Tobias Knopp

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 46

Top Topics

Image Reconstruction

Imaging Systems

Periodic Motion

Top Venues

IEEE Trans. Medical Imaging

Bildverarbeitung für die Medizin

Publications

Christina Brandt, Tobias Kluth, Tobias Knopp, Lena Westen
Dynamic Image Reconstruction with Motion Priors in Application to Three Dimensional Magnetic Particle Imaging. SIAM J. Imaging Sci. 17 (3) (2024)
Konrad Scheffler, Marija Boberg, Tobias Knopp
Extrapolation of System Matrices in Magnetic Particle Imaging. IEEE Trans. Medical Imaging 42 (4) (2023)
Marija Boberg, Tobias Knopp, Martin Möddel
Unique Compact Representation of Magnetic Fields using Truncated Solid Harmonic Expansions. CoRR (2023)
Tobias Knopp, Marija Boberg, Mirco Grosser
NFFT.jl: Generic and Fast Julia Implementation of the Nonequidistant Fast Fourier Transform. SIAM J. Sci. Comput. 45 (3) (2023)
Christina Brandt, Tobias Kluth, Tobias Knopp, Lena Westen
Dynamic image reconstruction with motion priors in application to 3D magnetic particle imaging. CoRR (2023)
Florian Thieben, Tobias Knopp, Marija Boberg, Fynn Foerger, Matthias Graeser, Martin Möddel
On the Receive Path Calibration of Magnetic Particle Imaging Systems. IEEE Trans. Instrum. Meas. 72 (2023)
Fabian Mohn, Fynn Förger, Florian Thieben, Martin Möddel, Ingo Schmale, Tobias Knopp, Matthias Graeser
Resonant Inductive Coupling Network for Human-Sized Magnetic Particle Imaging. CoRR (2023)
Tobias Knopp, Marija Boberg, Mirco Grosser
NFFT.jl: Generic and Fast Julia Implementation of the Nonequidistant Fast Fourier Transform. CoRR (2022)
Fabian Mohn, Tobias Knopp, Marija Boberg, Florian Thieben, Patryk Szwargulski, Matthias Graeser
Corrections to "System Matrix Based Reconstruction for Pulsed Sequences in Magnetic Particle Imaging". IEEE Trans. Medical Imaging 41 (11) (2022)
Mandy Ahlborg, Thomas Friedrich, Thorsten Göttsche, Vincent Scheitenberger, Reinhard Linemann, Maximilian Wattenberg, Anne T. Buessen, Tobias Knopp, Patryk Szwargulski, Michael G. Kaul, Johannes Salamon, Thorsten M. Buzug, Jörg Barkhausen, Franz Wegner
First Dedicated Balloon Catheter for Magnetic Particle Imaging. IEEE Trans. Medical Imaging 41 (11) (2022)
Tobias Knopp, Mirco Grosser
Warmstart Approach for Accelerating Deep Image Prior Reconstruction in Dynamic Tomography. MIDL (2022)
Fabian Mohn, Tobias Knopp, Marija Boberg, Florian Thieben, Patryk Szwargulski, Matthias Graeser
System Matrix Based Reconstruction for Pulsed Sequences in Magnetic Particle Imaging. IEEE Trans. Medical Imaging 41 (7) (2022)
Ivo M. Baltruschat, Patryk Szwargulski, Florian Griese, Mirco Grosser, René Werner, Tobias Knopp
Abstract: Reduktion der Kalibrierungszeit für die Magnetpartikelbildgebung mittels Deep Learning. Bildverarbeitung für die Medizin (2021)
Mirco Grosser, Tobias Knopp
Efficient Optimization Of Mri Sampling Patterns Using The Bayesian Fisher Information Matrix. ISBI (2021)
Tobias Knopp, Mirco Grosser
MRIReco.jl: An MRI Reconstruction Framework written in Julia. CoRR (2021)
Tobias Knopp, Mirco Grosser, Matthias Graeser, Timo Gerkmann, Martin Möddel
Efficient Joint Estimation of Tracer Distribution and Background Signals in Magnetic Particle Imaging Using a Dictionary Approach. IEEE Trans. Medical Imaging 40 (12) (2021)
Tobias Knopp, Mirco Grosser, Matthias Graeser, Timo Gerkmann, Martin Möddel
Dictionary-Based Background Signal Estimation For Magnetic Particle Imaging. ISBI (2021)
Marija Boberg, Tobias Knopp, Patryk Szwargulski, Martin Möddel
Generalized MPI Multi-Patch Reconstruction Using Clusters of Similar System Matrices. IEEE Trans. Medical Imaging 39 (5) (2020)
Florian Lieb, Tobias Knopp
A Wavelet Based Sparse Row-Action Method for Image Reconstruction in Magnetic Particle Imaging. CoRR (2020)
Mirco Grosser, Martin Möddel, Tobias Knopp
Using Low-Rank Tensors for the Recovery of MPI System Matrices. IEEE Trans. Computational Imaging 6 (2020)
Hannes Albers, Tobias Kluth, Tobias Knopp
A simulation framework for particle magnetization dynamics of large ensembles of single domain particles: Numerical treatment of Brown/Néel dynamics and parameter identification problems in magnetic particle imaging. CoRR (2020)
Nadine Gdaniec, Marija Boberg, Martin Möddel, Patryk Szwargulski, Tobias Knopp
Suppression of Motion Artifacts Caused by Temporally Recurring Tracer Distributions in Multi-Patch Magnetic Particle Imaging. IEEE Trans. Medical Imaging 39 (11) (2020)
Ivo M. Baltruschat, Patryk Szwargulski, Florian Griese, Mirco Grosser, René Werner, Tobias Knopp
3d-SMRnet: Achieving a New Quality of MPI System Matrix Recovery by Deep Learning. MICCAI (2) (2020)
Ivo M. Baltruschat, Leonhard Steinmeister, Hannes Nickisch, Axel Saalbach, Michael Grass, Gerhard Adam, Harald Ittrich, Tobias Knopp
Intelligent Chest X-ray Worklist Prioritization by CNNs: A Clinical Workflow Simulation. CoRR (2020)
Ivo M. Baltruschat, Leonhard Steinmeister, Harald Ittrich, Gerhard Adam, Hannes Nickisch, Axel Saalbach, Jens von Berg, Michael Grass, Tobias Knopp
When Does Bone Suppression And Lung Field Segmentation Improve Chest X-Ray Disease Classification? ISBI (2019)
Ivo M. Baltruschat, Leonhard Steinmeister, Harald Ittrich, Gerhard Adam, Hannes Nickisch, Axel Saalbach, Jens von Berg, Michael Grass, Tobias Knopp
Abstract: Does Bone Suppression and Lung Detection Improve Chest Disease Classification? Bildverarbeitung für die Medizin (2019)
Tobias Knopp, Martin Möddel, Florian Griese, Franziska Werner, Patryk Szwargulski, Nadine Gdaniec, Marija Boberg
MPIFiles.jl: A Julia Package for Magnetic Particle Imaging Files. J. Open Source Softw. 4 (38) (2019)
Ivo Matteo Baltruschat, Patryk Szwargulski, Florian Griese, Mirco Grosser, René Werner, Tobias Knopp
3d-SMRnet: Achieving a new quality of MPI system matrix recovery by deep learning. CoRR (2019)
René Werner, Dominik Weller, Johannes M. Salamon, Martin Möddel, Tobias Knopp
Toward employing the full potential of magnetic particle imaging: exploring visualization techniques and clinical use cases for real-time 3D vascular imaging. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2019)
Patryk Szwargulski, Martin Möddel, Nadine Gdaniec, Tobias Knopp
Efficient Joint Image Reconstruction of Multi-Patch Data Reusing a Single System Matrix in Magnetic Particle Imaging. IEEE Trans. Medical Imaging 38 (4) (2019)
Ivo M. Baltruschat, Hannes Nickisch, Michael Grass, Tobias Knopp, Axel Saalbach
Comparison of Deep Learning Approaches for Multi-Label Chest X-Ray Classification. CoRR (2018)
Patryk Szwargulski, Nadine Gdaniec, Matthias Graeser, Martin Möddel, Florian Griese, Tobias Knopp
Enlarging the field of view in magnetic particle imaging using a moving table approach. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2018)
Ivo M. Baltruschat, Leonhard Steinmeister, Harald Ittrich, Gerhard Adam, Hannes Nickisch, Axel Saalbach, Jens von Berg, Michael Grass, Tobias Knopp
When does Bone Suppression and Lung Field Segmentation Improve Chest X-Ray Disease Classification? CoRR (2018)
Florian Griese, Peter Ludewig, Florian Thieben, Nadine Gdaniec, Tobias Knopp
Imaging and moving magnetic beads with magnetic particle imaging for targeted drug delivery. ISBI (2018)
Mandy Ahlborg, Christian Kaethner, Patryk Szwargulski, Tobias Knopp, Thorsten M. Buzug
Abstract: Patches in Magnetic Particle Imaging. Bildverarbeitung für die Medizin (2018)
Patryk Szwargulski, Nadine Gdaniec, Tobias Knopp
Magnetic-Particle-Imaging mit mehreren Gradientenstärken. Bildverarbeitung für die Medizin (2018)
Patryk Szwargulski, Nadine Gdaniec, Matthias Graeser, Martin Möddel, Florian Griese, Tobias Knopp
Abstract: Erweiterung des Bildgebungsbereiches bei der Magnetpartikelbildgebung durch externe axiale Verschiebungen. Bildverarbeitung für die Medizin (2018)
Martin Storath, Christina Brandt, Martin Hofmann, Tobias Knopp, Johannes Salamon, Alexander Weber, Andreas Weinmann
Edge Preserving and Noise Reducing Reconstruction for Magnetic Particle Imaging. IEEE Trans. Medical Imaging 36 (1) (2017)
Nadine Gdaniec, Matthias Schlüter, Martin Möddel, Michael G. Kaul, K. M. Krishnan, Alexander Schlaefer, Tobias Knopp
Detection and Compensation of Periodic Motion in Magnetic Particle Imaging. IEEE Trans. Medical Imaging 36 (7) (2017)
Leonard Schmiester, Martin Möddel, Wolfgang Erb, Tobias Knopp
Direct Image Reconstruction of Lissajous-Type Magnetic Particle Imaging Data Using Chebyshev-Based Matrix Compression. IEEE Trans. Computational Imaging 3 (4) (2017)
Martin Hofmann, Kevin Bizon, Alexander Schlaefer, Tobias Knopp
Subpixelgenaue Positionsbestimmung in Magnetic-Particle-Imaging. Bildverarbeitung für die Medizin (2016)
Christian Kaethner, Wolfgang Erb, Mandy Ahlborg, Patryk Szwargulski, Tobias Knopp, Thorsten M. Buzug
Non-Equispaced System Matrix Acquisition for Magnetic Particle Imaging Based on Lissajous Node Points. IEEE Trans. Medical Imaging 35 (11) (2016)
Kolja Them, Michael G. Kaul, Caroline Jung, Martin Hofmann, Tobias Mummert, Franziska Werner, Tobias Knopp
Sensitivity Enhancement in Magnetic Particle Imaging by Background Subtraction. IEEE Trans. Medical Imaging 35 (3) (2016)
Franziska Werner, Caroline Jung, Martin Hofmann, Johannes Salamon, René Werner, Dennis Säring, Michael G. Kaul, Kolja Them, Oliver M. Weber, Tobias Mummert, Gerhard Adam, Harald Ittrich, Tobias Knopp
Geometrieplanung und Bildregistrierung mittels bimodaler Fiducial-Marker für Magnetic Particle Imaging. Bildverarbeitung für die Medizin (2016)
Caroline Jung, Johannes Salamon, Martin Hofmann, Michael G. Kaul, Gerhard Adam, Harald Ittrich, Tobias Knopp
MPI as high temporal resolution imaging technique for in vivo bolus tracking of Ferucarbotran in mouse model. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2016)
Tobias Knopp
Multithreading-Support für die Programmiersprache Julia. Bildverarbeitung für die Medizin (2015)
Tobias Knopp
Experimental multi-threading support for the Julia programming language. HPTCDL@SC (2014)
Tobias Knopp, Alexander Weber
Sparse Reconstruction of the Magnetic Particle Imaging System Matrix. IEEE Trans. Medical Imaging 32 (8) (2013)
Marlitt Erbe, Tobias Knopp, Sven Biederer, Timo Sattel, Thorsten M. Buzug
Experimentelle Validierung des Konzeptes einer feldfreie Linie für Magnetic-Particle-Imaging anhand von Magnetfeldmessungen. Bildverarbeitung für die Medizin (2011)
Matthias Weber, Timo Sattel, Tobias Knopp, Bernhard Gleich, Jörn Borgert, Thorsten M. Buzug
Optimierung einer Permanentmagnetgeometrie zur Generierung eines Selektionsfeldes für Magnetic-Particle-Imaging. Bildverarbeitung für die Medizin (2011)
Tobias Knopp, Sven Biederer, Timo Sattel, Marlitt Erbe, Thorsten M. Buzug
Über das Auflösungsvermögen von Magnetic-Particle-Imaging. Bildverarbeitung für die Medizin (2011)
Tobias Knopp, Sven Biederer, Timo Sattel, Marlitt Erbe, Thorsten M. Buzug
Prediction of the Spatial Resolution of Magnetic Particle Imaging Using the Modulation Transfer Function of the Imaging Process. IEEE Trans. Medical Imaging 30 (6) (2011)
Tobias Knopp, Timo Sattel, Sven Biederer, Jürgen Weizenecker, Bernhard Gleich, Jörn Borgert, Thorsten M. Buzug
Receive coil array for magnetic particle imaging. ISBI (2011)
Sven Biederer, Timo Sattel, Tobias Knopp, Thorsten M. Buzug
Variable Trajektoriendichte für Magnetic Particle Imaging. Bildverarbeitung für die Medizin (2010)
Tobias Knopp, Timo Sattel, Sven Biederer, Jürgen Rahmer, Jürgen Weizenecker, Bernhard Gleich, Jörn Borgert, Thorsten M. Buzug
Model-Based Reconstruction for Magnetic Particle Imaging. IEEE Trans. Medical Imaging 29 (1) (2010)
Tobias Knopp, Sven Biederer, Timo Sattel, Jürgen Weizenecker, Bernhard Gleich, Jörn Borgert, Thorsten M. Buzug
Rekonstruktion von Magnetic Particle Imaging Daten mittels einer modellierten Systemfunktion. Bildverarbeitung für die Medizin (2010)
Tobias Knopp, Timo Sattel, Sven Biederer, Jürgen Weizenecker, Bernhard Gleich, Jörn Borgert, Thorsten M. Buzug
Trajektoriendichte bei Magnetic Particle Imaging. Bildverarbeitung für die Medizin (2009)
Tobias Knopp, Holger Eggers, Hannes Dahnke, Jürgen Prestin, Julien Sénégas
Iterative Off-Resonance and Signal Decay Estimation and Correction for Multi-Echo MRI. IEEE Trans. Medical Imaging 28 (3) (2009)
Bärbel Kratz, Tobias Knopp, Jan Müller, May Oehler, Thorsten M. Buzug
Non-equispaced Fourier Transform Vs. Polynomial-Based Metal Artifact Reduction in Computed Tomography. Bildverarbeitung für die Medizin (2008)
Tobias Knopp, Stefan Kunis, Daniel Potts
A Note on the Iterative MRI Reconstruction from Nonuniform k-Space Data. Int. J. Biomed. Imaging 2007 (2007)
Holger Eggers, Tobias Knopp, Daniel Potts
Field Inhomogeneity Correction Based on Gridding Reconstruction for Magnetic Resonance Imaging. IEEE Trans. Medical Imaging 26 (3) (2007)