• Time lapse seismic analysis of the Tohoku-Oki 2011 earthquake 

      Landrø, Martin; Kodaira, Shuichi; Fujiwara, toshiya; No, Tetsuo; Weibull, Wiktor Waldemar; Arntsen, Børge (Journal article, 2019)
      A detailed time lapse seismic analysis of subsurface movements is presented using seismic 2D lines acquired prior to and after the Tohoku-Oki earthquake offshore Japan in 2011. Estimated movements of the seabed from the ...
    • Time-Aware Distributed Sequential Detection of Gas Dispersion via Wireless Sensor Networks 

      Tabella, Gianluca; Ciuonzo, Domenico; Yilmaz, Yasin; Wang, Xiaodong; Salvo Rossi, Pierluigi (Peer reviewed; Journal article, 2023)
      This work addresses the problem of detecting gas dispersions through concentration sensors with wireless transmission capabilities organized as a distributed Wireless Sensor Network (WSN). The concentration sensors in the ...
    • Time-domain spectroscopy of KTiOPO4 in the frequency range 0.6 - 7.0 THz 

      Mølster, Kjell Martin; Sørgård, Trygve; Laurell, Hugo; Canalias, Carlota; Pasiskevicius, Valdas; Laurell, Fredrik; Österberg, Ulf Lennart (Journal article; Peer reviewed, 2019)
      We report on THz time-domain spectroscopy measurements of flux grownKTiOPO4in the frequency range 0.6–7.0 THz (20 to 240 cm−1). Our results compare well with earlierRaman and far-infrared measurements. We theorize that the ...
    • Time-Frequency Fused Underwater Acoustic Source Localization Based on Contrastive Predictive Coding 

      Zhu, Xiaoyu; Dong, Hefeng; Salvo Rossi, Pierluigi; Landrø, Martin (Peer reviewed; Journal article, 2022)
      We propose a time-frequency fused underwater acoustic source localization method based on self-supervised learning with contrastive predictive coding. Firstly, two feature extractors are trained to solve the pretext task ...
    • Time-Lapse 3D CSEM for Reservoir Monitoring Based on Rock Physics Simulation of the Wisting Oil Field Offshore Norway 

      Ettayebi, Mohammed; Wang, Shunguo; Landrø, Martin (Peer reviewed; Journal article, 2023)
      The marine controlled-source electromagnetic (CSEM) method has been used in different applications, such as oil and gas reservoir exploration, groundwater investigation, seawater intrusion studies and deep-sea mineral ...
    • Tone mapping in video conference systems 

      Strømme, Erik (Master thesis, 2011)
      Normal sensors are able to only capture a limited dynamic range. In scenes with large dynamic range, such as situations with both dark indoor and bright outdoor parts, the image will get either over- or under exposed if ...
    • Topological Defects and Dipolar Magnetism in Magnetic Nanostructures 

      Slöetjes, Samuel Dingeman (Doctoral theses at NTNU;2020:69, Doctoral thesis, 2020)
      In this work, magnetism in micro- and nanoscale magnetic structures has been explored. We focus on two different topics, topological defects and dipolar magnetism. As a model system for the study of interacting topological ...
    • Total internal reflection and evanescent gain 

      Grepstad, Jon Olav; Skaar, Johannes (Journal article; Peer reviewed, 2011)
      Total internal reflection occurs for large angles of incidence, when light is incident from a high-refractive-index medium onto a low-index medium. We consider the situation where the low-index medium is active. By invoking ...
    • Total Variation-Based Distributed Kalman Filtering for Resiliency Against Byzantines 

      Moradi, Ashkan; Venkategowda, Naveen K. D.; Werner, Anders Stefan (Peer reviewed; Journal article, 2023)
      This article proposes a distributed Kalman filter (DKF) with enhanced robustness against Byzantine adversaries. A Byzantine agent is a legitimate network agent that, unlike an honest agent, manipulates information before ...
    • Touch Localization by Estimating the Direction of Arrivals of Plate Edge Reflections 

      Strømsnes, Niklas (Master thesis, 2023)
      Dette prosjektet utforsker muligheten for berøringslokalisering ved bruk av metoder for estimering av ankomstvinkler (direction-of-arrival (DOA)) på Lamb-bølger som reflekteres fra kantene på en plate. Det foreslås en ...
    • Toward an integrated project complexity narrative – A case study of academic organizations 

      Fossum, Knut Robert; Honoré-Livermore, Evelyn; Veitch, Erik Aleksander; Haskins, Cecilia; Palmer, Erika (Peer reviewed; Journal article, 2022)
      The last decade has seen a growing interest in the benefits of applying project management (PM) and system engineering (SE) in an integrated way toward complex projects and programs. The concept of project complexity ...
    • Toward Growth Control of (111)-oriented Perovskite Thin Films: La0.7Sr0.3MnO3/SrTiO3(111) a model study 

      Hallsteinsen, Ingrid Gullikstad (Master thesis, 2012)
      Control of growth and surface morphology of perovskite oxide thin films is essential for future electronic devices based on such materials. Uncommon crystallographic orientations, like (111), are particularly interesting ...
    • Toward quality-assured software implementations of {NMPB} 2008 ({AFNOR NF S} 31-133:2011) for the calculation of outdoor noise propagation 

      Glé, Philippe; Dutilleux, Guillaume (Journal article, 2018)
      In the framework of ISO/TC 43/SC 1/WG 56 Working Group, the ISO 17534 series of standards and technical reports is being developed to deal with the quality assured implementation of calcula- tion methods for the outdoor ...
    • Toward real-time polyp detection using fully CNNs for 2D Gaussian shapes prediction 

      Qadir, Hemin Ali Qadir; Shin, Younghak; Solhusvik, Johannes; Bergsland, Jacob; Aabakken, Lars; Balasingham, Ilangko (Peer reviewed; Journal article, 2020)
      To decrease colon polyp miss-rate during colonoscopy, a real-time detection system with high accuracy is needed. Recently, there have been many efforts to develop models for real-time polyp detection, but work is still ...
    • Towards a data-driven system for personalized cervical cancer risk stratification 

      Langberg, Geir Severin Rakh Elvatun; Nygård, Jan Franz; Gogineni, Vinay Chakravarthi; Nygård, Mari; Grasmair, Markus; Naumova, Valeriya (Peer reviewed; Journal article, 2022)
      Mass-screening programs for cervical cancer prevention in the Nordic countries have been effective in reducing cancer incidence and mortality at the population level. Women who have been regularly diagnosed with normal ...
    • Towards a Quality Framework for Immersive Media Experiences: A Holistic Approach 

      Hameed, Asim; Irshad, Shafaq; Perkis, Andrew (Chapter, 2019)
      Immersive Media Technologies have emerged as popular media form. Their captivating nature makes them a powerful tool for participation and storytelling in a variety of domains attracting multidisciplinary interest. Existing ...
    • Towards automated sorting of Atlantic cod (Gadus morhua) roe, milt, and liver - Spectral characterization and classification using visible and near-infrared hyperspectral imaging 

      Paluchowski, Lukasz A.; Misimi, Ekrem; Grimsmo, Leif; Randeberg, Lise Lyngsnes (Journal article; Peer reviewed, 2016)
      Technological solutions regarding automated sorting of food according to their quality parameters are of great interest to food industry. In this regard, automated sorting of fish rest raw materials remains as one of the ...
    • Towards Fiber-Optic Raman Spectroscopy for Glucose Sensing 

      Milenko, Karolina Barbara; Larsen Jernelv, Ine; Fuglerud, Silje Skeide; Aksnes, Astrid; Ellingsen, Reinold; Hjelme, Dag Roar (Chapter, 2018)
      We demonstrate a multimode optical fiber sensor for spectroscopic Raman measurements of glucose concentration for the application in intraperitoneal glucose detection in diabetic patients. A regression model with a RMSEC ...
    • Towards Fine-Grained Dynamic Tuning of HPC Applications on Modern Multi-Core Architectures 

      Sourouri, Mohammed; Raknes, Espen Birger; Reissmann, Nico; Langguth, Johannes; Hackenberg, Daniel; Schöne, Robert; Kjeldsberg, Per Gunnar (Chapter, 2017)
      There is a consensus that exascale systems should operate within a power envelope of 20MW. Consequently, energy conservation is still considered as the most crucial constraint if such systems are to be realized. So far, ...
    • Towards Making a Cyborg: A Closed-Loop Reservoir-Neuro System 

      Aaser, Peter; Knudsen, Martinius; Huse Ramstad, Ola; van de Wijdeven, Rosanne; Nichele, Stefano; Sandvig, Ioanna; Tufte, Gunnar; Bauer, Ulrich Stefan; Halaas, Øyvind; Hendseth, Sverre; Sandvig, Axel; Valderhaug, Vibeke Devold (Chapter; Peer reviewed, 2017)
      The human brain is a remarkable computing machine, i.e. vastly parallel, self-organizing, robust, and energy efficient. To gain a better understanding into how the brain works, a cyborg (cybernetic organism, a combination ...