Blar i Fakultet for teknologi, kunst og design (TKD) på dokumenttype "Journal article"

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    • 3D simulation models for developing digital twins of heritage structures: challenges and strategies 

      Shabani, Amirhosein; Skamantzari, Margarita; Tapinaki, Sevasti; Georgopoulos, Andreas; Plevris, Vagelis; Kioumarsi, Mahdi (Procedia Structural Integrity;Volume 37, 2022, Peer reviewed; Journal article, 2022-02-22)
      Structural vulnerability assessment of heritage structures is a pivotal part of a risk mitigation strategy for preserving these valuable assets for the nations. For this purpose, developing digital twins has gained much ...

    • A Colour Interpolation Scheme for Topologically Unrestricted Gradient Meshes 

      Lieng, Henrik; Kosinka, Jiri; Shen, Jingjing; Dodgson, Neil (Journal article; Peer reviewed, 2017)
      Gradient meshes are a 2D vector graphics primitive where colour is interpolated between mesh vertices. The current implementations of gradient meshes are restricted to rectangular mesh topology. Our new interpolation method ...

    • A novel strategy for solving the stochastic point location problem using a hierarchical searching scheme 

      Yazidi, Anis; Granmo, Ole-Christoffer; Oommen, John; Goodwin, Morten (Journal article; Peer reviewed, 2014)
      Stochastic point location (SPL) deals with the problem of a learning mechanism (LM) determining the optimal point on the line when the only input it receives are stochastic signals about the direction in which it should ...

    • A quantitative analysis of the uncertainty in grading of written exams in mathematics and physics 

      Hammer, Hugo Lewi; Habib, Laurence (Journal article; Peer reviewed, 2016-03-05)
      The most common way to grade students in courses at university and university college level is to use final written exams. The aim of final exams is generally to provide a reliable and a valid measurement of the extent to ...

    • A Queue Model for Reliable Forecasting of Future CPU Consumption 

      Hammer, Hugo Lewi; Yazidi, Anis; Bratterud, Alfred; Haugerud, Hårek; Feng, Boning (Journal article; Peer reviewed, 2017)
      Statistical queuing models are popular to analyze a computer systems ability to process different types requests. A common strategy is to run stress tests by sending artificial requests to the system. The rate and sizes ...

    • A relativistic trolley paradox 

      Matvejev, Vadim; Matvejev, Oleg; Grøn, Øyvind (Journal article; Peer reviewed; Journal article, 2016-02)
      We present an apparent paradox within the special theory of relativity, involving a trolley with relativistic velocity and its rolling wheels. Two solutions are given, both making clear the physical reality of the Lorentz ...

    • A Review of Building Information Modelling for Construction in Developing Countries 

      Bui, Nam; Merschbrock, Christoph; Munkvold, Bjørn Erik (Journal article; Peer reviewed; Journal article, 2016-12)
      Building Information Modelling (BIM) is wide ly seen as a catalyst for innovation and productivity in the construction industry. BIM can assist a more sustainable construction process that in turn may contribute to ...

    • A Review of the Performance of Buildings Integrated with Phase Change Material: Opportunities for Application in Cold Climate 

      Madessa, Habtamu Bayera (Journal article; Peer reviewed; Journal article, 2014-12-26)
      Buildings generally need serious attention in order to reduce global energy consumption and greenhouse gas emissions. Phase Change Materials (PCMs) that change phase just above normal room temperature are a promising means ...

    • A Simple MVC-Framework for Local Management of Online Course Material 

      Sandnes, Frode Eika; Eika, Evelyn (Journal article; Peer reviewed, 2017)
      Managing online materials for large classes can be time-consuming and error prone. In particular, it can be challenging to manage long lists of students, lecture progress, and auditorium schedules as these often change on ...

    • A solution of the Mitra Paradox 

      Grøn, Øyvind (Journal article; Peer reviewed, 2016)
      The “Mitra paradox” refers to the fact that while the de Sitter spacetime appears non-static in a freely falling reference frame, it looks static with reference to a fixed reference frame. The coordinate-independent nature ...

    • Abandoned ideas and the energies of failure 

      Sjøvoll, Vibeke; Grothen, Geir; Frers, Lars (Emotion, Space and Society;Volume 36, August 2020, Journal article; Peer reviewed, 2020-06-14)
      Our academic life is ripe with failures and things abandoned, with hurt and feelings of defeat and despair. Already as students, we learn how to hide and tuck away such experiences and the impact they have on us. As a ...

    • Absorbers as detectors for unbound quantum systems 

      Selstø, Sølve (Physical Review A (PRA);Vol. 106, Iss. 4, Peer reviewed; Journal article, 2022-10-19)
      Complex absorbing potentials are frequently employed in quantum calculations. One of the advantages that such absorbers provide is the ability to attenuate outgoing waves in simulations of unbound systems, thus allowing ...

    • Acceptable air velocities using demand-controlled ventilation for individual cooling 

      Thunshelle, Kari; Nordby, Henrik S.; Solberg, Håkon Rikoll; Holøs, Sverre Bjørn; Schild, Peter (E3S Web of Conferences;Volume 172, 2020. 12th Nordic Symposium on Building Physics (NSB 2020). Article Number: 09002, Journal article; Peer reviewed, 2020-06-30)
      One of the main challenges in highly insulated buildings is the increasing share of energy demand for cooling. New solutions for low energy cooling are needed. Individual cooling by demand-controlled ventilation and use ...

    • Acceptance of construction scheduling visualizations: bar-charts, flowline-charts, or perhaps BIM? 

      Rolfsen, Christian Nordahl; Merschbrock, Christoph (Peer reviewed; Journal article, 2016-12-02)
      Four - dimensional Building Information Modelling is widely viewed as the next evolutionary step in construction scheduling. Linking scheduling information to parametric object models is believed to ...

    • Accessibility to Transylvania's cultural heritage through BIM-Heritage and community involvement 

      Chionu, G.C.; Rolfsen, C.N.; Deaconu, O. (IOP Conference Series: Materials Science and Engineering;Volume 789, 012010, Journal article; Peer reviewed, 2020)
      The rural areas of Transylvania offer important resources for developing research in diversity of the cultural heritage. Many of these communities have seen great changes in demographics over the last 30-50 years, and ...

    • Accurate Virtual Trial Assembly Method of Prefabricated Steel Components Using Terrestrial Laser Scanning 

      Zhou, Y.; Han, Daguang; Hu, K, etc.; Qin, Guocheng; Xiang, Zhongfu; Ying, Chunli; Zhao, Lidu; Hu, Xingyi (Advances in Civil Engineering;Volume 2021, Peer reviewed; Journal article, 2021-06-16)
      The comprehensive utilization of prefabricated components (PCs) is one of the features of industrial construction. Trial assembly is imperative for PCs used in high-rise buildings and large bridges. Virtual trial assembly ...

    • Achieving Fair Load Balancing by Invoking a Learning Automata-based Two Time Scale Separation Paradigm 

      Yazidi, Anis; Hassan, Ismail; Hammer, Hugo Lewi; Oommen, John (IEEE Transactions on Neural Networks and Learning Systems;, Journal article; Peer reviewed, 2020-08-05)
      In this article, we consider the problem of load balancing (LB), but, unlike the approaches that have been proposed earlier, we attempt to resolve the problem in a fair manner (or rather, it would probably be more appropriate ...

    • Achieving zero-energy building performance with thermal and visual comfort enhancement through optimization of fenestration, envelope, shading device, and energy supply system 

      Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa (Sustainable Energy Technologies and Assessments;Volume 44, April 2021, 101020, Journal article; Peer reviewed, 2021-02-01)
      Building retrofitting towards nearly zero energy building (nZEB) with comfortable visual and thermal conditions, requires a comprehensive parametric analysis of building retrofit measures. This paper presented an optimization ...

    • Acoustic metamaterials with controllable bandgap gates based on magnetorheological elastomers 

      Soleiman Fallah, Arash; Bereznykov, Oleksii; Boiger, Gernot; Sareh, Pooya; Gorshkov, V N (International Journal of Mechanical Sciences;Volume 238, 15 January 2023, 107829, Peer reviewed; Journal article, 2022)
      Acoustic metamaterials allow for creating selective pass- and stop-bands on the frequency spectrum. We demonstrate the possibility of designing acoustic metamaterials as core-shell 2D-phononic media with an extremely simple ...

    • An adaptive knowledge evolution strategy for finding near-optimal solutions of specific problems 

      Huang, Yo-Ping; Chang, Yueh-Tsun; Hsieh, Shang-Lin; Sandnes, Frode Eika (Expert Systems with Applications;38 (4), Journal article; Peer reviewed, 2011-04)
      Most real-world problems cannot be mathematically defined and/or structured modularly for peer researchers in the same community to facilitate their work. This is partially because there are no concrete defined methods ...