• SIM-PIPE DryRunner: An approach for testing container-based big data pipelines and generating simulation data 

      Thomas, Aleena; Nikolov, Nikolay; Pultier, Antoine; Roman, Dumitru; Elvesæter, Brian; Soylu, Ahmet (IEEE Annual International Computer Software and Applications Conference (COMPSAC);2022 IEEE 46th Annual Computers, Software, and Applications Conference (COMPSAC), Conference object, 2022-08-10)
      Big data pipelines are becoming increasingly vital in a wide range of data intensive application domains such as digital healthcare, telecommunication, and manufacturing for efficiently processing data. Data pipelines in ...
    • Simple and practical skin detection with static RGB-color lookup tables: A visualization-based study 

      Sandnes, Frode Eika; Neyse, Levent; Huang, Yo-Ping (Chapter; Peer reviewed; Chapter, 2016)
      Many skin detection approaches have been proposed in the image analysis literature. Some are simple and static; the others are dynamic and rely on complex machine learning algorithms and training data. Generally the simple ...
    • A simple back-of-the-envelope test for self-citations using Google Scholar author profiles 

      Sandnes, Frode Eika (Scientometrics;124 (2020), Journal article; Peer reviewed, 2020-05-18)
      The issue of self-citation has received much attention in academia. Widely used and accessible tools such as Google Scholar do not provide information about self-citations. Therefore, a simple and practical back-of-the-envelope ...
    • A Simple Content-based Strategy for Estimating the Geographical Location of a Webcam 

      Sandnes, Frode Eika (Lecture Notes in Computer Science = Lecture notes in artificial intelligence;6297, Journal article; Peer reviewed, 2010)
      This study proposes a strategy for determining the approximate geographical location of a webcam based on a sequence of images taken at regular intervals. For a time-stamped image sequence spanning 24 hours the approximate ...
    • Simplified cloud-oriented virtual machine management with MLN 

      Begnum, Kyrre (Journal of Supercomputing;, Journal article; Peer reviewed, 2010-03-25)
      System administrators are faced with the challenge of making their existing systems power-efficient and scalable. Although Cloud Computing is offered as a solution to this challenge by many, we argue that having multiple ...
    • Simulating the Euler equations on multiple GPUs using Python 

      Brodtkorb, Andre; Sætra, Martin Lilleeng (Frontiers in Physics;, Peer reviewed; Journal article, 2022)
      GPUs have become a household name in High Performance Computing (HPC) systems over the last 15 years. However, programming GPUs is still largely a manual and arduous task, which requires expert knowledge of the physics, ...
    • SinGAN-Seg: Synthetic training data generation for medical image segmentation 

      Thambawita, Vajira L B; Salehi, Pegah; Sheshkal, Sajad Amouei; Hicks, Steven; Hammer, Hugo Lewi; Parasa, Sravanthi; de Lange, Thomas; Halvorsen, Pål; Riegler, Michael (PLOS ONE;17(5): e0267976, Peer reviewed; Journal article, 2022-05-02)
      Analyzing medical data to find abnormalities is a time-consuming and costly task, particularly for rare abnormalities, requiring tremendous efforts from medical experts. Therefore, artificial intelligence has become a ...
    • A single neural cellular automaton for body-brain co-evolution 

      Pontes Filho, Sidney; Walker, Kathryn; Najarro, Elias; Nichele, Stefano; Risi, Sebastian (Chapter; Peer reviewed; Conference object, 2022)
      The discovery of complex multicellular organism development took millions of years of evolution. The genome of such a multicellular organism guides the development of its body from a single cell, including its control ...
    • Single-leg stance on a challenging surface can enhance cortical activation in the right hemisphere – A case study 

      Khan, Haroon; Qureshi, Nauman Khalid; Yazidi, Anis; Engell, Håvard; Mirtaheri, Peyman (Peer reviewed; Journal article, 2023)
      Maintaining body balance, whether static or dynamic, is critical in performing everyday activities and developing and optimizing basic motor skills. This study investigates how a professional alpine skier’s brain activates ...
    • Situational Disabilities in Information Systems for Situational Awareness in Flood Situations in Nigeria 

      Ogbonna, Uchenna; Paupini, Cristina; Gjøsæter, Terje (IFIP Advances in Information and Communication Technology;, Chapter; Peer reviewed; Conference object; Journal article, 2023)
      Floods are one of the major natural disasters that contribute to the high disaster death rate in the global south, especially in Nigeria. This requires an effort of collaboration from all stakeholders in designing, building, ...
    • Sketching with Chinese Calligraphy 

      Sandnes, Frode Eika; Jian, Hua-Li (Journal article; Peer reviewed, 2012-11)
      Sketches and hand drawn paper prototypes have become popular tools – they are quick to make, inexpensive and cannot be mistaken for the final product. When little effort is needed to draw, it is easier to discard drawings ...
    • Slaying the SA-Demons – Humans vs. Technology – A Content analysis 

      Radianti, Jaziar; Gjøsæter, Terje; Chen, Weiqin (Proceedings of the International Conference on Information Systems for Crisis Response and Management;18th International Conference on Information Systems for Crisis Response and Management, Conference object, 2021)
      This paper examines Situation Awareness (SA) and the application of Endsley’s SA-Demons in different contexts and research areas. We perform content analysis to examine how they are used, and to what degree they are perceived ...
    • Slow ion concentration oscillations and multiple states in neuron–glia interaction—insights gained from reduced mathematical models 

      Øyehaug, Leiv (Peer reviewed; Journal article, 2023)
      When potassium in the extracellular space separating neurons and glia reaches sufficient levels, neurons may fire spontaneous action potentials or even become inactivated due to membrane depolarisation, which, in turn, ...
    • Small scale structures of turbulence in terms of entropy and fluctuation theorems 

      Fuchs, Andre; Queiros, Silvio D.A.; Lind, Pedro; Girard, Alain; Bouchet, Freddy; Wächter, Matthias; Peinke, Joachim (Physical Review Fluids;5, 034602, Journal article; Peer reviewed, 2020-03-11)
      We present experimental evidence that, together with the integral fluctuation theorem, which is fulfilled with high accuracy, a detailed-like fluctuation theorem holds for large entropy values in cascade processes in ...
    • Smart Data Placement Using Storage-as-a-Service Model for Big Data Pipelines 

      Khan, Akif Quddus; Nikolov, Nikolay; Matskin, Minhail; Prodan, Radu; Roman, Dumitru; Sahin, Bekir; Bussler, Christoph; Soylu, Ahmet (Peer reviewed; Journal article, 2023)
    • SmartIO: Zero-overhead Device Sharing through PCIe Networking 

      Markussen, Jonas Sæther; Kristiansen, Lars Bjørlykke; Halvorsen, Pål; Kielland-Gyrud, Halvor; Stensland, Håkon Kvale; Griwodz, Carsten (ACM Transactions on Computer Systems;Volume 38, Issue 1-2, July 2021, Peer reviewed; Journal article, 2021-07-08)
      The large variety of compute-heavy and data-driven applications accelerate the need for a distributed I/O solution that enables cost-effective scaling of resources between networked hosts. For example, in a cluster system, ...
    • Smartphone navigation support for blind and visually impaired people - A comprehensive analysis of potentials and opportunities 

      Kuriakose, Bineeth; Shrestha, Raju; Sandnes, Frode Eika (Lecture Notes in Computer Science;Volume 12189, Conference object, 2020)
      Smartphones are indispensable tools for many people for various assistive tasks. They are equipped with different sensors that provide data on motion, location and the environment. This paper explores the various sensors ...
    • Smittestopp analytics: Analysis of position data 

      Thambawita, Vajira L B; Hicks, Steven; Ewan, Jaouen; Halvorsen, Pål; Riegler, Michael (Simula SpringerBriefs on Computing;Volume 11, Chapter; Peer reviewed, 2022-06-18)
      Contact tracing applications generally rely on Bluetooth data. This type of data works well to determine whether a contact occurred (smartphones were close to each other) but cannot offer the contextual information GPS ...
    • Smittestopp Backend 

      Midoglu, Cise; Ragan-Kelley, Benjamin; Reinemo, Sven- Arne; Jahren, Jon; Halvorsen, Pål (Simula SpringerBriefs on Computing;Volume 11, Chapter; Peer reviewed; Journal article, 2022-06-18)
      An efficient backend solution is of great importance for any large-scale system, and Smittestopp is no exception. The Smittestopp backend comprises various components for user and device registration, mobile app data ...
    • Smooth estimates of multiple quantiles in dynamically varying data streams 

      Hammer, Hugo Lewi; Yazidi, Anis (Pattern Analysis and Applications;Published online:09 April 2019, Journal article; Peer reviewed, 2019-04-09)
      In this paper, we investigate the problem of estimating multiple quantiles when samples are received online (data stream). We assume a dynamical system, i.e. the distribution of the samples from the data stream changes ...