Mr. Sergej Lebedev Profile

Sergej Lebedev

at Siemens Healthcare GmbH

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Publications (3)

Proceedings Article | 9 March 2018 Presentation + Paper

Stack transition artifact removal for cardiac CT using patch-based similarities

Sergej Lebedev, Eric Fournie, Karl Stierstorfer, Marc Kachelrieß

Proceedings Volume 10573, 105731X (2018) https://doi.org/10.1117/12.2293232

KEYWORDS: Image registration, Heart, Computed tomography, Image quality, Cardiac imaging, Image enhancement

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Proceedings Article | 18 March 2015 Paper

Optimization and image quality assessment of the alpha-image reconstruction algorithm: iterative reconstruction with well-defined image quality metrics

Sergej Lebedev, Stefan Sawall, Stefan Kuchenbecker, Sebastian Faby, Michael Knaup, Marc Kachelrieß

Proceedings Volume 9412, 94120O (2015) https://doi.org/10.1117/12.2082043

KEYWORDS: Image quality, Reconstruction algorithms, Modulation transfer functions, Spatial resolution, Neodymium, Tissues, Optimization (mathematics), Image restoration, Computed tomography, Diagnostics

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Proceedings Article | 18 March 2015 Paper

Multi-dimensional tensor-based adaptive filter (TBAF) for low dose x-ray CT

Michael Knaup, Sergej Lebedev, Stefan Sawall, Marc Kachelrieß

Proceedings Volume 9412, 94123P (2015) https://doi.org/10.1117/12.2081910

KEYWORDS: Image filtering, Digital filtering, Gaussian filters, CT reconstruction, X-rays, X-ray computed tomography, Image restoration, Linear filtering, X-ray imaging, Physics

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