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Språkvelger

Norsk

Thor Inge Fossen

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Thor Inge Fossen

Professor
Department of Engineering Cybernetics
Faculty of Information Technology and Electrical Engineering

thor.fossen@ntnu.no
+4791897361 Elektro D/B2, D338, Gløshaugen, O. S. Bragstads plass 2D
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About

Thor I. Fossen is a professor of Guidance, Navigation, and Control (GNC) at the NTNU Department of Engineering Cybernetics. He is a key scientist at the Norwegian Centre for Embodied AI (NCEI) and holds a PhD in Engineering Cybernetics as well as an MSc in Marine Technology from NTNU. He has also pursued postgraduate studies in Aeronautics and Astronautics at the University of Washington, Seattle. Fossen is a Fellow of AAIA, IEEE, and IFAC, and is internationally recognized for his work in GNC systems of marine craft, aircraft, and drones.

For more information, please see his home page: https://www.fossen.biz

Textbook:

  • Fossen, T. I. (2021). Handbook of Marine Craft Hydrodynamics and Motion Control, 2nd edition, John Wiley & Sons. Ltd., Chichester, UK.

Selected publications:

  • Fossen, T. I. (2025). Maneuvering Coefficient Estimation from Frequency-Dependent Added Mass and Damping: A Power-Based Approach. Ocean Engineering 341 (Part 1), 122494.
  • Fossen, T. I. and A. P. Aguiar (2024). A Uniform Semiglobal Exponential Stable Adaptive Line-of-Sight (ALOS) Guidance Law for 3-D Path Following. Automatica 163, 111556.
  • Fossen, T. I. (2023). Feedback Error-state Kalman Filter with Time-delay Compensation for Hydroacoustic-aided Inertial Navigation of Underwater Vehicles. Control Engineering Practice 138, 105603.
  • Fossen, T. I. (2023). An Adaptive Line-of-sight (ALOS) Guidance Law for Path Following of Aircraft and Marine Craft. IEEE Transactions on Control Systems Technology 31(6), 2887-2894.
  • Solnør, P., Ø. Volden, K. Gryte, S. Petrovic and T. I. Fossen (2022). Hijacking of Unmanned Surface Vehicles: A Demonstration of Attacks and Countermeasures in the Field. Journal of Field Robotics 39(5), 631-649.

Complete publication list: MySQL Database

Competencies

  • AUV
  • Aerodynamic
  • Artificial intelligence
  • Autonomous ships
  • Autonomous systems
  • Computer science
  • Cybernetics
  • Cybersikkerhet
  • Drones
  • Embedded system
  • Inertial Navigation Systems
  • Management systems
  • Marine hydrodynamics
  • Navigation
  • Program development
  • Robotics
  • Sensor/Embedded System
  • UAV

Research

I conduct research on how to make robots, marine craft, aircraft, and drones more autonomous, robust, and intelligent. My work combines classical mathematical modeling with physics-informed recurrent neural networks (PI-RNN) to develop the next generation of guidance, navigation, and control (GNC) systems. In addition, I work on cybersecurity in autonomous systems, with the aim of protecting against navigation spoofing and hijacking attempts. This includes methods for real-time encryption and signal authentication.

  • ToppForsk@IE: Embodied AI
  • Norwegian Center of Embodied AI (NCEI)

Fossen's modell for marine fartøy

I min PhD-avhandling fra 1991 og Wiley lærebøker har jeg utviklet det som i dag er kjent som Fossen's modell for marine fartøy. Modellen benytter en kompakt matrise-vektor-form og utnytter passivitet, energy og symmetri ved design av GNC-systemer.

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Teaching

Courses

  • TTK4190 - Guidance, Navigation and Control of Marine Craft, Aircraft and Drones
  • TK8109 - Advanced Guidance, Navigation and Control Systems

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