Dr. Dan Johan Weydahl Profile

Dr. Dan Johan Weydahl

at Norwegian Defense Research Establishment

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Author

Publications (5)

Proceedings Article | 10 October 2008 Paper

Feature extraction of bridges for change detection in high resolution SAR data

Erich Cadario, Hermann Gross, Horst Hammer, Antje Thiele, Ulrich Thoennessen, Karsten Schulz, Uwe Soergel, Dan Weydahl

Proceedings Volume 7110, 71100I (2008) https://doi.org/10.1117/12.800162

KEYWORDS: Bridges, Synthetic aperture radar, Sensors, Feature extraction, Image segmentation, Reflection, Backscatter, Satellites, Device simulation, Image resolution

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Proceedings Article | 30 October 2007 Paper

Ship traffic monitoring using satellite SAR images in combination with AIS reports

Dan Weydahl, Camilla Brekke, Peter Selvik, Øystein Helleren, Richard Olsen

Proceedings Volume 6749, 67490D (2007) https://doi.org/10.1117/12.738748

KEYWORDS: Synthetic aperture radar, Artificial intelligence, Satellites, Satellite imaging, Earth observing sensors, Sensors, Polarization, Receivers, Target detection, Backscatter

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Proceedings Article | 29 October 2007 Paper

Detection and feature extraction of bridges in airborne and spaceborne SAR image data

Karsten Schulz, Erich Cadario, Hermann Gross, Horst Hammer, Antje Thiele, Ulrich Thoennessen, Uwe Soergel, Dan Weydahl

Proceedings Volume 6749, 67490U (2007) https://doi.org/10.1117/12.739074

KEYWORDS: Bridges, Synthetic aperture radar, Sensors, Feature extraction, Reflection, Satellites, Spatial resolution, Ray tracing, Backscatter, Image resolution

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Proceedings Article | 21 November 1995 Paper

Modeling and simulating SAR backscatter from urban features

Dan Weydahl, Richard Norland, Xavier Becquey

Proceedings Volume 2584, (1995) https://doi.org/10.1117/12.227166

KEYWORDS: Radar, Synthetic aperture radar, Backscatter, Metals, Polarization, Specular reflections, Satellites, Iron, Reflection

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Proceedings Article | 21 December 1994 Paper

Absolute calibration of the fast-delivery SAR product processed at Tromso satellite station

Dan Weydahl

Proceedings Volume 2316, (1994) https://doi.org/10.1117/12.197555

KEYWORDS: Synthetic aperture radar, Calibration, Image processing, Antennas, Transponders, Data processing, Remote sensing, Satellites, Image resolution, Backscatter

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