Dr. Ulrich Thoennessen Profile

Dr. Ulrich Thoennessen

at Fraunhofer IOSB

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 10 October 2008 Paper

Reconstruction of residential buildings by detail analysis of multi-aspect InSAR data

Antje Thiele, Erich Cadario, Karsten Schulz, Ulrich Thoennessen, Uwe Soergel

Proceedings Volume 7110, 71100H (2008) https://doi.org/10.1117/12.800145

KEYWORDS: Buildings, Interferometric synthetic aperture radar, Synthetic aperture radar, Interferometry, Sensors, Image segmentation, Phase interferometry, Data modeling, Scattering, Backscatter

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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 | 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 | 17 May 2006 Paper

Assessment of a novel decision and reject method for multi-class problems in a target classification framework for SAR scenarios

Wolfgang Middelmann, Alfons Ebert, Ulrich Thoennessen

Proceedings Volume 6237, 62370P (2006) https://doi.org/10.1117/12.664919

KEYWORDS: Synthetic aperture radar, Image classification, Feature extraction, Target recognition, Optoelectronics, Pattern recognition, Image resolution, Statistical analysis, Optical spheres, Image segmentation

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Proceedings Article | 17 May 2006 Paper

Building recognition from multi-aspect high-resolution interferometric SAR data in urban areas

Antje Thiele, Ulrich Thoennessen, Erich Cadario, Karsten Schulz, Uwe Soergel

Proceedings Volume 6237, 623703 (2006) https://doi.org/10.1117/12.664936

KEYWORDS: Synthetic aperture radar, Interferometric synthetic aperture radar, Image segmentation, Sensors, Interferometry, Scattering, Data modeling, Spatial resolution, Device simulation, Reflectors

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Proceedings Article | 25 May 2005 Paper

Change detection in satellite images

U. Thonnessen, G. Hofele, W. Middelmann

Proceedings Volume 5809, (2005) https://doi.org/10.1117/12.603301

KEYWORDS: Image segmentation, Distance measurement, Image registration, Earth observing sensors, Image processing, Buildings, Air contamination, Roads, Vegetation, Data acquisition

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Proceedings Article | 19 May 2005 Paper

Kernel-machine-based classification in multi-polarimetric SAR data

Wolfgang Middelmann, Alfons Ebert, Ulrich Thoennessen

Proceedings Volume 5808, (2005) https://doi.org/10.1117/12.603333

KEYWORDS: Polarimetry, Synthetic aperture radar, Feature extraction, Image classification, Automatic target recognition, Control systems, Target detection, Algorithm development, Polarization, Image resolution

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Proceedings Article | 12 September 2003 Paper

Classification in high-resolution SAR data

Wolfgang Middelmann, Ulrich Thoennessen

Proceedings Volume 5095, (2003) https://doi.org/10.1117/12.502304

KEYWORDS: Synthetic aperture radar, Feature extraction, Target detection, Software development, Super resolution, Vector spaces, Backscatter, Radar, Control systems, Image classification

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Proceedings Article | 12 September 2003 Paper

Registration of multi-aspect InSAR images

Wolfgang Middelmann, Vadim Pepelka, Ulrich Thoennessen

Proceedings Volume 5095, (2003) https://doi.org/10.1117/12.502306

KEYWORDS: Image registration, Image fusion, Interferometric synthetic aperture radar, Algorithm development, Detection and tracking algorithms, Reliability, Speckle, Synthetic aperture radar, Image processing, Image resolution

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Proceedings Article | 22 July 2003 Paper

Three-dimensional visualization of buildings for urban warfare

Ulrich Thoennessen, Hermann Gross

Proceedings Volume 5101, (2003) https://doi.org/10.1117/12.488114

KEYWORDS: Buildings, Image sensors, 3D modeling, Visualization, Sensors, LIDAR, Warfare, Data modeling, RGB color model, Reconnaissance

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Proceedings Article | 27 August 2001 Paper

Segmentation of moving objects in SAR-MTI data

Karsten Schulz, Uwe Soergel, Ulrich Thoennessen

Proceedings Volume 4382, (2001) https://doi.org/10.1117/12.438208

KEYWORDS: Image segmentation, Synthetic aperture radar, Interferometry, Image processing, Antennas, Signal to noise ratio, Interferometric synthetic aperture radar, Binary data, Velocity measurements, Phase measurement

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Proceedings Article | 27 August 2001 Paper

Segmentation of interferometric SAR data in urban areas

Uwe Soergel, Karsten Schulz, Ulrich Thoennessen

Proceedings Volume 4382, (2001) https://doi.org/10.1117/12.438198

KEYWORDS: Buildings, Image segmentation, Interferometric synthetic aperture radar, Signal to noise ratio, Sensors, Synthetic aperture radar, Antennas, Process modeling, Visualization, Image analysis

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Proceedings Article | 30 March 2000 Paper

Tuning on the fly of structural image analysis algorithms using data mining

Aljoscha Klose, Rudolf Kruse, Hermann Gross, Ulrich Thoennessen

Proceedings Volume 4055, (2000) https://doi.org/10.1117/12.380584

KEYWORDS: Image analysis, Image processing, Neural networks, Distance measurement, Data mining, Sensors, Algorithm development, Databases, Image sensors, Image quality

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Proceedings Article | 14 December 1999 Paper

Automatic geocoding of high-value targets using structural image analysis and GIS data

Uwe Soergel, Ulrich Thoennessen

Proceedings Volume 3871, (1999) https://doi.org/10.1117/12.373246

KEYWORDS: Synthetic aperture radar, Image analysis, Sensors, Geographic information systems, Data modeling, Image registration, Reliability, Image sensors, Remote sensing, Model-based design

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Proceedings Article | 14 December 1999 Paper

Integration of thematic vector data in the analysis of remotely sensed images for reconnaissance

Helmut Schwan, Karsten Schulz, Ulrich Thoennessen

Proceedings Volume 3871, (1999) https://doi.org/10.1117/12.373235

KEYWORDS: Geographic information systems, Image analysis, Image processing, Image classification, Sensors, Reconnaissance, Image segmentation, Model-based design, Databases, Structural analysis

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Proceedings Article | 24 August 1999 Paper

Evaluation framework for ATR algorithms

Stefan Fries, P. Klausmann, U. Jaeger, Gunter Saur, Dieter Willersinn, G. Hofele, Ulrich Thoennessen

Proceedings Volume 3718, (1999) https://doi.org/10.1117/12.359980

KEYWORDS: Algorithm development, Detection and tracking algorithms, Image processing, Image sensors, Sensors, Data acquisition, Software development, Human-machine interfaces, Automatic target recognition, Distance measurement

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Proceedings Article | 4 December 1998 Paper

Reconnaissance of extended targets in SAR image data

Helmut Schwan, R. Schaerf, Ulrich Thoennessen

Proceedings Volume 3500, (1998) https://doi.org/10.1117/12.331860

KEYWORDS: Synthetic aperture radar, Image analysis, Image fusion, Reconnaissance, Speckle, Sensors, Algorithm development, Image processing, Visual process modeling, Image segmentation

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Proceedings Article | 23 June 1997 Paper

Improvement of object classification in image sequences

D. Ernst, H. Gross, D. Stricker, Ulrich Thoennessen

Proceedings Volume 3069, (1997) https://doi.org/10.1117/12.277128

KEYWORDS: Image segmentation, Image classification, Wavelets, Image processing, Automatic target recognition, Detection and tracking algorithms, Chemical elements, Target recognition, Image sensors, Fuzzy logic

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Showing 5 of 18 publications

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