Search Results - "Bryne, Torleiv H"

On the Usage of Low-Cost MEMS Sensors, Strapdown Inertial Navigation, and Nonlinear Estimation Techniques in Dynamic Positioning by Rogne, Robert H., Bryne, Torleiv H., Fossen, Thor I., Johansen, Tor A.

“…In this article, we suggest that a strapdown inertial navigation system based on microelectromechanical system (MEMS) inertial sensors is a useful addition to…”
Get full text

From Do-It-Yourself Design to Discovery: A Comprehensive Approach to Hyperspectral Imaging from Drones by Hasler, Oliver, Løvås, Håvard S., Oudijk, Adriënne E., Bryne, Torleiv H., Johansen, Tor Arne

“…This paper presents an innovative, holistic, and comprehensive approach to drone-based imaging spectroscopy based on a small, cost-effective, and lightweight…”
Get full text

Outdoor Navigation Using Bluetooth Angle-of-Arrival Measurements by Sollie, Martin L., Gryte, Kristoffer, Bryne, Torleiv H., Johansen, Tor Arne

“…The introduction of direction finding in the Bluetooth standard enabled the use of antenna arrays for locating Bluetooth devices, using carrier phase…”
Get full text

Reducing Ground Reflection Multipath Errors for Bluetooth Angle-of-Arrival Estimation by Combining Independent Antenna Arrays by Sollie, Martin L., Bryne, Torleiv H., Gryte, Kristoffer, Johansen, Tor Arne

“…For outdoor navigation using Bluetooth direction finding, elevation angle estimate errors due to ground reflection multipath interference is a significant…”
Get full text

Navigation Algorithm-Agnostic Integrity Monitoring based on Solution Separation with Constrained Computation Time and Sensor Noise Overbounding by Bosdelekidis, Vasileios, Bryne, Torleiv H., Sokolova, Nadezda, Johansen, Tor A.

“…Integrity monitoring (IM) in autonomous navigation has been extensively researched, but currently available solutions are mainly applicable to specific…”
Get full text

Unmanned aircraft flight control aided by phased‐array radio navigation by Gryte, Kristoffer, Bryne, Torleiv H., Johansen, Tor A.

“…Navigation systems of safety‐critical unmanned aircraft need an alternative position aiding source to global navigation satellite system. One promising…”
Get full text

Underwater Position and Attitude Estimation Using Acoustic, Inertial, and Depth Measurements by Jorgensen, Erlend Kvinge, Fossen, Thor I., Bryne, Torleiv H., Schjolberg, Ingrid

“…This article considers the problem of constructing an observer for estimating position, velocity, attitude, underwater wave speed, rate sensor bias, and…”
Get full text

Globally stable velocity estimation using normalized velocity measurement by Bjørne, Elias, Brekke, Edmund F, Bryne, Torleiv H, Delaune, Jeff, Johansen, Tor Arne

“…The problem of estimating velocity from a monocular camera and calibrated inertial measurement unit (IMU) measurements is revisited. For the presented setup,…”
Get full text

Camera-Based Tracking of Floating Objects using Fixed-wing UAVs by Helgesen, Håkon Hagen, Bryne, Torleiv H., Wilthil, Erik F., Johansen, Tor Arne

“…This article concerns tracking of floating objects using fixed-wing UAVs with a monocular thermal camera. Target tracking from an agile aerial vehicle is…”
Get full text

Solution Separation-based Integrity Monitor for Integrated GNSS/IMU/Camera Navigation: Constraining the Hypothesis Space With Deep Learning by Bosdelekidis, Vasileios, Johansen, Tor A., Sokolova, Nadezda, Bryne, Torleiv H.

“…This article introduces a method utilizing deep learning in typical Multiple Hypothesis Solution Separation (MHSS)-based Integrity Monitors (IMs) of autonomous…”
Get full text

Direct georeferencing for Hyperspectral Imaging of ocean surface by Hasler, Oliver, Lovas, Havard, Bryne, Torleiv H., Johansen, Tor Arne

“…This paper presents a low-cost, low-weight setup for aerial imaging spectroscopy and an effective methodology for direct georeferencing onto the sea surface…”
Get full text

Design of inertial navigation systems for marine craft with adaptive wave filtering aided by triple‐redundant sensor packages by Bryne, Torleiv H., Fossen, Thor I., Johansen, Tor A.

“…Summary Marine craft feedback control systems typically require estimates of position, velocity and heading where the wave‐induced motions should be…”
Get full text

Elevation Angle Redundancy from Barometric Altitude in Multipath-affected Phased Array Radio Navigation of UAVs by Okuhara, Mika, Bryne, Torleiv H., Gryte, Kristoffer, Johansen, Tor Arne

“…Phased Array Radio Systems (PARS) are a promising alternative or backup to Global Navigation Satellite Systems (GNSS) based positioning, offering higher…”
Get full text

Phased Array Radio Navigation: UAV Field Tests During GNSS Jamming by Gryte, Kristoffer, Bryne, Torleiv H., Johansen, Tor A.

“…Phased array radio systems (PARS) on the ground can determine the direction and range to uncrewed aerial vehicles (UAV) that it communicates with. By…”
Get full text

Correlated Process and Measurement Noise in Kalman Filtering Revisited: A Case Study on Initialization and Leveling in Inertial Navigation Systems by Bryne, Torleiv H., Basso, Erlend A., Schmidt-Didlaukies, Henrik M.

“…Derivations of the Kalman filter that ensure optimality with respect to minimum variance typically assume that the process and measurement noise are…”
Get full text

Automatic Recovery of Fixed-Wing Unmanned Aerial Vehicle Using Bluetooth Angle-of-Arrival Navigation by Sollie, Martin L., Gryte, Kristoffer, Bryne, Torleiv H., Johansen, Tor A.

“…We demonstrate that the Bluetooth 5.1 Angle-of-Arrival feature can be used as a navigation system for automatic recovery of a fixed-wing unmanned aerial…”
Get full text

The Syncline Model - Analyzing the Impact of Time Synchronization in Sensor Fusion by Jellum, Erling R., Bryne, Torleiv H., Johansen, Tor Arne, Orlandic, Milica

“…The accuracy of sensor fusion algorithms are limited by either the intrinsic sensor noise, or by the quality of time synchronization of the sensors. While the…”
Get full text

Maritime radar odometry inspired by visual odometry by Flemmen, Henrik D., Mester, Rudolf, Stahl, Annette, Bryne, Torleiv H., Brekke, Edmund Forland

“…Future autonomous ships will need several redundant positioning systems to navigate reliably. Global Navigation Satellite Systems are highly accurate but they…”
Get full text

Lightweight UAV Payload for Image Spectroscopy and Atmospheric Irradiance Measurements by Hasler, Oliver K., Winter, Adrian, Langer, Dennis D., Bryne, Torleiv H., Johansen, Tor Arne

“…This paper presents a low-cost lightweight UAV payload for remote sensing purposes using a small imaging spectrometer made from COTS components. The novel…”
Get full text

Real-time georeferencing of thermal images using small fixed-wing UAVs in maritime environments by Helgesen, Håkon Hagen, Leira, Frederik Stendahl, Bryne, Torleiv H., Albrektsen, Sigurd M., Johansen, Tor Arne

“…This article considers real-time georeferencing using a fixed-wing unmanned aerial vehicle (UAV) with a thermal camera. A flexible system for direct…”
Get full text