Dr. Oleg Tischenko Profile

Dr. Oleg Tischenko

at Helmholtz Zentrum Muenchen GmbH

SPIE Involvement:

Author

Publications (23)

Proceedings Article | 9 March 2018 Paper

Assessment of image quality parameters of a novel micro-CT system compared to a conventional CT geometry

K. Kumar, N. Saeid Nezhad, B Mueller, O. Tischenko , C. Hoeschen

Proceedings Volume 10573, 105732L (2018) https://doi.org/10.1117/12.2293774

KEYWORDS: Modulation transfer functions, Reconstruction algorithms, Computed tomography, X-ray computed tomography, Image filtering, CT reconstruction, Imaging systems, Image quality, Monte Carlo methods

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Proceedings Article | 9 March 2017 Paper

Novel method to calibrate CT scanners with a conic probe body

O. Tischenko, N. Saeednejad, C. Hoeschen

Proceedings Volume 10132, 101322Q (2017) https://doi.org/10.1117/12.2254081

KEYWORDS: Calibration, Computed tomography, Scanners, Tomography, Cones, Sensors, Error analysis, X-ray computed tomography, Edge detection, Manufacturing, Imaging systems, X-ray sources, Monte Carlo methods

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Proceedings Article | 19 March 2014 Paper

Development and evaluation of a novel designed breast CT system

Claudia Braun, Helmut Schlattl, Oleg Tischenko, Olaf Dietrich, Christoph Hoeschen

Proceedings Volume 9033, 903311 (2014) https://doi.org/10.1117/12.2043769

KEYWORDS: Breast, Sensors, Scanners, X-ray computed tomography, Computer aided design, Tissues, X-rays, Reconstruction algorithms, Monte Carlo methods, Image quality standards

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Proceedings Article | 6 March 2013 Paper

Mask collimation meets high-efficient data acquisition: a novel design of a low-dose-CT-Scanner for breast-imaging

Claudia Braun, Oleg Tischenko, Roswitha Giedl-Wagner, Helmut Schlattl, Christoph Hoeschen

Proceedings Volume 8668, 86684H (2013) https://doi.org/10.1117/12.2007832

KEYWORDS: Sensors, Laser cutting, Tungsten, Collimators, Collimation, X-rays, Scanners, Data acquisition, X-ray computed tomography, Monte Carlo methods

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Proceedings Article | 3 March 2012 Paper

Comparison between a new reconstruction algorithm (OPED) and filtered backprojection (FBP) for MDCT data

Bernhard Renger, Peter Noël, Oleg Tischenko, Ernst Rummeny, Christoph Hoeschen

Proceedings Volume 8313, 83133K (2012) https://doi.org/10.1117/12.911214

KEYWORDS: Reconstruction algorithms, Modulation transfer functions, Scanners, Optical filters, Diagnostics, Fluctuations and noise, Image quality, Prototyping, Computed tomography, C++

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Proceedings Article | 3 March 2012 Paper

The CTDOR geometry: an optimized data treatment to demonstrate its potential

Claudia Brunner, Oleg Tischenko, Hugo de las Heras, Bernhard Renger, Helmut Schlattl, Christoph Hoeschen

Proceedings Volume 8313, 83132M (2012) https://doi.org/10.1117/12.908231

KEYWORDS: Sensors, Fluctuations and noise, Photons, Image quality, X-ray computed tomography, Computed tomography, Data acquisition, Reconstruction algorithms, Medical imaging, Lead

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Proceedings Article | 23 March 2010 Paper

Properties of a parameterization of radon projection by the reconstruction on circular disc

O. Tischenko, A. Schegerer, Y. Xu, C. Hoeschen

Proceedings Volume 7622, 76222F (2010) https://doi.org/10.1117/12.845252

KEYWORDS: Fluctuations and noise, Reconstruction algorithms, Radon, Monte Carlo methods, Computed tomography, Tomography, Medical imaging, Convolution, X-ray sources, Data acquisition

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Proceedings Article | 14 March 2009 Paper

Dose reduction potential of the scanning geometry CT D'OR: a simulation study

Hugo de las Heras, Oleg Tischenko, Helmut Schlattl, Yuan Xu, Christoph Hoeschen

Proceedings Volume 7258, 72585R (2009) https://doi.org/10.1117/12.813646

KEYWORDS: Sensors, Data acquisition, Fluctuations and noise, Computed tomography, Reconstruction algorithms, Modulation transfer functions, Photons, Monte Carlo methods, Image quality, Collimation

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Proceedings Article | 14 March 2009 Paper

Fast implementation of the image reconstruction algorithm OPED

Yuan Xu, Oleg Tischenko, Christoph Hoeschen

Proceedings Volume 7258, 72585F (2009) https://doi.org/10.1117/12.813855

KEYWORDS: Reconstruction algorithms, Neodymium, Algorithm development, Image restoration, Radon, Surgery, X-rays, Algorithms, Medical imaging, Radon transform

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Proceedings Article | 14 March 2009 Paper

A new design for a micro-CT scanner

Matthias Klaften, Alexander Schegerer, Oleg Tischenko, Yuan Xu, Thomas Förster, Martin Hrabé de Angelis, Christoph Hoeschen

Proceedings Volume 7258, 72585D (2009) https://doi.org/10.1117/12.813790

KEYWORDS: Scanners, Reconstruction algorithms, Modulation transfer functions, Sensors, Monte Carlo methods, Data acquisition, X-rays, Algorithm development, Photons, Image restoration

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Proceedings Article | 14 March 2009 Paper

Reduction of aliasing artifacts in tomographic images

Oleg Tischenko, Yuan Xu, Thomas Goetzfried, Ludwig Bogner, Christoph Hoeschen

Proceedings Volume 7258, 72583F (2009) https://doi.org/10.1117/12.813825

KEYWORDS: Reconstruction algorithms, Computed tomography, Sensors, Tomography, Positron emission tomography, Radon, Monte Carlo methods, Scanners, CT reconstruction, Superposition

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Proceedings Article | 3 April 2008 Paper

Experimental proof of an idea for a CT-scanner with dose reduction potential

Hugo de las Heras, Oleg Tischenko, Bernhard Renger, Yuan Xu, Christoph Hoeschen

Proceedings Volume 6913, 691307 (2008) https://doi.org/10.1117/12.769424

KEYWORDS: Sensors, Data acquisition, Reconstruction algorithms, Prototyping, Image quality, Fluctuations and noise, X-ray computed tomography, Collimation, Medical imaging, X-rays

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Proceedings Article | 28 March 2007 Paper

Modeling and testing of a non-standard scanning device with dose reduction potential

Hugo de las Heras, Oleg Tischenko, Werner Panzer, Yuan Xu, Christoph Hoeschen

Proceedings Volume 6510, 65103R (2007) https://doi.org/10.1117/12.705803

KEYWORDS: Sensors, Calibration, Prototyping, Data acquisition, Medical imaging, Fluctuations and noise, Lead, X-rays, Scanners, Reconstruction algorithms

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Proceedings Article | 16 March 2007 Paper

Improvement of the OPED algorithm by means of introducing an integration into the evaluation process

Oleg Tischenko, Yuan Xu, Christoph Hoeschen

Proceedings Volume 6510, 65105I (2007) https://doi.org/10.1117/12.711421

KEYWORDS: Tomography, Medical imaging, Computed tomography, Algorithms, Integration, Medical research, Mathematics, Radon, Surgery, Physics

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Proceedings Article | 2 March 2006 Paper

A new reconstruction algorithm for Radon data

Y. Xu, O. Tischenko, C. Hoeschen

Proceedings Volume 6142, 61422A (2006) https://doi.org/10.1117/12.653868

KEYWORDS: Reconstruction algorithms, Radon, X-ray computed tomography, Image resolution, Monte Carlo methods, Fluctuations and noise, X-rays, Image filtering, Image quality, Medical imaging

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Proceedings Article | 2 March 2006 Paper

Modeling of realistic raw data for image reconstruction: quantifying scattering noise in different CT geometries

H. Schlattl, O. Tischenko, C. Hoeschen

Proceedings Volume 6142, 614256 (2006) https://doi.org/10.1117/12.655145

KEYWORDS: Sensors, Scattering, Signal detection, Photons, Monte Carlo methods, X-ray computed tomography, Signal attenuation, Data modeling, Image restoration, Image processing

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Proceedings Article | 2 March 2006 Paper

A new scanning device in CT with dose reduction potential

Oleg Tischenko, Yuan Xu, Christoph Hoeschen

Proceedings Volume 6142, 61422L (2006) https://doi.org/10.1117/12.654463

KEYWORDS: Reconstruction algorithms, Scanners, X-ray computed tomography, Sensors, X-rays, X-ray sources, Fluctuations and noise, Absorption, Computed tomography, Tomography

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Proceedings Article | 29 April 2005 Paper

An artifact-free structure-saving noise reduction using the correlation between two images for threshold determination in the wavelet domain

Oleg Tischenko, Christoph Hoeschen, Egbert Buhr

Proceedings Volume 5747, (2005) https://doi.org/10.1117/12.595863

KEYWORDS: Wavelets, Matrices, Image processing, Denoising, X-rays, Wavelet transforms, X-ray imaging, Lung, Quantum electronics, Signal attenuation

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Proceedings Article | 20 April 2005 Paper

Separating the uncorrelated noise from the correlated detector noise of flat panel systems in order to quantify flat panel noise easily

Christoph Hoeschen, Oleg Tischenko, Bernhard Renger, Kerstin Jungnickel

Proceedings Volume 5745, (2005) https://doi.org/10.1117/12.595758

KEYWORDS: Sensors, Image quality, Chromium, X-rays, X-ray detectors, Denoising, Calibration, Image processing, X-ray imaging, Medical imaging

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Proceedings Article | 20 April 2005 Paper

Testing a wavelet based noise reduction method using computer-simulated mammograms

Christoph Hoeschen, Oleg Tischenko, David Dance, Roger Hunt, Andrew Maidment, Predrag Bakic

Proceedings Volume 5745, (2005) https://doi.org/10.1117/12.595806

KEYWORDS: Mammography, Denoising, Monte Carlo methods, Signal to noise ratio, Wavelets, Sensors, Image processing, Breast, Signal processing, Interference (communication)

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Proceedings Article | 20 April 2005 Paper

Measuring and reconstructing high-resolution high-contrast 3D data of a breast specimen for numerical simulations

Oleg Tischenko, Christoph Hoeschen, Maria Zankl

Proceedings Volume 5745, (2005) https://doi.org/10.1117/12.595839

KEYWORDS: Breast, Sensors, Absorption, X-rays, Data modeling, Numerical simulations, Image processing, Tissues, 3D image reconstruction, Mammography

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Proceedings Article | 6 April 2005 Paper

Investigation of image components affecting the detection of lung nodules in digital chest radiography

Magnus Bath, Markus Hakansson, Sara Borjesson, Christoph Hoeschen, Oleg Tischenko, Francois Bochud, Francis Verdun, Gustaf Ullman, Susanne Kheddache, Anders Tingberg, Lars Gunnar Mansson

Proceedings Volume 5749, (2005) https://doi.org/10.1117/12.595506

KEYWORDS: Lung, Radiography, Chest imaging, Chest, Image processing, X-rays, Sensors, Digital imaging, Medical imaging, X-ray imaging

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Proceedings Article | 5 June 2003 Paper

Measurement of the noise components in the medical x-ray intensity pattern due to overlaying nonrecognizable structures

Oleg Tischenko, Christoph Hoeschen, Olaf Effenberger, Steffen Reissberg, Egbert Buhr, Wilfried Doehring

Proceedings Volume 5030, (2003) https://doi.org/10.1117/12.480007

KEYWORDS: Lung, X-rays, Wavelets, Sensors, Radiography, X-ray imaging, X-ray detectors, Interference (communication), Signal detection, Medical imaging

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Showing 5 of 23 publications

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