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    • 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 ...

    • Soccer Game Summarization using Audio Commentary, Metadata, and Captions 

      Gautam, Sushant; Midoglu, Cise; Sabet, Saeed; Kshatri, Dinesh Baniya; Halvorsen, Pål (MM: International Multimedia Conference;MM '22: The 30th ACM International Conference on Multimedia, Conference object, 2022)
      Soccer is one of the most popular sports globally, and the amount of soccer-related content worldwide, including video footage, audio commentary, team/player statistics, scores, and rankings, is enormous and rapidly growing. ...

    • Social Financial Benefit Assessment of the Mobile Birth Registration 

      Do, van Thanh; Swafford, Clark; Khuong, Loc Huu; Do, Van Thuan (Flexible Systems Management;Agile Information Business; Exploring Managerial Implications, Journal article; Peer reviewed, 2017-09-03)
      In this paper, the usability and the usefulness of mobile technologies far beyond personal communication has been demonstrated by the Mobile Birth Registration (MBR) concept. To remove the hindrances like long distances, ...

    • Social Web in IoT: Can Evolutionary Computation and Clustering Improve Ontology Matching for Social Web of Things? 

      Belhadi, Asma; Djenouri, Djamel; Djenouri, Youcef; Belbachir, Nabil; Srivastava, Gautam (IEEE Transactions on Computational Social Systems;, Peer reviewed; Journal article, 2023)
      Many Internet of Things (IoT) applications can benefit from Social Web of Things (S-WoT) methods that enable knowledge discovery and help solving interoperability problems. The semantic modeling of S-WoT is the main emphasis ...

    • Solution of the Dirac equation for hydrogenlike systems exposed to intense electromagnetic pulses 

      Selstø, Sølve; Bengtsson, Jakob; Lindroth, Eva (Journal article; Peer reviewed, 2009)
      The time-dependent Dirac equation is solved numerically and compared to the corresponding prediction of the nonrelativistic Schrödinger equation for hydrogenlike systems exposed to intense laser pulses. It is found that ...

    • Solution of the time-dependent Schrödinger equation using uniform complex scaling 

      Bengtsson, Jakob; Lindroth, Eva; Selstø, Sølve (Journal article; Journal article; Peer reviewed, 2008)
      The formalism of complex rotation of the radial coordinate is studied in the context of time-dependent systems. The applicability of this method is discussed and illustrated with numerical examples involving atoms exposed ...

    • Solving stochastic nonlinear resource allocation problems using continuous learning automata 

      Yazidi, Anis; Hammer, Hugo Lewi (Applied Intelligence;November 2018, Volume 48, Issue 11, Journal article; Peer reviewed, 2018-06-23)
      This paper deals with the Stochastic Non-linear Fractional Equality Knapsack (NFEK) problem which is a fundamental resource allocation problem based on incomplete and noisy information [7, 8]. The NFEK problem arises ...

    • Solving Stochastic Point Location Problem in a Dynamic Environment with Weak Estimation 

      Abolpour Mofrad, Asieh; Yazidi, Anis; Hammer, Hugo Lewi (Chapter; Peer reviewed, 2017)
      The Stochastic Point Location (SPL) problem introduced by Oommen [7] can be summarized as searching for an unknown point in the interval under a possibly faulty feedback. The search is performed via a Learning Mechanism ...

    • Solving Stochastic Root-Finding with adaptive d-ary search 

      Yazidi, Anis; Oommen, John (Peer reviewed; Journal article, 2015)
      The most fundamental problem encountered in the field of stochastic optimization, is the Stochastic Root Finding (SRF) problem where the task is to locate an unknown point x for which g ( x )=0 for a given ...