Peer Reviewed Journal Publication(s)

  • Hinterer, Fabian; Hubmer, Simon; Jethwa, Prashin; Soodhalter, Kirk M.; van de Ven, Glenn et al. [..] (2023) A Projected Nesterov–Kaczmarz Approach to Stellar Population-Kinematic Distribution Reconstruction in Extragalactic Archaeology. SIAM Journal on Imaging Sciences, Bd. 16 (1), S. 192--222.
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  • Jenny Niebsch, Werner v. Bloh, Kirsten Thonicke, Ronny Ramlau (2023) Accelerated photosythesis routine in LPJmL4. Geoscientifec Model Development, Bd. 16 (1), S. 17-33.
    DOIRISENWBIB
  • Hubmer, Simon; Sherina, Ekaterina; Kindermann, Stefan; Raik, Kemal (2022) A numerical comparison of some heuristic stopping rules for nonlinear Landweber iteration. Electronic Transactions on Numerical Analysis, Bd. 57, S. 216-241.
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  • Krainz, Lisa; Sherina, Ekaterina; Hubmer, Simon; Liu, Mengyang; Drexler, Wolfgang et al. [..] (2022) Quantitative Optical Coherence Elastography: A novel Intensity-based Inversion Method versus Strain-based Reconstructions. IEEE Journal of Selected Topics in Quantum Electronics, Bd. 29 (4), S. 1-16.
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  • Simioni, Matteo; Arcidiacono, Carmelo; Wagner, Roland; Grazian, Andrea; Gullieuszik, Marco et al. [..] (2022) Point spread function reconstruction for SOUL+LUCI LBT data. Journal of Astronomical Telescopes, Instruments, and Systems (JATIS), Bd. 8 (3), S. 038003.
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  • Kolmbauer, Michael; Offner, Günter; Pfau, Ralf Uwe; Pöchtrager, Bernhard (2022) Multirate DAE-simulation and its application in system simulation software for the development of electric vehicles., Bd. 12, S. 1-12.
    RISENWBIB
  • Wagner, R.; Saxenhuber, D.; Ramlau, R.; Hubmer, S. (2022) Direction dependent point spread function reconstruction for multi-conjugate adaptive optics on giant segmented mirror telescopes. Astron. Comput., Bd. 40, S. ARTN 100590.
    DOIRISENWBIB
  • Hubmer, Simon; Ramlau, Ronny; Weissinger, Lukas (2022) On regularization via frame decompositions with applications in tomography. Inverse Probl., Bd. 38 (5), S. ARTN 055003.
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  • Kolmbauer, Michael; Offner, Günter; Pöchtrager, Bernhard (2022) Topological Index Analysis and Its Application to Multi-Physical Systems in System Simulation Software. Progress in Industrial Mathematics: Success Stories, Bd. 5, S. 171-191.
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  • Stadler, Bernadett,; Ramlau, Ronny (2022) Performance of an iterative wavelet reconstructor for the Multi-conjugate Adaptive Optics Relay of the Extremely Large Telescope. Journal of Astronomical Telescopes, Instruments, and Systems, Bd. 8 (2), S. 021503.
    DOIWebsiteRISENWBIB
  • Hubmer, Simon; Ploier, Alexander; Ramlau, Ronny; Fosodeder, Peter; van Frank, Sandrine (2022) A mathematical approach towards THz tomography for non-destructive imaging. Inverse Problems and Imaging, Bd. 16 (1), S. 68-88.
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  • Hinterer, Fabian; Schneider, Magdalena C.; Hubmer, Simon; Lopez-Martinez, Montserrat; Zelger, Philipp et al. [..] (2022) Robust and bias-free localization of individual fixed dipole emitters achieving the Cramer Rao bound for applications in cryo-single molecule localization microscopy. PLoS One, Bd. 17 (2), S. ARTN e0263500.
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  • Gerth, Daniel; Ramlau, Ronny (2021) Estimating Solution Smoothness and Data Noise with Tikhonov Regularization. Numer. Funct. Anal. Optim.
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  • Brunner, Elisabeth; Shatokhina, Julia; Shirazi, Muhammad Faizan; Drexler, Wolfgang; Leitgeb, Rainer et al. [..] (2021) Retinal adaptive optics imaging with a pyramid wavefront sensor. Biomed. Opt. Express, Bd. 12 (10), S. 5969-5990.
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  • Ramlau, Ronny; Soodhalter, Kirk M.; Hutterer, Victoria (2021) SUBSPACE RECYCLING-BASED REGULARIZATION METHODS. SIAM J. Matrix Anal. Appl., Bd. 42 (4), S. 1480-1505.
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  • Fosodeder, Peter; Hubmer, Simon; Ploier, Alexander; Ramlau, Ronny; van Frank, Sandrine et al. [..] (2021) Phase-contrast THz-CT for non-destructive testing. Opt. Express, Bd. 29 (10), S. 15711-15723.
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  • Hubmer, Simon; Ramlau, Ronny (2021) Frame Decompositions of Bounded Linear Operators in Hilbert Spaces with Applications in Tomography. Inverse Problems, Bd. 37 (5), S. 055001.
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  • Stadler, Bernadett; Ramlau, Ronny (2021) An augmented wavelet reconstructor for atmospheric tomography. Electronic Transactions on Numerical Analysis (54), S. S. 256 - 275.
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  • Ramlau, R.; Dykes, L.; Reichel, L.; Soodhalter, K.; Wagner, R. (2021, online: 2020) Lanczos-based fast blind deconvolution methods. Journal of Computational and Applied Mathematics, Bd. Volume 382, S. 113067.
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  • Sherina, E.; Krainz, L.; Hubmer, S.; Drexler, W.; Scherzer, O. (2020) Displacement field estimation from OCT images utilizing speckle information with applications in quantitative elastography. Inverse Problems, Bd. 36 (12), S. 124003.
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  • Hinterer, F.; Hubmer, S.; Ramlau, R. (2020) A note on the minimization of a Tikhonov functional with l 1-penalty. Inverse Problems, Bd. 36 (7), S. 074001.
    DOIWebsiteRISENWBIB
  • Shatokhina, J.; Hutterer, V.; Ramlau, R. (2020) Review on methods for wavefront reconstruction from pyramid wavefront sensor data. Journal of Astronomical Telescopes, Instruments and Systems, Bd. 6 (1), S. 010901.
    DOIWebsiteRISENWBIB
  • Hubmer, Simon; Neubauer, Andreas; Ramlau, Ronny; Voss, H. U. (online: 2020) A conjugate-gradient approach to the parameter estimation problem of magnetic resonance advection imaging. Inverse Problems in Science and Engineering.
    DOIRISENWBIB
  • Pöttinger, Markus; Ramlau, Ronny; Auzinger, Günter (2019) A new Temporal Control Approach for SCAO Systems. Inverse Problems (36(1)), S. 31.
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  • Hutterer, Victoria; Ramlau, Ronny; Shatokhina, Iuliia (2019) Real-time adaptive optics with pyramid wavefront sensors:part II. Accurate wavefront reconstruction using iterative methods. Inverse Problems (35 (2019)), S. 045008 (27pp).
    DOIWebsiteRISENWBIB
  • Ramlau, Ronny; Reichel, Lothar (2019) Error estimates for Arnoldi-Tikhonov regularization for ill-posed operator equations. Inverse Probl., Bd. 35 (5), S. ARTN 055002.
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  • Hutterer, Victoria; Ramlau, Ronny; Shatokhina, Iuliia (2019) Real-time adaptive optics with pyramid wavefront sensors: part I. A theoretical analysis of the pyramid sensor model. Inverse Probl., Bd. 35 (4), S. ARTN 045007.
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  • Hubmer, Simon; Ramlau, Ronny (2018) Nesterov's accelerated gradient method for nonlinear ill-posed problems with a locally convex residual functional. Inverse Probl., Bd. 34 (9), S. ARTN 095003.
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  • Wagner, Roland; Ramlau, Ronny; Hofer, Christoph (2018) Point spread function reconstruction for single-conjugate adaptive optics on extremely large telescopes. Journal of Astronomical Telescopes, Instruments, and Systems, Bd. 4 (4), S. 049003.
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  • Hubmer, Simon; Sherina, Ekaterina; Neubauer, Andreas; Scherzer, Otmar (2018) Lamé Parameter Estimation from Static Displacement Field Measurements in the Framework of Nonlinear Inverse Problems. SIAM J. Imaging Sci., Bd. 11 (2), S. 1268-1293.
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  • S. Hubmer, A. Neubauer, R. Ramlau, H. U. Voss (2018) On the Parameter Estimation Problem of Magnetic Resonance Advection Imaging. Journal of Inverse Problems and Imaging, Bd. 12 (1), S. 175-204.
    DOIWebsiteRISENWBIB
  • V. Hutterer, R. Ramlau (2018) Wavefront reconstruction from nonmodulated pyramid wavefront sensor data using a singular value type expansion. Inverse Problems (34), S. 035002 (19 pp).
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  • Wagner, Roland; Neubauer, Andreas; Ramlau, Ronny (2017) Simulation results for a finite element-based cumulative reconstructor. Journal of Astronomical Telescopes Instruments and Systems, Bd. 3 (4), S. 049001.
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  • Lorenz, Norbert; Offner, Günter; Knaus, Oliver (2017) Thermal analysis of hydrodynamic lubricated journal bearings in internal combustion engines. Proceedings of the Institution of Mechanical Engineers, Part K: Journal of Multi-body Dynamics, Bd. 231 (3), S. 406-419.
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  • R. Ramlau, I. Shatokhina (2017) Convolution and Fourier transform based reconstructors for pyramid wavefront sensor. Applied Optics, Bd. 56 (22), S. 6381-6390.
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  • J. Niebsch, R. Ramlau, K. M. Soodhalter (2017) Solution of coupled differential equations arising from imbalance problems. Electronic Transactions on Numerical Analysis, Bd. 46, S. 89-106.
    WebsiteDownloadRISENWBIB
  • D. Gerth, A. Hofinger, R. Ramlau (2017) On the lifting of deterministic convergence rates for inverse problems with stochastic noise. Journal of Inverse Problems and Imaging (11), S. 663-687.
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  • A.-K. Baum, M. Kolmbauer (2017) Topological solvability and DAE-index conditionsfor mass flow controlled pumps in liquid flow networks. Electr. Trans. Num. Anal. (ETNA), Bd. 46, S. 394-423.
    WebsiteRISENWBIB
  • R. Ramlau, I. Shatokhina (2017) Convolution and Fourier transform based reconstructors for pyramid wavefront sensor. Applied Optics, Bd. 56 (22), S. 6381-6390.
    DOIWebsiteRISENWBIB
  • Neubauer, Andreas; Ramlau, Ronny (2017) A singular value type decomposition for the atmospheric tomography operator. SIAM Journal on Applied Mathematics, Bd. 77, S. 838-853.
    DOIWebsiteRISENWBIB
  • Klann, Esther; Ramlau, Ronny; Sun, Peng (2017) A Mumford-Shah-type approach to simultaneous reconstruction and segmentation for emission tomography problems with Poisson statistics. Journal of Inverse and Ill-Posed Problems, Bd. -, S. 1-22.
    DOIWebsiteDownloadRISENWBIB
  • Ramlau, Ronny; Saxenhuber, Daniela (2016) A gradient-based method of atmospheric tomography. Inverse Problems and Imaging, Bd. 10 (3), S. 781-805.
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  • Motta, M.; Galli, D. E.; Liebrecht, M.; Del Maestro, A.; Cole, M. W. (2016) Quasi-One-Dimensional Electronic States Inside and Outside Helium-Plated Carbon Nanotubes. J. Low Temp. Phys., Bd. 185 (1-2), S. 161-173.
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  • Wagner, Roland; Helin, Tapio; Obereder, Andreas; Ramlau, Ronny (2016) Efficient Reconstruction Method for Ground Layer Adaptive Optics with mixed Natural and Laser Guide Stars. Applied Optics, Bd. 55 (6), S. 1421-1429 <'http://dx.doi.org/10.1364/AO.55.001421'>.
    DOIWebsiteRISENWBIB
  • Raffetseder, Stefan; Ramlau, Ronny; Yudytskiy, Mykhaylo (2016) Optimal mirror deformation for multi conjugate adaptive optics systems. Inverse Problems, Bd. 32 (2), S. 22.
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  • (online: 2015) On fractional Tikhonov regularization., Bd. Vol. 23, S. 611--625.
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  • Lorenz, Norbert; Offner, Günter; Knaus, Oliver (2015) Fast thermo-elasto-hydrodynamic modelling approach for mixed lubricated journal bearings in internal combustion engines. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (SAGE Publications), Bd. 229 (8), S. 962-976.
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  • Kylanpaa, I.; Aichinger, M.; Janecek, S.; Rasanen, E. (2015) Finite-size effects and interactions in artificial graphene formed by repulsive scatterers. J. Phys.-Condes. Matter, Bd. 27 (42), S. ARTN 425501.
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  • Emans, Maximilian (2015) Aggregation algorithms for k-cycle AMG in computational fluid dynamics. Prog. Comput. Fluid Dyn., Bd. 15 (6), S. 9-25.
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  • Gerth, Daniel; Hahn, Bernadette N.; Ramlau, Ronny (2015) The method of the approximate inverse for atmospheric tomography. Inverse Probl., Bd. 31 (6), S. ARTN 065002.
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Book/Monograph

  • Ramlau, R.; Scherzer, O. (2019) 100 years Mathematical Tomography.
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  • A. Binder, M. Aichinger (2013) A Workout in Computational Finance.
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  • 1

Lectures

Lectures

  • 07/12/2022 , Obergurgl
    Ramlau, Ronny
    FEWHA for the MORGEO Instrument
    12th internal SFB Meeting
  • 21/10/2022 , Porto
    Obereder, Andreas
    Stable projection (representation) of wavefronts on modes using regularization without truncation
    Wavefront Sensing in the VLT/ELT era VII

    Website

  • 20/10/2022 , Linz
    Ramlau, Ronny
    Phase-contrast THz-CT for non-destructive testing
    RICAM Special Semester, Workshop 2: Inverse Problems on Small Scales

    Website

  • 18/10/2022 , New Delhi (online)
    Bauer, Klaus-Dieter
    Application of an iterative rheo-linear frequency domain solver to unbalance effects of transmission systems
    IMSD-ACMD 2020 - 6h Joint International Conference on Multibody System Dynamics, 10th Asian Conference on Multibody Dynamics

    Website

  • 17/10/2022 , New Delhi (online)
    Haslinger, Josef
    A linear frequency domain solver workflow for fast simulation of transmission systems
    IMSD-ACMD 2020 - 6h Joint International Conference on Multibody System Dynamics, 10th Asian Conference on Multibody Dynamics

    Website

  • 29/08/2022
    Hutterer, Victoria Neubauer, Andreas Obereder, Andreas Shatokhina, Julia Ramlau, Ronny
    A generalised and nonlinear wavefront estimator for Fourier-type wavefront sensors
    SPIE Adaptive Optics Systems VIII
  • 29/08/2022
    Correia, Carlos Feldt, Markus Steuer, Horst Shatokhina, Julia Obereder, Andreas Neureuther, Philip Kulas, Martin Coppejans, Hugo de Xivry, Gilles Orban Scheithauer, Silvia Bertram, Thomas
    ELT METIS wavefront control strategy
    SPIE Adaptive Optics Systems VIII
  • 19/08/2022 , Aachen
    Bauer, Klaus-Dieter
    A floating frame of reference formulation in frequency domain for application in driveline systems
    92nd Annual Meeting of the International Association of Applied Mathematics and Mechanics

    Website

  • 13/07/2022
    Pfau, Ralf Uwe
    Battery module simulation based on model exchange FMU cell models and its application in multi-physical system simulation software
    SCEE 2022
  • 13/07/2022
    Pöchtrager, Bernhard
    Coupling FMUs to electric circuits in multiphysical system simulation software for the development of electric vehicles
    SCEE 2022
  • 05/07/2022 , Graz, via WebEx
    Bauer, Klaus-Dieter Haslinger, Josef Offner, Günter
    EXCITE PU: Multi-Grid Load Sampling in Frequency Domain Solver
    AST System Demo, EXCITE 23.1a
  • 08/06/2022 , Belgrad
    Ramlau, Ronny
    Regularized Recycling and Subspace Augmentation Methods: Theory and Applications in Adaptive Optics
    Numerical Methods for Large Scale Problems

    Website

  • 02/06/2022 , Berlin
    Pöchtrager, Bernhard
    Coupling Multiphysical Systems in Automotive Simulation Software
    Seminar TU Berlin
  • 26/05/2022 , Cirkewwa
    Ramlau, Ronny
    Regularized Recycling Methods for Linear Inverse Problems with Applications to Adaptive Optics
    10th International Conference "Inverse Problems: Modelling and Simulation"

    Website

  • 26/04/2022 , Dublin
    Ramlau, Ronny
    Inverse Problems and Regularization - an Introduction
    2nd Lanczos Workshop: Continuous and discrete iterative methods for image and signal reconstruction
  • 04/04/2022 , Graz, via WebEx
    Bauer, Klaus-Dieter Haslinger, Josef Offner, Günter
    EXCITE PU EFEAT-749: FDS Enhancement Bundle for R2022.1
    AST System Demo, EXCITE 22.2b
  • 17/01/2022 , Graz, via WebEx
    Bauer, Klaus-Dieter Haslinger, Josef Offner, Günter
    EMO1 Identification Instability
    AST System Demo, EXCITE 22.2a
  • 17/12/2021 , Novosibirsk
    Ramlau, Ronny
    Regularized Recycling Methods for Inverse Problems - Theory and Applications
    ECAM 2021 - Eurasian Conference on Applied Mathematics
  • 01/12/2021 , Valparaiso
    Hutterer, Victoria Neubauer, Andreas, Obereder, Andreas, Shatokhina, Julia Ramlau, Ronny
    A novel nonlinear wavefront reconstruction algorithm for all Fourier-type sensors
    Wavefront Sensing in the VLT/ELT Era VII
  • 01/12/2021 , Valparaiso
    Feldt, M. Correia, C. Steuer, H. Obereder, A. Shatokhina, J. Bertram, T. Hippler, S.
    Wavefront Reconstruction and Closed-Loop Performance of the METIS SCAO System
    Wavefront Sensing in the VLT/ELT Era VII