Prof. Klaus Dietz Tönnies Profile

Prof. Klaus Dietz Tönnies

PhD at Otto-von-Guericke-Univ Magdeburg

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Publications (23)

Proceedings Article | 10 March 2020 Paper

Christian Neumann, Klaus Tönnies, Regina Pohle-Fröhlich

Proceedings Volume 11313, 113132N (2020) https://doi.org/10.1117/12.2548576

KEYWORDS: Cameras, Image registration, Distance measurement, Network architectures, Magnetic resonance imaging, Image processing, Rigid registration, Machine learning

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Proceedings Article | 19 February 2013 Paper

Poisson shot noise parameter estimation from a single scanning electron microscopy image

Stephen Kockentiedt, Klaus Tönnies, Erhardt Gierke, Nico Dziurowitz, Carmen Thim, Sabine Plitzko

Proceedings Volume 8655, 86550N (2013) https://doi.org/10.1117/12.2008374

KEYWORDS: Scanning electron microscopy, Signal to noise ratio, Interference (communication), Image processing, Tin, Silicon, Signal processing, Nanoparticles, Image filtering, Statistical analysis

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Proceedings Article | 25 February 2012 Paper

Motion compensation of ultrasonic perfusion images

Sebastian Schäfer, Kim Nylund, Odd H. Gilja, Klaus Tönnies

Proceedings Volume 8320, 83200X (2012) https://doi.org/10.1117/12.911236

KEYWORDS: Image registration, Ultrasonography, Magnetorheological finishing, Tissues, Medical imaging, Data acquisition, Image segmentation, Ultrasonics, Temporal resolution, Statistical analysis

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Proceedings Article | 23 February 2012 Paper

Detection of cerebral aneurysms in MRA, CTA and 3D-RA data sets

Clemens Hentschke, Oliver Beuing, Rosa Nickl, Klaus Tönnies

Proceedings Volume 8315, 83151I (2012) https://doi.org/10.1117/12.911212

KEYWORDS: Angiography, Image segmentation, Cerebral aneurysms, Image filtering, Image processing algorithms and systems, Visualization, Computer aided diagnosis and therapy, 3D image processing, Data modeling, X-ray imaging

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Proceedings Article | 2 March 2011 Paper

Estimating blood flow velocity in angiographic image data

Clemens Hentschke, Steffen Serowy, Gábor Janiga, Georg Rose, Klaus Tönnies

Proceedings Volume 7964, 79640Y (2011) https://doi.org/10.1117/12.878019

KEYWORDS: Blood circulation, Angiography, Velocity measurements, Arteries, Image registration, Image segmentation, 3D image processing, X-rays, Data acquisition, Data modeling

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Proceedings Article | 10 March 2006 Paper

Automatic generation of dynamic 3D models for medical segmentation tasks

Lars Dornheim, Jana Dornheim, Klaus Tönnies

Proceedings Volume 6144, 614403 (2006) https://doi.org/10.1117/12.654153

KEYWORDS: 3D modeling, Image segmentation, 3D image processing, Data modeling, 3D acquisition, Lithium, Medical imaging, Image processing, Information technology, Statistical modeling

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Proceedings Article | 12 May 2004 Paper

Segmentation of the left ventricle in 4D-dSPECT data using free-form deformation of super quadrics

Regina Pohle, Melanie Wegner, Karsten Rink, Klaus Toennies, Anna Celler, Stephan Blinder

Proceedings Volume 5370, (2004) https://doi.org/10.1117/12.535128

KEYWORDS: Image segmentation, Heart, Data modeling, Single photon emission computed tomography, Blood circulation, Data processing, Medical imaging, Visualization, Image resolution, Liver

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Proceedings Article | 30 May 2003 Paper

Interactive visual exploration of dynamic SPECT volume data using hybrid rendering

Manfred Hinz, Regina Pohle, Daniel Walz, Klaus Toennies, Anna Celler

Proceedings Volume 5029, (2003) https://doi.org/10.1117/12.479692

KEYWORDS: Image segmentation, Single photon emission computed tomography, Visualization, Heart, Liver, Data modeling, Eye, Nuclear medicine, Volume rendering, Radioisotopes

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Proceedings Article | 15 May 2003 Paper

Segmentation of 3D medical image data sets with a combination of region-based initial segmentation and active surfaces

Regina Pohle, Thomas Behlau, Klaus Toennies

Proceedings Volume 5032, (2003) https://doi.org/10.1117/12.480839

KEYWORDS: Image segmentation, Medical imaging, 3D modeling, 3D image processing, Liver, Image processing, Computed tomography, Image resolution, Data modeling, Image analysis

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Proceedings Article | 15 May 2003 Paper

Scatter segmentation in dynamic SPECT images using principal component analysis

Klaus Toennies, Anna Celler, Stephan Blinder, Torsten Möller, Ronald Harrop

Proceedings Volume 5032, (2003) https://doi.org/10.1117/12.480172

KEYWORDS: Image segmentation, Liver, Heart, Principal component analysis, Single photon emission computed tomography, Photons, Tissues, Diagnostics, Data modeling, Image processing

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Proceedings Article | 22 May 2002 Paper

Horizon correlation across faults guided by geological constraints

Melanie Aurnhammer, Klaus Toennies

Proceedings Volume 4667, (2002) https://doi.org/10.1117/12.467992

KEYWORDS: Genetic algorithms, Image segmentation, Model-based design, Reflectors, Data modeling, Detection and tracking algorithms, Stochastic processes, Reliability, Image analysis, Image processing algorithms and systems

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Proceedings Article | 17 May 2002 Paper

Region-based interactive 3D image analysis of structures in medical data by hybrid rendering

Manfred Hinz, Regina Pohle, Hoen-oh Shin, Klaus Toennies

Proceedings Volume 4681, (2002) https://doi.org/10.1117/12.466942

KEYWORDS: Image segmentation, Volume rendering, Tumors, Liver, 3D image processing, Visualization, Image analysis, Analytical research, Opacity, Binary data

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Proceedings Article | 9 May 2002 Paper

Three-level evaluation process for segmentation methods in medical imaging

Regina Pohle, Klaus Toennies

Proceedings Volume 4684, (2002) https://doi.org/10.1117/12.467169

KEYWORDS: Image segmentation, Image processing, Medical imaging, Data modeling, Liver, Visualization, Image acquisition, Image quality, Visual process modeling, Visual analytics

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Proceedings Article | 9 May 2002 Paper

Fusing Markov random fields with anatomical knowledge and shape-based analysis to segment multiple sclerosis white matter lesions in magnetic resonance images of the brain

Stephan AlZubi, Klaus Toennies, N. Bodammer, Herman Hinrichs

Proceedings Volume 4684, (2002) https://doi.org/10.1117/12.467160

KEYWORDS: Image segmentation, Brain, Magnetism, Neuroimaging, Tissues, Image processing algorithms and systems, Magnetorheological finishing, Fuzzy logic, Image registration, Binary data

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Proceedings Article | 3 July 2001 Paper

Segmentation of medical images using adaptive region growing

Regina Pohle, Klaus Toennies

Proceedings Volume 4322, (2001) https://doi.org/10.1117/12.431013

KEYWORDS: Image segmentation, Medical imaging, Computed tomography, Image processing algorithms and systems, Image processing, Signal to noise ratio, Magnetic resonance imaging, Abdomen, Data modeling, X-ray computed tomography

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Proceedings Article | 3 July 2001 Paper

Active double-contour for segmentation of vessels in digital subtraction angiography

Manfred Hinz, Klaus Toennies, Markus Grohmann, Regina Pohle

Proceedings Volume 4322, (2001) https://doi.org/10.1117/12.431040

KEYWORDS: Signal to noise ratio, Image segmentation, Angiography, Statistical analysis, Data modeling, Image filtering, Convolution, Electronic filtering, Medical imaging, Image processing

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Proceedings Article | 6 June 2000 Paper

Shape-based enhancement of vascular structures in digital subtraction angiography images using local covariance information

Klaus Toennies, Luca Remonda, Regina Pohle

Proceedings Volume 3979, (2000) https://doi.org/10.1117/12.387724

KEYWORDS: Angiography, Image processing, Image segmentation, Anisotropic diffusion, Image enhancement, Reliability, Neodymium, Signal to noise ratio, Absorption, Algorithm development

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Proceedings Article | 24 June 1998 Paper

Combining extraction and 3D reconstruction of vessel center lines in biplane subtraction angiography

Klaus Toennies, Luca Remonda, David Koster

Proceedings Volume 3338, (1998) https://doi.org/10.1117/12.310928

KEYWORDS: Image segmentation, 3D image processing, Calibration, Angiography, Imaging systems, X-ray sources, Computing systems, 3D modeling, Bone, Convolution

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Proceedings Article | 7 May 1997 Paper

Accuracy of distance measurements in biplane angiography

Klaus Toennies, Satoru Oishi, David Koster, Gerhard Schroth

Proceedings Volume 3031, (1997) https://doi.org/10.1117/12.273907

KEYWORDS: Distortion, Image intensifiers, Angiography, 3D image processing, Distance measurement, X-ray sources, Imaging systems, 3D metrology, Data corrections, Optical spheres

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Proceedings Article | 7 May 1997 Paper

Volume rendering for interactive 3D segmentation

Klaus Toennies, Claus Derz

Proceedings Volume 3031, (1997) https://doi.org/10.1117/12.273941

KEYWORDS: 3D displays, Visualization, 3D image processing, Image segmentation, Volume rendering, Visual analytics, Image analysis, Medical imaging, Visual communications, Bone

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Proceedings Article | 15 April 1996 Paper

Exploration of 3D medical data using combined emission and reflection volume rendering

Klaus Toennies, Sandra Bock

Proceedings Volume 2707, (1996) https://doi.org/10.1117/12.238467

KEYWORDS: Volume rendering, Visualization, Reflection, Atmospheric particles, RGB color model, Absorption, Light sources, Opacity, Transparency, Light

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Proceedings Article | 11 May 1994 Paper

Image segmentation by stochastically relaxing contour fitting

Klaus Toennies, Daniel Rueckert

Proceedings Volume 2167, (1994) https://doi.org/10.1117/12.175066

KEYWORDS: Image segmentation, Stochastic processes, Image processing, Signal to noise ratio, Image processing algorithms and systems, Algorithms, Annealing, Metals, Chemical species, Medical imaging

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Proceedings Article | 1 May 1991 Paper

Application of a discrete-space representation to three-dimensional medical imaging

Klaus Toennies, Uwe Tronnier

Proceedings Volume 1444, (1991) https://doi.org/10.1117/12.45151

KEYWORDS: 3D modeling, 3D image processing, Image segmentation, Medical imaging, 3D displays, Bone, Tumors, Data modeling, Brain, Chemical elements

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Showing 5 of 23 publications

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