• Vision-based positioning system for auto-docking of unmanned surface vehicles (USVs) 

      Volden, Øystein; Stahl, Annette; Fossen, Thor I. (Journal article, 2021)
    • Vision-Based Precision Landing of Autonomous Unmanned Aerial Vehicles 

      Lerfald, Marcus Lundeby (Master thesis, 2023)
      De potensielle bruksområdene for ubemannede luftfartøy har i løpet av de siste årene utvidet seg betydelig grunnet deres reduserte kostnad og forbedrede funksjonalitet. Et område hvor de kan tilby verdifulle fremskritt er ...
    • Visual Detection of Maritime Vessels 

      Tangstad, Espen Johansen (Master thesis, 2017)
      This thesis investigates how a tailored Convolutional Neural Network (CNN) can aid autonomous surface vehicles (ASVs) in detecting and classifying maritime traffic for collision avoidance. Several state of the art CNN ...
    • Visual Egomotion Estimation In Aquacultural Fish Cages 

      Libjå, Lars Olav (Master thesis, 2022)
      Sanntidsestimering av posisjon er en teknologi vi i dag er godt vant med. Systemer som GPS har gitt oss muligheter til å kunne finne posisjonen vår raskt og enkelt. Men det er ikke alle steder vi kan være avhengige av slike ...
    • Visual Feedback for Large Scale Additive Manufacturing Process 

      Jackwitz, Jørgen (Master thesis, 2018)
      Large-scale Additive Manufacturing is blossoming and brings new challenges to the Additive Manufacturing scene. For larger constructions, material deformation from weight, environmental disturbances and extrusion may disturb ...
    • Visual Inertial Ego Motion Estimation In Aquacultural Net Pens 

      Bogen, Kay-Eirik (Master thesis, 2023)
      Denne masteroppgaven utforsker muligheten for å automatisere regelmessige inspeksjoner av nett i den voksende havbruksnæringen. Remote Operated Vehicles (ROVer) brukes ofte til disse inspeksjonene, men den manuelle oppgaven ...
    • Visualisering av store mengder data i brannvarslingssystem 

      Nilsson, Gaute (Master thesis, 2011)
      På broen i et moderne cruise-skip kryr det av teknologiske innretninger for styring av forskjellige tekniske detaljer ved båten. Støynivået skal være lavt og utstyr som genererer unødvendig støy skal ikke forekomme. Derfor ...
    • Visualization System for Robot Cells 

      Bilit, Rune (Master thesis, 2012)
      Visualization is a technique for creating a graphical representation of a reality, with possible augmentations. It can be used in a wide variety of applications in the area of robotics. An example usage is for teleoperation, ...
    • Vive for Robotics 

      Astad, Morten Andre (Master thesis, 2019)
      Bruken av en HTC Vive; et system for virtuell virkelighet og dets innovative sporingsteknologi er utforsket for å opprette en tilnærmet en-til-en avbildning til den virtuelle representasjonen av en robot celle. Denne ...
    • Vive for Robotics: Rapid Robot Cell Calibration 

      Astad, Morten Andre; Arbo, Mathias Hauan; Grøtli, Esten Ingar; Gravdahl, Jan Tommy (Chapter, 2019)
      The use of an HTC Vive; a virtual reality (VR) system and its innovative tracking technology is explored in order to create an approximate one-to-one mapping to the virtual representation of a robot cell. The mapping is ...
    • Voltage Support in Distribution Grids by Model Predictive Control of the Grid Interface Converter for a Battery Energy Storage System 

      Wøllo, Vebjørn (Master thesis, 2023)
      Elektrifiseringen av dagens samfunn og den økte mengden av distribuert energiproduksjon har ført til økt press på strømnettet. Dette presset kan resultere i utfordringer knyttet til nettstabilitet, spenningskvalitet og ...
    • Voronoi Based Deployment for Multi-Agent Systems 

      Hatleskog, Johan (Master thesis, 2018)
      This thesis investigates convergence in the framework of Voronoi-based deployment of a multi-agent system to a convex polytopic multi-dimensional environment. The deployment objective is to drive the system into a stable ...
    • Voronoi-Based Deployment of Multi-Agent Systems 

      Hatleskog, Johan; Olaru, Sorin; Hovd, Morten (Peer reviewed; Journal article, 2019)
      This paper considers a decentralized control scheme for Voronoi-based deployment of discrete-time multiagent dynamical systems within multi-dimensional static convex polytopic environments. The deployment objective is to ...
    • Warm-Started Optimized Trajectory Planning for ASVs 

      Bitar, Glenn Ivan; Vestad, Vegard Nitter; Lekkas, Anastasios M.; Breivik, Morten (Journal article; Peer reviewed, 2019)
      We consider warm-started optimized trajectory planning for autonomous surface vehicles (ASVs) by combining the advantages of two types of planners: an A* implementation that quickly finds the shortest piecewise linear path, ...
    • Waste incineration: Optimal control of process dominated by delay and uncertainty 

      Jørn Bøni Hofstad (Master thesis, 2020)
      Forbrenning av restavfall2 er en ganske kompleks prosess, som er preget av å ha både lange og korte tidskonstanter, flere refferanser som skal følges samtidig, i tillegg til ikke-minimum fase-responser og store forstyrrelser ...
    • Waste Plant Safety Integrity Level 

      Øyra, John Magne (Master thesis, 2008)
      This report is a safety analysis of the Isle of Wight waste plant in England. Energos AS prepared a Hazard and Safety analysis in connection with this project. In the analysis Energos AS has defined Safety Integrity Level ...
    • Wave motion compensation in dynamic positioning of small autonomous vessels 

      Halvorsen, Håkon Skogland; Øveraas, Henning; Landstad, Olav; Smines, Vidar; Fossen, Thor I.; Johansen, Tor Arne (Peer reviewed; Journal article, 2020)
      Conventional dynamic positioning (DP) systems on larger ships compensate primarily for slowly time-varying environmental forces. In doing so, they use wave filtering to prevent the DP from compensating for the first-order ...
    • Waveform Analysis of Nonlinear Electric Loads Through Investigation of High and Low Sampling Frequency Data - Exploring the Possibility of Signature Analysis by Comparing Data Provided by an Advanced Measuring System and High Frequency Data Provided by an Oscilloscope 

      Hunn, Sindre Vaskinn (Master thesis, 2018)
      This thesis investigates the data provided by the Home Area Network, HAN, port installed in all new Advanced Metering System, AMS, power meters. The data is provided over an M-bus protocol, with a low bandwidth of maximum ...
    • Waypoint guidance control for underwater snake robots exposed to ocean currents 

      Kelasidi, Eleni; Kohl, Anna M.; Pettersen, Kristin Ytterstad; Gravdahl, Jan Tommy (Chapter, 2016)
      This paper presents a waypoint guidance strategy for underwater snake robots, which is an extension of the straight line path following controllers previously proposed by the authors. The proposed waypoint guidance control ...
    • Waypoint guidance control of snake robots 

      Liljeback, Pål; Pettersen, Kristin Ytterstad (Journal article; Peer reviewed, 2011)
      This paper considers path following control of snake robots and has two contributions. The first contribution is a description of how a straight line path following controller previously proposed by the authors can be ...