Dr. rer. nat. Tobias Neckel

Address:

Technische Universität München

Institut für Informatik
Boltzmannstrasse 3
85748 Garching b. München
Germany 

Tel: +49-89-289-18632
Fax: +49-89-289-18607
Office: MI 02.05.055
Email: neckel(at) in.tum.de

Office Hours: by arrangement

News

General

Research

Research Topics

  • Uncertainty Quantification
  • Random Differential Equations
  • Efficient numerical algorithms
  • High performance computing
  • Hierarchic and adaptive methods (octrees/spacetrees, sparse grids)
  • Simulation of incompressible fluid flow
  • Fluid-structure interactions

Books

2019

Books / Contributions to Collections

  • Huckle, Thomas; Neckel, Tobias: Bits and Bugs: A Scientific and Historical Review of Software Failures in Computational Science. Society for Industrial and Applied Mathematics, 2019 more… BibTeX

2013

Books / Contributions to Collections

  • Neckel, Tobias; Rupp, Florian: Random Differential Equations in Scientific Computing. Versita, De Gruyter publishing group, 2013 more… BibTeX

2009

Books / Contributions to Collections

  • Neckel, Tobias: The PDE Framework Peano: An Environment for Efficient Flow Simulations. Verlag Dr. Hut, 2009 more… BibTeX

Journals & Conference Publications

2021

Journal Articles

  • Julia Konrad; Ionut-Gabriel Farcas; Benjamin Peherstorfer; Alessandro Di Siena; Frank Jenko; Tobias Neckel; Hans-Joachim Bungartz: Data-driven low-fidelity models for multi-fidelity Monte Carlo sampling in plasma micro-turbulence analysis. Journal of Computational Physics, 2021 more… BibTeX

2020

Journal Articles

  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Jenko, Frank; Neckel, Tobias: Sensitivity-driven adaptive sparse stochastic approximations in plasma microinstability analysis. Journal of Computational Physics 410, 2020, 109394 more… BibTeX Full text ( DOI )
  • Farcas, Ionut-Gabriel; Latz, Jonas; Ullmann, Elisabeth; Neckel, Tobias; Bungartz, Hans-Joachim: Multilevel Adaptive Sparse Leja Approximations for Bayesian Inverse Problems. SIAM Journal on Scientific Computing 42 (1), 2020, A424-A451 more… BibTeX Full text ( DOI )
  • Künzner, Florian; Neckel, Tobias; Bungartz, Hans-Joachim; Dietrich, Felix; Köster, Gerta: Efficient Quantification of Model Uncertainties When De-boarding a Train. Collective Dynamics 5, 2020, A477 more… BibTeX Full text ( DOI )

2019

Journal Articles

  • Alexander vonRamm; Jens Weismüller; Wolfgang Kurtz; Tobias Neckel: Comparing Domain Decomposition Methods for the Parallelization of Distributed Land Surface Models. LNCS, 2019, 197-210 more… BibTeX Full text ( DOI )
  • Florian Künzner; Tobias Neckel; Hans-Joachim Bungartz: Prediction and reduction of runtime in non-intrusive forward UQ simulations. SN Applied Sciences, 2019 more… BibTeX Full text ( DOI )

2018

Journal Articles

  • Farcas, Ionut-Gabriel; Uekermann, Benjamin; Neckel, Tobias; Bungartz, Hans-Joachim: Nonintrusive Uncertainty Analysis of Fluid-structure Interaction with Spatially Adaptive Sparse Grids and Polynomial Chaos Expansion. SIAM Journal on Scientific Computing 40 (2), 2018, B457-B482 more… BibTeX Full text ( DOI )
  • Dietrich, Felix; Künzner, Florian; Neckel, Tobias; Köster, Gerta; Bungartz, Hans-Joachim: FAST AND FLEXIBLE UNCERTAINTY QUANTIFICATION THROUGH A DATA-DRIVEN SURROGATE MODEL. International Journal for Uncertainty Quantification 8 (2), 2018, 175-192 more… BibTeX Full text ( DOI )
  • Riesinger, Christoph; Neckel, Tobias; Rupp, Florian: Non-standard Pseudo Random Number Generators revisited for GPUs. Future Generation Computer Systems 82, 2018, 482-492 more… BibTeX Full text ( DOI )

Conference Papers

  • Farcas, Ionut-Gabriel; Sarbu, Paul-Cristian; Bungartz, Hans-Joachim; Neckel, Tobias; Uekermann, Benjamin: Multilevel adaptive stochastic collocation with dimensionality reduction. Sparse Grids and Applications - Miami 2016 (Lecture Notes in Computational Science and Engineering 123), Springer International Publishing, 2018, 43-68 more… BibTeX
  • T. Görler; A. D. Siena; H. Doerk; T. Happel; S. Freethy; I.-G. Farcas; A. B. Navarro; R. Bilato; A. Bock; J. Citrin; G. Conway; A. Creely; P. Hennequin; F. Jenko; T. Johnson; C. Lechte; T. Neckel; E. Poli; M. Schneider; E. Sonnendruecker; J. Stober; A. White; ASDEX-Upgrade-Team; JET-Contributors: En route to high-performance discharges: Insights & guidance from high-realism gyrokinetics. 27th IAEA Fusion Energy Conference (FEC 2018), International Atomic Energy Agency (IAEA), 2018 more… BibTeX Full text (mediaTUM)

2017

Journal Articles

  • Jarema, Denis; Bungartz, Hans-Joachim; Görler, Tobias; Jenko, Frank; Neckel, Tobias; Told, Daniel: Block-Structured Grids in Full Velocity Space for Eulerian Gyrokinetic Simulations. Computer Physics Communications 215, 2017, 49 - 62 more… BibTeX Full text ( DOI )

2016

Journal Articles

  • Riesinger, Christoph; Neckel, Tobias; Rupp, Florian: Solving Random Ordinary Differential Equations on GPU Clusters using multiple Levels of Parallelism. SIAM Journal on Scientific Computing 38 (4), 2016, C372-C402 more… BibTeX Full text ( DOI )
  • Schreiber, Martin; Neckel, Tobias; Bungartz, Hans-Joachim: Evaluation of an Efficient Stack-RLE Clustering Concept for Dynamically Adaptive Grids. SIAM Journal on Scientific Computing 38 (6), 2016, C678-C712 more… BibTeX Full text ( DOI )
  • von Sivers, Isabella; Templeton, A.; Künzner, Florian; Köster, Gerta; Drury, J.; Philippides, A.; Neckel, Tobias; Bungartz, Hans-Joachim: Modelling social identification and helping in evacuation simulation. Safety Science 89, 2016, 288-300 more… BibTeX Full text ( DOI )

2015

Journal Articles

  • Jarema, Denis; Bungartz, Hans-Joachim; Görler, Tobias; Jenko, Frank; Neckel, Tobias; Told, Daniel: Block-structured grids for Eulerian gyrokinetic simulations. Computer Physics Communications 198, 2015, 105-117 more… BibTeX Full text ( DOI )

Conference Papers

  • Riesinger, Christoph; Neckel, Tobias: A Runtime/Memory Trade-off of the Continuous Ziggurat Method on GPUs. Proceedings of the 2015 International Conference on High Performance Computing & Simulation (HPCS'15), 2015 more… BibTeX

2014

Journal Articles

  • Schreiber, Martin; Riesinger, Christoph; Neckel, Tobias; Bungartz, Hans-Joachim; Breuer, Alexander: Invasive Compute Balancing for Applications with Shared and Hybrid Parallelization. International Journal of Parallel Programming 43 (6), 2014, 1004-1027 more… BibTeX

Conference Papers

  • Lieb, Michael; Neckel, Tobias; Schöps, Thomas; Bungartz, Hans-Joachim: Efficient Global Element Indexing for Parallel Adaptive Flow Solvers. Procedia Computer Science, Elsevier, 2014 more… BibTeX
  • Riesinger, Christoph; Neckel, Tobias; Rupp, Florian; Parra Hinojosa, Alfredo; Bungartz, Hans-Joachim: GPU Optimization of Pseudo Random Number Generators for Random Ordinary Differential Equations. Proceedings of the International Conference on Computational Science (ICCS'14), 2014 more… BibTeX

2013

Journal Articles

  • Neumann, Philipp; Neckel, Tobias: A dynamic mesh refinement technique for Lattice Boltzmann simulations on octree-like grids. Computational Mechanics 51 (2), 2013, 237-253 more… BibTeX

Conference Papers

  • Schreiber, Martin; Riesinger, Christoph; Neckel, Tobias; Bungartz, Hans-Joachim: Invasive Compute Balancing for Applications with Hybrid Parallelization. Proceedings of the 25th International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD'13), 2013 more… BibTeX

2012

Journal Articles

  • Neumann, Philipp; Bungartz, Hans-Joachim; Mehl, Miriam; Neckel, Tobias; Weinzierl, Tobias: A Coupled Approach for Fluid Dynamic Problems Using the PDE Framework Peano. Commun. Comput. Phys. 12 (1), 2012, 65-84 more… BibTeX

Conference Papers

  • Eckhardt, Wolfgang; Neckel, Tobias: Memory-Efficient Implementation of a Rigid-Body Molecular Dynamics Simulation. Proceedings of the 11th International Symposium on Parallel and Distributed Computing - ISPDC 2012, IEEE, 2012 more… BibTeX
  • Gatzhammer, Bernhard; Mehl, Miriam; Neckel, Tobias: A coupling environment for partitioned multiphysics simulations applied to fluid-structure interaction scenarios. Proceedings of the International Conference on Computational Science (ICCS 2010) (Procedia Computer Science 1), Elsevier, 2012 more… BibTeX
  • Lieb, Michael; Mehl, Miriam; Neckel, Tobias; Unterweger, Kristof: HPC Fluid Flow Simulations in Porous Media Geometries. Seventh International Conference on Computational Fluid Dynamics, 2012 more… BibTeX
  • Lieb, Michael; Neckel, Tobias; Bungartz, Hans-Joachim; Sun, Shuyu: Towards a Navier Stokes-Darcy Upscaling Based on Permeability Tensor Computation. Proceedings of the International Conference on Computational Science (Proceedings of the International Conference on Computational Science, ICCS 2012 9), Elsevier, 2012 more… BibTeX

2011

Journal Articles

  • Bungartz, Hans-Joachim; Gatzhammer, Bernhard; Lieb, Michael; Mehl, Miriam; Neckel, Tobias: Towards Multi-Phase Flow Simulations in the PDE Framework Peano. Computational Mechanics 48 (3), 2011, 365-376 more… BibTeX
  • Mehl, Miriam; Neckel, Tobias; Neumann, Philipp: Navier-Stokes and Lattice-Boltzmann on octree-like grids in the Peano framework. Int. J. Numer. Meth. Fluids 65 (1), 2011, 67-86 more… BibTeX

Conference Papers

  • Gatzhammer, Bernhard; Mehl, Miriam; Neckel, Tobias: Partitioned Fluid-Structure Interaction Coupling Methods for Black-Box Solvers. 2nd International Conference on Computational Engineering (ICCE 2011), typographics GmbH, 2011 more… BibTeX

2010

Journal Articles

  • Bungartz, Hans-Joachim; Mehl, Miriam; Neckel, Tobias; Weinzierl, Tobias: The PDE framework Peano applied to fluid dynamics: an efficient implementation of a parallel multiscale fluid dynamics solver on octree-like adaptive Cartesian grids. Computational Mechanics 46 (1), 2010, 103-114 more… BibTeX

Conference Papers

  • Mehl, Miriam; Gatzhammer, Bernhard; Neckel, Tobias: Partitioned Fluid-Structure Interaction Simulations Using a Hierarchical Cartesian Flow Solver. Prooceddings of the Fifth European Conference on Computational Fluid Dynamics, ECCOMAS CFD 2010, 14th-17th June 2010, Lissabon, 2010 more… BibTeX
  • Neckel, Tobias; Mehl, Miriam; Zenger, Christoph: Enhanced Divergence-Free Elements for Efficient Incompressible Flow Simulations in the PDE Framework Peano. Prooceedings of the Fifth European Conference on Computational Fluid Dynamics, ECCOMAS CFD 2010, 14th-17th June 2010, Lissabon, 2010 more… BibTeX

2009

Journal Articles

  • Bader, Michael; Bungartz, Hans-Joachim; Muntean, Ioan Lucian; Neckel, Tobias: Software Engineering meets Scientific Computing - Group Projects in CSE Education. International Journal of Computational Science and Engineering 4 (4), 2009, 245-253 more… BibTeX

Conference Papers

  • Bungartz, Hans-Joachim; Mehl, Miriam; Neckel, Tobias: Steady-state Flow Simulations using Exact Jacobians on Cartesian Grids. Proceedings of the 1st African Conference on Computational Mechanics (Africomp), 2009 more… BibTeX

2008

Journal Articles

  • Brenk, Markus; Bungartz, Hans-Joachim; Mehl, Miriam; Muntean, Ioan Lucian; Neckel, Tobias; Daubner, Klaus: An Eulerian Approach for Partitioned Fluid-structure Simulations on Cartesian Grids. Computational Mechanics 43 (1), 2008, 115-124 more… BibTeX
  • Brenk, Markus; Bungartz, Hans-Joachim; Mehl, Miriam; Muntean, Ioan Lucian; Neckel, Tobias; Weinzierl, Tobias: Numerical Simulation of Particle Transport in a Drift Ratchet. SIAM Journal of Scientific Computing 30 (6), 2008, 2777-2798 more… BibTeX

Conference Papers

  • Mehl, Miriam; Brenk, Markus; Muntean, Ioan Lucian; Neckel, Tobias; Weinzierl, Tobias: A Modular and Efficient Simulation Environment for Fluid-Structure Interactions with Large Domain Deformation. Proceedings of the Sixth International Conference on Engineering Computational Technology, Athens, September 2008, Civil-Comp Press, 2008 more… BibTeX
  • Neckel, Tobias; Mehl, Miriam; Bungartz, Hans-Joachim; Aoki, Takayuki: CFD simulations using an AMR-like approach in the PDE framework Peano. CFD2008, 2008 more… BibTeX

2007

Conference Papers

  • Brenk, Markus; Bungartz, Hans-Joachim; Mehl, Miriam; Muntean, Ioan Lucian; Neckel, Tobias; Weinzierl, Tobias: A coupling environment for fluid-structure interactions on Cartesian grids. International Conference on Computational Methods in Marine Engineering, 2007 more… BibTeX
  • Brenk, Markus; Bungartz, Hans-Joachim; Muntean, Ioan Lucian; Neckel, Tobias: Simulating large particle movements in drift ratchets using Cartesian grids. Int. Conf. on Computational Methods for Coupled Problems in Science and Engineering (COUPLED PROBLEMS 2007), 2007 more… BibTeX
  • Mehl, Miriam; Brenk, Markus; Muntean, Ioan Lucian; Neckel, Tobias; Weinzierl, Tobias: Benefits of Structured Cartesian Gris for the Simulation of Fluid-Structure Interactions. Proceedings of the Third Asian-Pacific Congress on Computational Mechanics, APCOM 07, 2007 more… BibTeX
  • Neckel, Tobias; Brenk, Markus: A Coupling Environment for Fluid-Structure Interactions on Cartesian Grids. 2nd GACM Colloquium on Computational Mechanics, 2007 more… BibTeX

2006

Conference Papers

  • Brenk, Markus; Bungartz, Hans-Joachim; Neckel, Tobias: Cartesian Discretisations for Fluid-Structure Interaction -- Consistent Forces. ECCOMAS CFD 2006, European Conference on Computational Fluid Dynamics, 2006 more… BibTeX

2005

Conference Papers

  • Neckel, Tobias; Zenger, Christoph: Cache-Oblivious Solution of the 2d Navier-Stokes Equations. Proceedings of the 18th Symposium Simulationstechnique (ASIM 2005) (Fortschritte in der Simulationstechnik - Frontiers in Simulation 15), SCS Publishing House e.V., 2005 more… BibTeX

2003

Conference Papers

  • Neckel, Tobias; Petit, Nicolas; Talbot, Christophe: Collocation and inversion for a reentry optimal control problem. Proc. of the 5th Intern. Conference on Launcher Technology, 2003 more… BibTeX

Book Sections

2010

Books / Contributions to Collections

  • Bungartz, Hans-Joachim; Benk, Janos; Gatzhammer, Bernhard; Mehl, Miriam; Neckel, Tobias: Partitioned Simulation of Fluid-Structure Interaction on Cartesian Grids. In: Bungartz, Hans-Joachim; Mehl, Miriam; Schäfer, Michael (Ed.): Fluid-Structure Interaction -- Modelling, Simulation, Optimisation, Part II. Springer, 2010 more… BibTeX

2009

Books / Contributions to Collections

  • Muntean, Ioan Lucian; Mehl, Miriam; Neckel, Tobias; Weinzierl, Tobias: Concepts for Efficient Flow Solvers Based on Adaptive Cartesian Grids. In: Wagner, Siegfried; Steinmetz, Matthias; Bode, Arndt; Brehm, Matthias (Ed.): High Performance Computing in Science and Engineering, Garching 2007. Springer, 2009 more… BibTeX

2008

Books / Contributions to Collections

  • Mehl, Miriam; Neckel, Tobias; Weinzierl, Tobias: Concepts for an Efficient Implementation of Domain Decomposition Approaches for Fluid-Structure Interactions. In: Langer, U.; Discacciati, M.; Keyes, D.E.; Widlund, O.B.; Zulehner, W. (Ed.): Domain Decomposition Methods in Science and Engineering XVII. Springer, 2008 more… BibTeX

2006

Books / Contributions to Collections

  • Brenk, Markus; Bungartz, Hans-Joachim; Mehl, Miriam; Neckel, Tobias: Fluid-Structure Interaction on Cartesian Grids: Flow Simulation and Coupling Environment. In: Bungartz, Hans-Joachim; Schäfer, Michael (Ed.): Fluid-Structure Interaction - Modelling, Simulation, Optimisation. Springer-Verlag, 2006 more… BibTeX

Talks

2018

Conference Papers / Poster

  • Farcas, Ionut-Gabriel: Sensitivity-driven Adaptive Sparse Approximations in Linear Gyrokinetics. Sparse Grids and Applications - Munich 2018, 2018 more… BibTeX

Misc.

  • Künzner, Florian; Neckel, Tobias: Prediction and Reduction of Runtime in UQ Simulations on HPC Systems using Chaospy. (Talk) 2018 more… BibTeX

2017

Conference Papers / Poster

  • Farcas, Ionut-Gabriel: Multilevel uncertainty analysis of fluid-structure interaction simulations using adaptive sparse grids. International Conference on Finite Elements in Flow Problems, 2017 more… BibTeX
  • Farcas, Ionut-Gabriel: Multilevel sparse Leja approximations in Bayesian inversion. Frontiers of Uncertainty Quantification in Engineering (FrontUQ), 2017 more… BibTeX
  • Farcas, Ionut-Gabriel: Multilevel adaptive sparse grid surrogates for Bayesian inverse problems. International Conference on Uncertainty Quantification in Computational Sciences and Engineering, European Community on Computational Methods in Applied Sciences, 2017 more… BibTeX

Misc.

  • Künzner, Florian; Neckel, Tobias; Bungartz, Hans-Joachim: Reducing runtime of non-intrusive UQ simulations by work package strategies using HPC, chaospy, and mpi4py. (Talk) 2017 more… BibTeX
  • Neckel, Tobias: Solving Random Differential Equations with HPC and UQ Techniques. (Talk) 2017 more… BibTeX

2016

Misc.

  • Neckel, Tobias: Random Ordinary Differential Equations (RODE). (Talk) 2016 more… BibTeX

2015

Misc.

  • Horsch, Martin; Werth, Stephan; Niethammer, Christoph; Glass, Colin; Eckhardt, Wolfgang; Neumann, Philipp; Bungartz, Hans-Joachim; Vrabec, Jadran; Hasse, Hans; Neckel, Tobias: Computational Molecular Engineering: An Emerging Technology in Process Engineering. (Talk) 2015 more… BibTeX
  • Neckel, Tobias: Block-structured grids in gyrokinetic plasma simulation. (Talk) 2015 more… BibTeX
  • Neckel, Tobias: Applying UQ Approaches to Random Ordinary Differential Equations. (Talk) 2015 more… BibTeX

2014

Misc.

  • Neckel, Tobias: RPDE-RODE Reduction for Earthquake-induced Oscillations of Solid Structures. (Talk) 2014 more… BibTeX

2013

Misc.

  • Neckel, Tobias: Parallel Incompressible Flow Simulations using Divergence-free Finite Elements. (Talk) 2013 more… BibTeX

2012

Misc.

  • Neckel, Tobias: Flow Simulations in Porous Media using the PDE Framework Peano. (Talk) 2012 more… BibTeX
  • Neckel, Tobias: FSI Simulations using Adaptive Cartesian Grids. (Talk) 2012 more… BibTeX
  • Neckel, Tobias; Zenger, Christoph: Incompressible Flow Simulations using Enhanced Divergence-free Elements and Geometric Multigrid. (Talk) 2012 more… BibTeX

2011

Misc.

  • Neckel, Tobias: Divergence-Free Elements for Incompressible Flow on Cartesian Grids. (Talk) 2011 more… BibTeX
  • Neckel, Tobias: Experiences Extending the CFD Solver of the PDE Framework Peano. (Talk) 2011 more… BibTeX
  • Neckel, Tobias; Bungartz, Hans-Joachim: The Bavarian Graduate School of Computational Engineering. (Talk) 2011 more… BibTeX

2010

Misc.

  • Neckel, Tobias: Enhanced divergence-free elements for efficient incompressible flow simulations in the PDE framework Peano. (Talk) 2010 more… BibTeX
  • Neckel, Tobias: Spatial Discretisation Schemes in the PDE Framework Peano. (Talk) 2010 more… BibTeX

2009

Misc.

  • Neckel, Tobias: Steady-state Flow Simulations using Exact Jacobians on Cartesian Grids. (Talk) 2009 more… BibTeX
  • Neckel, Tobias: The PDE Framework Peano: An Environment for Efficient Flow Simulations. (Talk) 2009 more… BibTeX
  • Neckel, Tobias: FEM Simulations of Incompressible Flow using Automatic Differentiation in the PDE Framework Peano. (Talk) 2009 more… BibTeX

2008

Misc.

  • Mehl, Miriam; Neckel, Tobias: Development of New Methods for the Production of Highly-Reactive Polyisobutenes. (Talk) 2008 more… BibTeX
  • Neckel, Tobias: CFD simulations using an AMR-like approach in the PDE framework Peano. (Talk) 2008 more… BibTeX

2007

Misc.

  • Neckel, Tobias: Simulating large particle movements in drift ratchets using Cartesian grids. (Talk) 2007 more… BibTeX
  • Neckel, Tobias: FSIce for Fluid-Structure Interactions on Cartesian Grids. (Talk) 2007 more… BibTeX

2005

Misc.

  • Neckel, Tobias: Cache-Oblivious Solution of the 2d Navier-Stokes Equations. (Talk) 2005 more… BibTeX

Technical Reports

2017

Misc.

  • Neckel, Tobias; Parra Hinojosa, Alfredo; Rupp, Florian: Path-Wise Algorithms for Random and Stochastic ODEs with Applications to Ground-Motion-Induced Excitations of Multi-Storey Buildings. Technische Universität München, (mediaTUM technical report), 2017, more… BibTeX
  • Tobias Neckel, Alfredo Parra Hinojosa, Florian Rupp: Path-Wise Algorithms for Random & Stochastic ODEs with Applications to Ground-Motion-Induced Excitations of Multi-Storey Buildings. 2017, more… BibTeX Full text ( DOI ) Full text (mediaTUM)

2015

Misc.

  • Alfredo Parra Hinojosa and Tobias Neckel: K-RODE-Taylor schemes of order 3 and 4 for the Kanai-Tajimi earthquake model. 2015, more… BibTeX Full text ( DOI ) Full text (mediaTUM)
  • Parra Hinojosa, Alfredo; Neckel, Tobias: K-RODE-Taylor schemes of order 3 and 4 for the Kanai-Tajimi earthquake model. (mediaTUM technical report), 2015, more… BibTeX

Poster

2022

  • Ivana Jovanovic Buha; Michael Obersteiner; Tobias Neckel; Hans-Joachim Bungartz: Efficient Uncertainty Quantification and Global Time-Varying Sensitivity Analysis Using the Spatially Adaptive Combination Technique. SIAM Conference on Uncertainty Quantification (UQ22), SIAM, 2022Atlanta, Georgia more…

2021

  • Ivana Jovanovic Buha; Florian Künzner; Tobias Neckel; Hans-Joachim Bungartz: Efficient Uncertainty Quantification and Global Time-Varying Sensitivity Analysis of Conceptual Hydrological Model. SIAM Conference on Computational Science and Engineering (CSE21), SIAM, 2021Fort Worth, Texas, U.S.A. more…

2020

  • Severin Reiz; Hasan Ashraf; Tobias Neckel; George Biros; Hans-Joachim Bungartz;: An Exascale Library for Numerically Inspired Machine Learning (ExaNIML). ISC High Performance, 2020Frankfurt (DIGITAL due corona) more…

2019

  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Jenko, Frank; Neckel, Tobias: Sensitivity-driven adaptive sparse stochastic approximations in plasma micro-instability analysis. 2019 MIT Center for Computational Engineering (CCE) Symposium 2019Cambridge, Massachusetts, USA more…
  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Jenko, Frank; Neckel, Tobias: Sensitivity-driven dimension-adaptive sparse stochastic approximations in linear gyrokinetics. SIAM Conference on Computational Science and Engineering, Society for Industrial and Applied Mathematics, 2019Spokane, Washington, USA more…
  • Severin Reiz; Tobias Neckel; Hans-Joachim Bungartz; George Biros: ExaNIML: An Exascale Library for Numerically Inspired Machine Learning. 13th IGSSE Forum, Raitenhaslach, 201913th IGSSE Forum, Raitenhaslach more…

2018

  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Neckel, Tobias: A Dimension-adaptive Sparse Pseudo-Spectral Projection Method in Linear Gyrokinetics. SIAM Conference on Uncertainty Quantification, 2018Garden Grove, California, USA more…
  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Neckel, Tobias: A Dimension-adaptive Sparse Pseudo-Spectral Projection Method in Linear Gyrokinetics. Surrogate models for UQ in complex systems, Isaac Newton Institute for Mathematical Sciences, 2018Cambridge, UK more…
  • Farcas, Ionut-Gabriel; Latz, Jonas; Neckel, Tobias; Ullmann, Elisabeth: Multilevel Sparse Leja approximation of Bayesian Inverse Problems. Surrogate models for UQ in complex systems, Isaac Newton Institute for Mathematical Sciences, 2018 more…
  • Menhorn, Friedrich; Farcas, Ionut-Gabriel; Neckel, Tobias; Bungartz, Hans-Joachim: Multilevel Adaptive Squared Sparse Grid Stochastic Collocation. SIAM Conference on Uncertainty Quantification, Society for Industrial and Applied Mathematics, 2018 more…
  • T. Görler; A. Di Siena; H. Doerk; T. Happel; S.J. Freethy; I.-G. Farcas; A. Bañón Navarro; R. Bilato; A. Bock; J. Citrin; G.D. Conway; A. Creely; P. Hennequin; F. Jenko; T. Johnson; C. Lechte; T. Neckel; E. Poli; M. Schneider; E. Sonnendruecker; J. Stober; A.E. White; ASDEX-Upgrade-Team; JET-Contributors: En route to high-performance discharges: Insights & guidance from high-realism gyrokinetics. 27th IAEA Fusion Energy Conference (FEC 2018), International Atomic Energy Agency (IAEA), 2018 more…

2017

  • Farcas, Ionut-Gabriel; Goerler, Tobias; Bungartz, Hans-Joachim; Neckel, Tobias: A Sparse Pseudo-Spectral Projection Method in Linear Gyrokinetics. Quantification of Uncertainty: Improving Efficiency and Technology, International School for Advanced Studies, Main Campus, 2017 more…
  • Menhorn, Friedrich; Neckel, Tobias: Adaptive Sparse Grid Stochastic Collocation for Random Ordinary Differential Equations. SIAM Conference on Computational Science and Engineering 2017Atlanta, Georgia, USA more…
  • Sarbu, Paul-Cristian; Farcas, Ionut-Gabriel; Bungartz, Hans-Joachim; Neckel, Tobias; Uekermann, Benjamin: Adaptive Sparse Grids Interpolation Techniques for Multilevel Stochastic Collocation in Fluid-Structure Interaction Problems. SIAM Conference on Computational Science and Engineering, Society for Industrial and Applied Mathematics, 2017 more…

2016

  • Farcas, Ionut-Gabriel; Bungartz, Hans-Joachim; Uekermann, Benjamin; Neckel, Tobias: High-dimensional Uncertainty Quantification of Fluid-structure Interaction. SIAM Conference on Uncertainty Quantification, Society for Industrial and Applied Mathematics, 2016 more…
  • Künzner, Florian; von Sivers, Isabella; Neckel, Tobias: Practical use of Chaospy for pedestrian traffic simulations. SIAM UQ 2016 2016Lausanne, Switzerland more…

2015

  • Hans-Joachim Bungartz; Tobias Görler; Denis Jarema; Frank Jenko; Tobias Neckel; Daniel Told: Computational Grids Adapted to the Background Distribution Function for Eulerian Gyrokinetic Simulations. Verhandlungen der Deutschen Physikalischen Gesellschafft e.V., 2015, 2015P: Fachverband Plasmaphysik more…
  • Menhorn, Friedrich; Neckel, Tobias: Uncertainty Quantification in Incompressible Flow using Sparse Grids. SIAM Conference on Computational Science and Engineering 2015Salt Lake City, Utah, USA more…

2013

  • Neckel, Tobias; Parra Hinojosa, Alfredo; Rupp, Florian: Random Ordinary Differential Equations for Multi-Storey Buildings. SIAM CS&E 2013 2013Boston more…

2011

  • Sangl, Ralf; Lieb, Michael; Neckel, Tobias; Schoeffel, Philipp; Weyermann, Fabian: Simulation of Thermohydraulic Phenomena in the PDE Framework Peano. ASIM Workshop 2011: Trends in CSE 2011Garching more…

Student Works

2021

  • Martin Klapacz: Multifidelity Gaussian Processes for Uncertainty Quantification. Bachelor thesis, 2021 more…
  • Michael Grad; Thomas Raith: Efficient Numerical Solvers for the Manifold Learning Framework datafold. IDP-Arbeit, 2021 more…
  • Sophia Volmering: Consistent Manifold Representations with Diffusion Maps and Continuous k-Nearest Neighbor Kernels. Master thesis, 2021 more…

2020

  • Jonas Treplin: Parallel Evaluation of Adaptive Sparse Grids with Application to Uncertainty Quantification of Hydrology Simulations. Projekt thesis, 2020 more…
  • Julia Konrad: Quantifying uncertainty in plasma microturbulence analysis using Multifidelity Monte Carlo Sampling. Studien thesis, 2020 more…

2019

  • Alec Constantin Gliga: Simulation of Multivariate Distributions with Various Univariate Marginals and Copulas. Bachelor thesis, 2019 more…
  • Frank Schraufstetter: Development of a Prototype to Quantify the Uncertainty of the Water Balance Model LARSIM. Bachelor thesis, 2019 more…
  • Ji-Ho Yang: Interface Jacobian Substructuring Algorithm for Multi-Component Dynamical Systems. Master thesis, 2019 more…
  • Julia Konrad: Multifidelity Monte Carlo Sampling in Plasma Microturbulence Analysis. Bachelor thesis, 2019 more…
  • Michael Grad: Challenges in Developing Software for Autonomous Driving. Bachelor thesis, 2019 more…
  • Ravil Dorozhinskii: Configuration of a linear solver for linearly implicit time integration and efficient data transfer in parallel thermo-hydraulic computations. Master thesis, 2019 more…

2018

  • Johannes Müller: Evaluation of Approaches to Quantum Computing and their possible Usage in Industrial Context. , 2018 more…
  • Schnagl, Florian: Analysis of the SRT Division Algorithm. Bachelor's thesis, 2018 more…

2017

  • Jacht, Volker: Verteilte Parallelisierung thermohydraulischer Simulationen in ATHLET mithilfe von PETSc. Master's thesis, 2017 more…
  • Menhorn, Friedrich: Derivative-Free Stochastic Constrained Optimization using Gaussian Processes, with Application to a Scramjet. Master thesis, 2017 more…

2016

  • Krivokapic, Srdjan: Implementation of an HPF5 Interface for the thermo-hydraulics code ATHLET. Master's thesis, 2016 more…

2015

  • Retzer, Kathrin: Numerical Simulation of the Boundary Excited Atmospheric Heat Equation with the RPDE-RODE Reduction Method. Master's thesis, 2015 more…

2014

  • Benjamin Rüth: Implementation of test scenarios for incompressible flow using a divergence-free finite-element approach. , 2014 more…
  • Menhorn, Friedrich: Uncertainty Quantification in Incompressible Flow using Sparse Grids. Bachelor's thesis, 2014 more…
  • Ziegner, Christian: Development of a benchmark suite for Uncertainty Quantification of laminar flow. Bachelor's thesis, 2014 more…

2013

  • Jacht, Volker: Implementation and Benchmarking of Sparse-Matrix Solvers for Two-Phase Flow Applications. Bachelor's thesis, 2013 more…
  • Kreschenska, Ludmilla: Mathematische Behandlung von Makro-Mikro-Problemstellungen gekoppelter nicht-linearer Dynamischer Systeme. Master's thesis, 2013 more…
  • Warneke, Nicola: Divergenzfreie Finite-Elemente für die 3D Navier-Stokes Gleichungen auf kartesischen Gittern. Master's thesis, 2013 more…

2012

  • Daqui Herrera, Bogdan: Performance tuning of regular Cartesian grids applied to incompressible flow problems. Master's thesis, 2012 more…
  • Schlick, Manuel: Design and Implementation of Efficient Free Text Search Algorithms in the DS-2 Framework. Diplom thesis, 2012 more…
  • Uekermann, Benjamin: Detached-Eddy Simulation for the parallel Finite Element Framework ALYA. Diplom thesis, 2012 more…

2011

  • Ferstl, Florian: Implementierung eines Algorithmus zur Berechnung von Freien Oberflächen in die Fluidlöser-Komponente von Peano. Studien thesis/SEP/IDP, 2011 more…
  • Sangl, Ralf: Simulation of Thermohydraulic Phenomena in the PDE Framework Peano. Diplom thesis, 2011 more…

2009

  • Atanasov, Atanas: Design und Implementierung eines Computational Steering Frameworks für CFD-Simulationen. Diplom thesis, 2009 more…
  • Butnaru, Daniel; Petkov, Ventsislav: From Research Codes To Production Software Packages (BGCE Honours Project). Studien thesis/SEP/IDP, 2009 more…
  • Okur, Asli; Schlamp, Johann: Erweiterung eines stationären Navier-Stokes-Lösers. Studien thesis/SEP/IDP, 2009 more…
  • Uekermann, Benjamin: Time-implicit ODE Solver for the incompressible Navier-Stokes Equations in Peano. Studien thesis/SEP/IDP, 2009 more…
  • Unterweger, Kristof: CFD simulations of moving geometries using Cartesian grids. Diplom thesis, 2009 more…

2008

  • Atanasov, Atanas: Entwicklung eines tecplot-Visualisierungsinterface für Strömungssimulationsdaten. Studien thesis/SEP/IDP, 2008 more…
  • Berariu, Anca; Bocoi, Adriana; Gatzhammer, Bernhard; Golab, Krzysztof; Xin, Bian: Parallel Molecule Viewer - ParMolV (BGCE Honours Project). Studien thesis/SEP/IDP, 2008 more…
  • Ibrahim, Mohamed: Integration of a Large Eddy Model for Turbulent Flow Simulations into the HPC Framework Peano. Master's thesis, 2008 more…
  • Landthaler, Jörg: Integration of the PDE framework Peano in the Grid Environment GridSFEA. Bachelor's thesis, 2008 more…

2007

  • Meister, Oliver; Reichl, Florian: Implementation of a steady-state Navier-Stokes solver. Studien thesis/SEP/IDP, 2007 more…
  • Obler, Verena: Simulation inkompressibler instationärer Fluide unter Berücksichtigung physikalischer Erhaltungssätze in der Diskretisierung. Diplom thesis, 2007 more…

2006

  • Bamakhrama, Mohamed; Guillen, Carla; Mayer, Ursula; Wang, Lejing: PeGSI - Peano Geometry Sophisticated Interface (BGCE Honours Project). Studien thesis/SEP/IDP, 2006 more…

Currently Teaching

Wintersemester 2021/22

TitelLV-Nr.ArtVortragende/r (Mitwirkende/r)
Advanced Programming (IN1503)0240979466VO
  • H.‑J. Bungartz [L]
  • H. Ashraf
  • G. Chourdakis
  • T. Neckel
BGCE - Research Day (IN2185)0000001371VO
  • T. Neckel [L]
  • Q. Huang
Einführung in die wissenschaftliche Programmierung (IN8008)240985450VO
  • T. Neckel [L]
  • T. Neckel [L]
  • I. Jovanovic Buha
  • F. Menhorn
Praktikum Scientific Computing (CSE) (IN2182)240980840PR
  • H.‑J. Bungartz [L]
  • H. Liu Weng
  • I. Lopez Gutierrez
  • T. Neckel
  • M. Obersteiner
  • S. M. Reiz
  • P. C. Sarbu
  • F. Simonis
Übungen zu Advanced Programming (IN1503)0000001308UE
  • H.‑J. Bungartz [L]
  • H. Ashraf
  • G. Chourdakis
  • F. Gratl
  • T. Neckel
  • S. Seckler
Übungen zu Einführung in die wissenschaftliche Programmierung (IN8008)0000002321UE
  • T. Neckel [L]
  • J.‑M. Gallard
  • I. Jovanovic Buha
  • F. Menhorn
  • D. Berger
  • L. Chryssos
  • J. R. Kager
  • C. W. Rogge

Sommersemester 2022

TitelLV-Nr.ArtVortragende/r (Mitwirkende/r)
Algorithms for Uncertainty Quantification (IN2345)0000002506VI
  • T. Neckel [L]
  • I. Jovanovic Buha
  • F. Menhorn
  • K. Ravi
B.Sc. Seminar Analyse von Softwarefehlern (IN0014, IN4561)821010793SE
  • T. Neckel [L]
  • T. Huckle
B.Sc. Seminar Analyse von Softwarefehlern - Block 2 (IN0014, IN4561_2)00IN4561_2SE
  • T. Neckel [L]
  • T. Huckle
BGCE - Research Day (IN2185)0000003146VO
  • T. Neckel [L]
  • Q. Huang
M.Sc. Praktikum: Scientific Computing: CFD (IN2186, IN2106, IN2397, IN4085)0821087599PR
  • H.‑J. Bungartz [L]
  • G. Chourdakis
  • R. Dorozhinskii
  • F. Menhorn
  • T. Neckel
Numerisches Programmieren (IN0019)0821090949VO
  • T. Neckel [L]
  • F. Gratl
  • H. Liu Weng
  • S. Wolf
Seminar Leading Yourself and Others (IN2142)0821094863SE
  • T. Neckel
  • S. Newcome
  • R. Pieper-Wörle
  • B. Rodenberg
Übungen zu Numerisches Programmieren (IN0019)0000000873UE
  • T. Neckel [L]
  • F. Gratl
  • H. Liu Weng
  • S. Wolf

Teaching

Research Stays Abroad

  • Feb-Apr 2017: Australian National University (ANU), Canberra, group of Prof. Markus Hegland
  • Mar 2016: GUtech, Muscat, Oman, Prof. Florian Rupp
  • Sep-Dec 2008: Tokyo Institute of Technology, Tokyo, group of Prof. T. Aoki
  • Apr-Aug 2003: Centre National d'Etudes Spatiales (C. Talbot) / Ecole des Mines (N. Petit) / Ecole Polytechnique, Paris
  • Sep 2002 - Mar 2003: Ecole Polytechnique, Paris