Michael; Halvorsen, Pål; de Lange, Thomas (Peer reviewed; Journal article, 2020)
      Artificial intelligence is currently a hot topic in medicine. However, medical data is often sparse and hard to obtain due to legal restrictions and lack of medical personnel for the cumbersome and tedious process to ...

    • Performance and Energy Efficiency of CUDA and OpenCL for GPU Computing using Python 

      Holm, Håvard Heitlo; Brodtkorb, André R.; Sætra, Martin Lilleeng (Peer reviewed; Journal article, 2020)
      In this work, we examine the performance and energy efficiency when using Python for developing HPC codes running on the GPU. We investigate the portability of performance and energy efficiency between CUDA and OpenCL; ...

    • Mobile Sensing in Substance Use Research: A Scoping Review 

      Lauvsnes, Anders Dahlen Forsmo; Langaas, Mette; Toussaint, Pieter Jelle; Gråwe, Rolf W. (Peer reviewed; Journal article, 2020)
      Background:Addictive disorders and substance use are significant health challenges worldwide, and relapse is a core component of addictive disorders. The dynamics surrounding relapse and especially the immediate period ...

    • Non-invasive assessment of ICP in children: advances in ultrasound-based techniques 

      Padayachy, Llewellyn; Robba, C.; Brekken, Reidar (Peer reviewed; Journal article, 2020)
      The assessment of intracranial pressure (ICP) in children with neurological disease remains a cornerstone in their routine management. The quest for a reliable, reproducible and radiation-free non-invasive technique for ...

    • Assessment of Physical Work Demands of Home Care Workers in Norway: An Observational Study Using Wearable Sensor Technology 

      Tjøsvoll, Svein Ove; Wiggen, Øystein; Gonzalez, Victor; Seeberg, Trine Margrethe; Redzovic, Skender Elez; Liaset, Ingeborg Frostad; Holtermann, Andreas; Fimland, Marius Steiro (Peer reviewed; Journal article, 2022)
      Objectives: High physical work demands are believed to be partly responsible for the high sickness absence among home care workers, but no studies have assessed their physical work demands using precise device-based ...

    • Fourier-transform infrared spectroscopy for characterization of liquid protein solutions: A comparison of two sampling techniques 

      Kafle, Bijay; Böcker, Ulrike; Wubshet, Sileshi Gizachew; Dankel, Elin Katinka; Måge, Ingrid; O'Farrell, Marion; Afseth, Nils Kristian (Peer reviewed; Journal article, 2023)
      Whereas industrial laboratory systems for Fourier-Transform Infrared (FTIR) spectroscopic characterization have been available for decades, dedicated FTIR solutions for in-line process control or for industrial at-line ...

    • Real-Time Echocardiography Guidance for Optimized Apical Standard Views 

      Pasdeloup, David Francis Pierre; Olaisen, Sindre Hellum; Østvik, Andreas; Sæbø, Sigbjørn; Pettersen, Håkon Neergaard; Holte, Espen; Grenne, Bjørnar; Stølen, Stian Bergseng; Smistad, Erik; Aase, Svein Arne; Dalen, Håvard; Løvstakken, Lasse (Peer reviewed; Journal article, 2022)
      Measurements of cardiac function such as left ventricular ejection fraction and myocardial strain are typically based on 2-D ultrasound imaging. The reliability of these measurements depends on the correct pose of the ...