Now showing items 78374-78393 of 101461

    • A robust line-tracking photogrammetry method for uplift measurements of railway catenary systems in noisy backgrounds 

      Jiang, Tengjiao; Frøseth, Gunnstein Thomas; Rønnquist, Anders; Fagerholt, Egil (Peer reviewed; Journal article, 2020)
      For electrical railways, contact wires are used to ensure stable and continuous power supply to trains operating on the infrastructure. One crucial design parameter used to control the catenary design is the vertical ...
    • Robust Low-level ITS Architecture using OSGi, Reactive Blocks and OPC-UA 

      Edwin, Snorre Lothar von Gohren (Master thesis, 2014)
      The vehicle traffic flows on a daily basis, and it works. People get from A to B, sometimes using longer time than expected because of traffic or accidents. Transport vehicles arrive without a notice and valuable traffic ...
    • Robust Magnetic Surface Doping of Transition Metal Dichalcogenides 

      Børkja, Mathieu Le Boulvais (Master thesis, 2016)
      The growth and potential intercalation of Fe on naturally grown MoS$_{2}$ has been studied using a number of surface techniques. An initial sample characterization revealed that samples extracted from the natural MoS$_{2}$ ...
    • A Robust Method for Analysing One and Two-Dimensional Dynamic NMR Data 

      Sørland, Geir; Anthonsen, Henrik Walbye; Ukkelberg, Åsmund; Zick, Klaus (Peer reviewed; Journal article, 2022)
      A new method combining Anahess and Inverse Laplace Transform, for analysing one- and two-dimensional dynamic NMR data has been developed. When using the Inverse Laplace Transform (ILT) algorithm only to generate solutions ...
    • Robust Modelling of Additive and Non-additive Variation with Intuitive Inclusion of Expert Knowledge 

      Hem, Ingeborg Gullikstad; Selle, Maria; Gorjanc, Gregor; Fuglstad, Geir-Arne; Riebler, Andrea Ingeborg (Peer reviewed; Journal article, 2020)
      We propose a novel Bayesian approach that robustifies genomic modeling by leveraging expert knowledge (EK) through prior distributions. The central component is the hierarchical decomposition of phenotypic variation into ...
    • Robust Navigation of UAV using Inertial Sensors Aided by UWB and RTK GPS 

      Gryte, Kristoffer; Hansen, Jakob Mahler; Johansen, Tor Arne; Fossen, Thor I. (Chapter, 2017)
      Tight integration of ultra wideband (UWB) range measurements with real-time kinematic (RTK) aiding of inertial navigation for increased robustness to GNSS dropouts, is achieved using a double-differenced nonlinear observer. ...
    • Robust Networked Federated Learning for Localization 

      Mirzaeifard, Reza; Venkategowda, Naveen K. D.; Werner, Anders Stefan (Chapter, 2023)
      This paper addresses the problem of localization, which is inherently non-convex and non-smooth in a federated setting where the data is distributed across a multitude of devices. Due to the decentralized nature of federated ...
    • Robust nonlinear Newton solver with adaptive interface-localized trust regions 

      Klemetsdal, Øystein; Møyner, Olav; Lie, Knut-Andreas (Journal article; Peer reviewed, 2019)
      The interplay of multiphase flow effects and PVT behavior encountered in reservoir simulations often gives strongly coupled nonlinear systems that are challenging to solve numerically. In a sequentially implicit method, ...
    • Robust Nonlinear ROV Motion Control for Autonomous Inspections of Aquaculture Net Pens 

      Amundsen, Herman Biørn (Master thesis, 2020)
      Denne oppgaven presenterer en metode for a kontrollere en fjernstyrt undervannsbåt (ROV) til å autonomt traversere og inspisere en not for bruk i fiskeoppdrett. Metoden er basert på Doppler velocity log- (DVL) målinger, ...
    • Robust numerical methods for nonlocal (and local) equations of porous medium type. Part I: Theory 

      Teso, Felix del; Endal, Jørgen; Jakobsen, Espen Robstad (Journal article; Peer reviewed, 2019)
      We develop a unified and easy to use framework to study robust fully discrete numerical methods for nonlinear degenerate diffusion equations $\partial_t u-\mathfrak{L}^{\sigma,\mu}[\varphi(u)]=f \;\text{in}\; \mathbb{R}^ ...
    • Robust numerical methods for nonlocal (and local) equations of porous medium type. Part II: Schemes and experiments 

      del Teso, Félix; Endal, Jørgen; Jakobsen, Espen Robstad (Journal article; Peer reviewed, 2018)
      We develop a unified and easy to use framework to study robust fully discrete numerical methods for nonlinear degenerate diffusion equations $\partial_t u-\mathfrak{L}[\varphi(u)]=f(x,t)$ in $\mathbb{R}^N\times(0,T),$ where ...
    • Robust og fleksibel automatisert montasje av trykkluftskoblinger 

      Sjølie, Peter (Master thesis, 2017)
      Kongsberg Automotive Raufoss (KA) produserer et stort antall ulike koblinger til trykkluftssystemer på større kjøretøy. Hoveddelen av koblingene benyttes i bremsesystemer, og som følge av sikkerhetskravene stilles det svært ...
    • Robust online active learning 

      Cacciarelli, Davide; Kulahci, Murat; Tyssedal, John Sølve (Journal article; Peer reviewed, 2023)
      In many industrial applications, obtaining labeled observations is not straightforward as it often requires the intervention of human experts or the use of expensive testing equipment. In these circumstances, active learning ...
    • Robust Optimization for a Maritime Inventory Routing Problem 

      Agra, Agostinho; Christiansen, Marielle; Hvattum, Lars Magnus; Rodrigues, Filipe (Journal article; Peer reviewed, 2018)
      We consider a single product maritime inventory routing problem in which the production and consumption rates are constant over the planning horizon. The problem involves a heterogeneous fleet and multiple production and ...
    • Robust orbital stabilization: A Floquet theory–based approach 

      Sætre, Christian Fredrik; Shiriaev, Anton; Freidovich, Leonid B.; Gusev, Sergei V.; Fridman, Leonid M. (Journal article; Peer reviewed, 2021)
      The design of robust orbitally stabilizing feedback is considered. From a known orbitally stabilizing controller for a nominal, disturbance-free system, a robustifying feedback extension is designed utilizing the sliding-mode ...
    • Robust phase retrieval with non-convex penalties 

      Mirzaeifard, Reza; Dasanadoddi Venkategowda, Naveen Kumar; Werner, Anders Stefan (Journal article, 2023)
      This paper proposes an alternating direction method of multiplier (ADMM) based algorithm for solving the sparse robust phase retrieval with non-convex and non-smooth sparse penalties, such as minimax concave penalty (MCP). ...
    • Robust Phased Array Navigation in Reflective Prone Areas 

      Hasler, Oliver Kevin; Bryne, Torleiv Håland; Johansen, Tor Arne (Chapter, 2023)
      Navigation with a Phased Array Radio System (PARS) is prone to performance degradation due to radio wave reflections of the directed communication beam on reflective surfaces. This work presents a navigation algorithm, ...
    • Robust pipeline localization for an autonomous underwater vehicle using stereo vision and echo sounder data 

      Breivik, Gøril Margrethe; Fjerdingen, Sigurd Aksnes; Skotheim, Øystein (Journal article; Peer reviewed, 2010)
      Submarine oil and gas pipeline inspection is a highly time and cost consuming task. Using an autonomous underwater vehicle (AUV) for such applications represents a great saving potential. However, the AUV navigation system ...
    • Robust planning and disruption management in roll-on roll-off liner shipping 

      Sola Fischer, Andreas; Nokhart, Håkon Stavn; Olsen, Henrik; Fagerholt, Kjetil; Rakke, Jørgen Glomvik; Stålhane, Magnus (Journal article; Peer reviewed, 2016)
      This paper presents different strategies for handling disruptions in fleet deployment in roll-on roll-off liner shipping, which basically consists of assigning a fleet of vessels to predefined voyages at minimum cost. A ...
    • Robust planning of distributed battery energy storage systems in flexible smart distribution networks: A comprehensive study 

      Bozorgavari, Seyed Aboozar; Aghaei, Jamshid; Pirouzi, Sasan; Nikoobakht, Ahmad; Farahmand, Hossein; Korpås, Magnus (Peer reviewed; Journal article, 2020)
      This paper presents a robust planning of distributed battery energy storage systems (DBESSs) from the viewpoint of distribution system operator (DSO) to increase the network flexibility. Initially, the deterministic model ...