Browsing Institutt for teknisk kybernetikk by Title
Now showing items 3650-3669 of 3789
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Unleashing the Potential of AI-Driven Digital Twins: A Framework for Research using a Sensor-Enhanced Greenhouse
(Master thesis, 2023)I løpet av de siste årene har store fremskritt blitt gjort innen kunstig intelligens, datamaskiners beregningskraft og tilgjengelighet på informasjon. Utviklingen av digitale tvillinger har derfor skutt fart, men konseptet ... -
Unmanned Aerial System for deployment and recovery of research equipment at sea
(Chapter, 2021)In this paper we present details of Miniature Underwater Gliders (MUG) deployment and recovery mechanism using a multirotor Unmanned Aerial Vehicle (UAV). The paper discusses details of MUG localization with computer vision, ... -
Unmanned Aerial Vehicle as Communication Relay for Autonomous Underwater Vehicle - Field Tests
(IEEE Globecom Workshop;Wireless Networking and Control for Unmanned Autonomous Vehicles, Journal article, 2014)This paper describes field experiments with an X8 Unmanned Aerial Vehicle (UAV) operating as a wireless communication relay while loitering over a REMUS 100 Autonomous Underwater Vehicle (AUV) being at the ocean surface. ... -
Unmanned Aerial Vehicle Mission Planning for Combined Iceberg Detection and Tracking Missions
(Master thesis, 2017)In this master thesis, iceberg detection and tracking by Unmanned Aerial Vehicles has been studied. Currently, most systems for ice management separate these two tasks. However, combining these tasks into a single algorithm ... -
Unmanned Aerial Vehicle(s) Trajectory Planning for Target Searching and Tracking
(Doctoral theses at NTNU;2018:225, Doctoral thesis, 2018)In this thesis, we introduce three trajectory planning algorithms for nonholonomic mobile sensors used for target tracking and the extended problem target searchings and tracking. These problems are motivated by the ... -
Unmanned Aerial Vehicles as Data Mules: An Experimental Assessment
(Journal article; Peer reviewed, 2017)Communication in remote locations, specially in high-latitude regions, such as the Arctic, is challenged by the lack of infrastructures and by the limited availability of resources. However, these regions have high scientific ... -
Unmanned Aircraft Flight Control Aided by Phased-Array Radio Navigation
(Peer reviewed; Journal article, 2020)Navigation systems of safety‐critical unmanned aircraft need an alternative position aiding source to global navigation satellite system. One promising alternative, is position measurements from phased‐array radio systems. ... -
Unmanned vehicle and hyperspectral imager for a more rapid microplastics sampling and analysis.
(Journal article, 2023)In this paper, we present a proof-of-concept study aiming to improve the sampling and analysis of microplastics (MPs) by implementing a novel methodology combining an autonomous surface vehicle and a near-infrared hyperspectral ... -
Unmanned Water Craft Identification and Adaptive Control in Low-Speed and Reversing Regions
(Journal article; Peer reviewed, 2013)This paper treats L1 adaptive hovering control of an unmanned surface vehicle in a station-keeping mode where a region of zero control authority and under-actuation are main challenges. Low-speed and reversing dynamics are ... -
Unscented Kalman Filter Based State and Parameter Estimation in Percussive Drilling Systems
(Chapter, 2020)Down-The-Hole (DTH) percussion tool is recognized for its high average rate of penetration (ROP), when drilling medium hard to very hard rock formations. This ROP which depends on the bit-rock contact conditions at the ... -
Unscented Multi-Point Smoother for Fusion of Delayed Displacement Measurements: Application to Agricultural Robots
(Journal article; Peer reviewed, 2017)Visual Odometry (VO) is increasingly a useful tool for robotic navigation in a variety of applications, including weed removal for agricultural robotics. The methods of evaluating VO are often computationally expensive and ... -
Unsettled Topics in Unmanned Aerial Vehicle Icing
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Unsupervised Anomaly Detection for IoT-Based Multivariate Time Series: Existing Solutions, Performance Analysis and Future Directions
(Peer reviewed; Journal article, 2023)The recent wave of digitalization is characterized by the widespread deployment of sensors in many different environments, e.g., multi-sensor systems represent a critical enabling technology towards full autonomy in ... -
Unsupervised Learning of Motion Patterns for Object Classification in Aquaculture
(Master thesis, 2018)In recent years, computer vision has been used in increasing amounts in aqua culture and will be essential for the development of automated solutions for fish farming. In this thesis we study the possibility of using ... -
Unsupervised methods for in-situ classification of plankton taxa
(Master thesis, 2021)Plankton spiller en enormt viktig rolle i marine økosystemer. De står for om lag halvparten av jordens primærproduksjon i tillegg til å være en fundamental brikke i den marine næringskjeden. Vår forståelse av disse viktige ... -
Unsupervised Object Detection in Images from Maritime Environments
(Master thesis, 2018)Autonomous surface vehicles (ASVs) are likely to revolutionize the maritime industry in the near future. To obtain situation awareness and avoid collisions, information from various types of sensors is needed. Visual cameras ... -
Unsupervised RGB-to-Infrared Image Translation with Generative Models
(Master thesis, 2023)Denne masteroppgaven undersøker anvendelsen av uparede bilde-til-bilde oversettelsesteknikker og generative modeller for å generere syntetiske data for å forbedre milliAmpere 2's autonome systemer. Arbeidet fokuserer ... -
Upgrading the Smartness of Retrofitting Packages Towards Energy-Efficient Residential Buildings in Cold Climate Countries: Two Case Studies
(Peer reviewed; Journal article, 2020)Improving the energy efficiency of existing buildings by implementing building automation control strategies (BACS) besides building envelope and energy system retrofitting has been recommended by the Energy Performance ... -
Use of Augmented Reality in Aquaculture
(Master thesis, 2019)I utvidet virkelighet(eng: Augmented reality) brukes datamaskin-genererte objekter og visualiseringer til å forbedre oppfatningen av virkeligheten, gjennom å legge til mer klarhet og data. I løpet av de siste årene har ... -
Use of Brain Sensing for Operator Training and Interaction with a Control System
(Master thesis, 2015)The aim of this project has been to evaluate the possibility of identifying an operator's mental state from electroencephalography (EEG) signals in a control room setting using a low cost neuroheadset. This has been done ...