Stefan Sommer

ORCID

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 70

Top Venues

Publications

Gefan Yang, Elizabeth Louise Baker, Michael L. Severinsen, Christy Anna Hipsley, Stefan Sommer
Simulating infinite-dimensional nonlinear diffusion bridges. CoRR (2024)
Erlend Grong, Stefan Sommer
Most Probable Paths for Anisotropic Brownian Motions on Manifolds. Found. Comput. Math. 24 (1) (2024)
Erlend Grong, Karen Habermann, Stefan Sommer
Score matching for sub-Riemannian bridge sampling. CoRR (2024)
Elizabeth Louise Baker, Gefan Yang, Michael L. Severinsen, Christy Anna Hipsley, Stefan Sommer
Conditioning non-linear and infinite-dimensional diffusion processes. CoRR (2024)
Elizabeth Louise Baker, Moritz Schauer, Stefan Sommer
Score matching for bridges without time-reversals. CoRR (2024)
Lili Bao, Jiahao Lu, Shihui Ying, Stefan Sommer
Sliding at First-Order: Higher-Order Momentum Distributions for Discontinuous Image Registration. SIAM J. Imaging Sci. 17 (2) (2024)
Du Nguyen, Stefan Sommer
Second-order differential operators, stochastic differential equations and Brownian motions on embedded manifolds. CoRR (2024)
Liwei Hu, Wenyong Wang, Yu Xiang, Stefan Sommer
Incorporating Riemannian Geometric Features for Learning Coefficient of Pressure Distributions on Airplane Wings. CoRR (2024)
Morten Akhøj, Xavier Pennec, Stefan Sommer
Tangent Phylogenetic PCA. SCIA (2) (2023)
Morten Akhøj, James Benn, Erlend Grong, Stefan Sommer, Xavier Pennec
Principal subbundles for dimension reduction. CoRR (2023)
Alexander Mangulad Christgau, Alexis Arnaudon, Stefan Sommer
Moment Evolution Equations and Moment Matching for Stochastic Image EPDiff. J. Math. Imaging Vis. 65 (4) (2023)
Gefan Yang, Stefan Sommer
A Denoising Diffusion Model for Fluid Field Prediction. CoRR (2023)
Francesco Santini, Jakob Wasserthal, Abramo Agosti, Xeni Deligianni, Kevin R. Keene, Hermien E. Kan, Stefan Sommer, Christoph Stuprich, Fengdan Wang, Claudia Weidensteiner, Giulia Manco, Matteo Paoletti, Valentina Mazzoli, Arjun D. Desai, Anna Pichiecchio
Deep Anatomical Federated Network (Dafne): an open client/server framework for the continuous collaborative improvement of deep-learning-based medical image segmentation. CoRR (2023)
Elizabeth Baker, Thomas Besnier, Stefan Sommer
A Function Space Perspective on Stochastic Shape Evolution. SCIA (2) (2023)
Elizabeth Baker, Thomas Besnier, Stefan Sommer
A function space perspective on stochastic shape evolution. CoRR (2023)
Lili Bao, Jiahao Lu, Shihui Ying, Stefan Sommer
Sliding at first order: Higher-order momentum distributions for discontinuous image registration. CoRR (2023)
Adele Myers, Saiteja Utpala, Shubham Talbar, Sophia Sanborn, Christian Shewmake, Claire Donnat, Johan Mathe, Umberto Lupo, Rishi Sonthalia, Xinyue Cui, Tom Szwagier, Arthur Pignet, Andri Bergsson, Søren Hauberg, Dmitriy Nielsen, Stefan Sommer, David Klindt, Erik Hermansen, Melvin Vaupel, Benjamin Dunn, Jeffrey Xiong, Noga Aharony, Itsik Pe'er, Felix Ambellan, Martin Hanik, Esfandiar Nava Yazdani, Christoph von Tycowicz, Nina Miolane
ICLR 2022 Challenge for Computational Geometry and Topology: Design and Results. CoRR (2022)
Jakob Stolberg-Larsen, Stefan Sommer
Atlas generative models and geodesic interpolation. Image Vis. Comput. 122 (2022)
Alexis Arnaudon, Frank van der Meulen, Moritz Schauer, Stefan Sommer
Diffusion Bridges for Stochastic Hamiltonian Systems and Shape Evolutions. SIAM J. Imaging Sci. 15 (1) (2022)
Alexander Barbie, Niklas Pech, Wilhelm Hasselbring, Sascha Flögel, Frank Wenzhöfer, Michael Walter, Elena Shchekinova, Marc Busse, Matthias Türk, Michael Hofbauer, Stefan Sommer
Developing an Underwater Network of Ocean Observation Systems With Digital Twin Prototypes - A Field Report From the Baltic Sea. IEEE Internet Comput. 26 (3) (2022)
Jon Middleton, Marko Bauer, Jacob Johansen, Mads Nielsen, Stefan Sommer, Akshay Pai
Instance-Specific Augmentation of Brain MRIs with Variational Autoencoders. MAD@MICCAI (2022)
Mathias Højgaard Jensen, Sarang C. Joshi, Stefan Sommer
Discrete-Time Observations of Brownian Motion on Lie Groups and Homogeneous Spaces: Sampling and Metric Estimation. Algorithms 15 (8) (2022)
Mathias Højgaard Jensen, Stefan Sommer
Mean Estimation on the Diagonal of Product Manifolds. Algorithms 15 (3) (2022)
Stefan Sommer, Alex M. Bronstein
Horizontal Flows and Manifold Stochastics in Geometric Deep Learning. IEEE Trans. Pattern Anal. Mach. Intell. 44 (2) (2022)
Adele Myers, Saiteja Utpala, Shubham Talbar, Sophia Sanborn, Christian Shewmake, Claire Donnat, Johan Mathe, Rishi Sonthalia, Xinyue Cui, Tom Szwagier, Arthur Pignet, Andri Bergsson, Søren Hauberg, Dmitriy Nielsen, Stefan Sommer, David A. Klindt, Erik Hermansen, Melvin Vaupel, Benjamin A. Dunn, Jeffrey Xiong, Noga Aharony, Itsik Pe'er, Felix Ambellan, Martin Hanik, Esfandiar Nava-Yazdani, Christoph von Tycowicz, Nina Miolane
ICLR 2022 Challenge for Computational Geometry & Topology: Design and Results. TAG-ML (2022)
Alexander Christgau, Alexis Arnaudon, Stefan Sommer
Moment evolution equations and moment matching for stochastic image EPDiff. CoRR (2021)
Alexander Barbie, Niklas Pech, Wilhelm Hasselbring, Sascha Flögel, Frank Wenzhöfer, Michael Walter, Elena Shchekinova, Marc Busse, Matthias Türk, Michael Hofbauer, Stefan Sommer
Developing an Underwater Network of Ocean Observation Systems with Digital Twin Prototypes - A Field Report from the Baltic Sea. CoRR (2021)
Jakob Stolberg-Larsen, Stefan Sommer
Atlas Generative Models and Geodesic Interpolation. CoRR (2021)
Mathias Højgaard Jensen, Sarang Joshi, Stefan Sommer
Bridge Simulation and Metric Estimation on Lie Groups. GSI (2021)
Alexander Barbie, Wilhelm Hasselbring, Niklas Pech, Stefan Sommer, Sascha Flögel, Frank Wenzhöfer
Prototyping Autonomous Robotic Networks on Different Layers of RAMI 4.0 with Digital Twins. CoRR (2021)
Pernille E. H. Hansen, Benjamin Eltzner, Stefan Sommer
Diffusion Means and Heat Kernel on Manifolds. GSI (2021)
Mathias Højgaard Jensen, Stefan Sommer
Simulation of Conditioned Semimartingales on Riemannian Manifolds. CoRR (2021)
Pernille E. H. Hansen, Rasmus Waagepetersen, Anne Marie Svane, Jon Sporring, Hans J. T. Stephensen, Stine Hasselholt, Stefan Sommer
Currents and K-functions for Fiber Point Processes. GSI (2021)
Line Kühnel, Tom Fletcher, Sarang C. Joshi, Stefan Sommer
Latent Space Geometric Statistics. ICPR Workshops (6) (2020)
Alexander Barbie, Wilhelm Hasselbring, Niklas Pech, Stefan Sommer, Sascha Flögel, Frank Wenzhöfer
Prototyping Autonomous Robotic Networks on Different Layers of RAMI 4.0 with Digital Twins. MFI (2020)
Alexis Arnaudon, Frank van der Meulen, Moritz Schauer, Stefan Sommer
Diffusion bridges for stochastic Hamiltonian systems with applications to shape analysis. CoRR (2020)
Carolin Straßmann, Sabrina C. Eimler, Alexander Arntz, Alina Grewe, Christopher Kowalczyk, Stefan Sommer
Receiving Robot's Advice: Does It Matter When and for What? ICSR (2020)
Jon Sporring, Rasmus Waagepetersen, Stefan Sommer
Generalizations of Ripley's K-function with Application to Space Curves. IPMI (2019)
Mathias Højgaard Jensen, Anton Mallasto, Stefan Sommer
Simulation of Conditioned Diffusions on the Flat Torus. GSI (2019)
Line Kühnel, Stefan Sommer, Alexis Arnaudon
Differential geometry and stochastic dynamics with deep learning numerics. Appl. Math. Comput. 356 (2019)
Stefan Sommer, Alex M. Bronstein
Horizontal Flows and Manifold Stochastics in Geometric Deep Learning. CoRR (2019)
Alexis Arnaudon, Darryl D. Holm, Stefan Sommer
A Geometric Framework for Stochastic Shape Analysis. Found. Comput. Math. 19 (3) (2019)
Mauricio Orbes-Arteaga, Lauge Sørensen, Manuel Jorge Cardoso, Marc Modat, Sébastien Ourselin, Stefan Sommer, Mads Nielsen, Christian Igel, Akshay Pai
PADDIT: Probabilistic Augmentation of Data using Diffeomorphic Image Transformation. Medical Imaging: Image Processing (2019)
Christina Hildebrandt Lüthje Jørgensen, Bahtiyar Can Karatas, Hjörtur Jóhannsson, Stefan Sommer
Binary Search and Fit Algorithm for Improved Voltage Stability Boundary Monitoring. ISGT Europe (2019)
Alexis Arnaudon, Darryl D. Holm, Stefan Sommer
String Methods for Stochastic Image and Shape Matching. J. Math. Imaging Vis. 60 (6) (2018)
Mauricio Orbes-Arteaga, Lauge Sørensen, Manuel Jorge Cardoso, Marc Modat, Sébastien Ourselin, Stefan Sommer, Mads Nielsen, Christian Igel, Akshay Pai
PADDIT: Probabilistic Augmentation of Data using Diffeomorphic Image Transformation. CoRR (2018)
Sune Darkner, Stefan Sommer, Andreas Schuhmacher, Henrik Ingerslev Anders O. Baandrup, Carsten Thomsen, Søren Jønsson
An Average of the Human Ear Canal: Recovering Acoustical Properties via Shape Analysis. CoRR (2018)
Stefan Sommer
An Infinitesimal Probabilistic Model for Principal Component Analysis of Manifold Valued Data. CoRR (2018)
Line Kühnel, Alexis Arnaudon, Tom Fletcher, Stefan Sommer
Stochastic Image Deformation in Frequency Domain and Parameter Estimation using Moment Evolutions. CoRR (2018)
Line Kühnel, Tom Fletcher, Sarang C. Joshi, Stefan Sommer
Latent Space Non-Linear Statistics. CoRR (2018)
Alexis Arnaudon, Darryl D. Holm, Stefan Sommer
String Methods for Stochastic Image and Shape Matching. CoRR (2018)
Line Kühnel, Stefan Sommer
Computational Anatomy in Theano. CoRR (2017)
Alexis Arnaudon, Darryl D. Holm, Akshay Pai, Stefan Sommer
A Stochastic Large Deformation Model for Computational Anatomy. IPMI (2017)
Line Kühnel, Alexis Arnaudon, Stefan Sommer
Differential geometry and stochastic dynamics with deep learning numerics. CoRR (2017)
Stefan Sommer, Alexis Arnaudon, Line Kühnel, Sarang C. Joshi
Bridge Simulation and Metric Estimation on Landmark Manifolds. GRAIL/MFCA/MICGen@MICCAI (2017)
Alexis Arnaudon, Darryl D. Holm, Stefan Sommer
A Geometric Framework for Stochastic Shape Analysis. CoRR (2017)
Akshay Pai, Stefan Sommer, Lars Lau Rakêt, Line Kühnel, Sune Darkner, Lauge Sørensen, Mads Nielsen
A Statistical Model for Simultaneous Template Estimation, Bias Correction, and Registration of 3D Brain Images. CoRR (2017)
Line Kühnel, Stefan Sommer, Akshay Pai, Lars Lau Rakêt
Most Likely Separation of Intensity and Warping Effects in Image Registration. SIAM J. Imaging Sci. 10 (2) (2017)
Line Kühnel, Stefan Sommer
Stochastic Development Regression on Non-Linear Manifolds. CoRR (2017)
Line Kühnel, Stefan Sommer
Computational Anatomy in Theano. GRAIL/MFCA/MICGen@MICCAI (2017)
Alexis Arnaudon, Darryl D. Holm, Stefan Sommer
Stochastic metamorphosis with template uncertainties. CoRR (2017)
Line Kühnel, Stefan Sommer
Stochastic Development Regression on Non-linear Manifolds. IPMI (2017)
Line Kühnel, Stefan Sommer
Stochastic Development Regression Using Method of Moments. GSI (2017)
Stefan Sommer, Alexis Arnaudon, Line Kühnel, Sarang C. Joshi
Bridge Simulation and Metric Estimation on Landmark Manifolds. CoRR (2017)
Alexis Arnaudon, Darryl D. Holm, Akshay Pai, Stefan Sommer
A Stochastic Large Deformation Model for Computational Anatomy. CoRR (2016)
Stefan Sommer
Anisotropically Weighted and Nonholonomically Constrained Evolutions on Manifolds. Entropy 18 (12) (2016)
Akshay Pai, Stefan Sommer, Lars Lau Rakêt, Line Kühnel, Sune Darkner, Lauge Sørensen, Mads Nielsen
A Statistical Model for Simultaneous Template Estimation, Bias Correction, and Registration of 3D Brain Images. MCV/BAMBI@MICCAI (2016)
Line Kühnel, Stefan Sommer, Akshay Pai, Lars Lau Rakêt
Most Likely Separation of Intensity and Warping Effects in Image Registration. CoRR (2016)
Mateusz Michalkiewicz, Akshay Pai, Kelvin K. Leung, Stefan Sommer, Sune Darkner, Lauge Sørensen, Jon Sporring, Mads Nielsen
Combining the boundary shift integral and tensor-based morphometry for brain atrophy estimation. Medical Imaging: Image Processing (2016)
Akshay Pai, Stefan Sommer, Lauge Sørensen, Sune Darkner, Jon Sporring, Mads Nielsen
Kernel Bundle Diffeomorphic Image Registration Using Stationary Velocity Fields and Wendland Basis Functions. IEEE Trans. Medical Imaging 35 (6) (2016)
Stefan Sommer
Evolution Equations with Anisotropic Distributions and Diffusion PCA. GSI (2015)
Stefan Sommer, Henry O. Jacobs
Reduction by Lie Group Symmetries in Diffeomorphic Image Registration and Deformation Modelling. Symmetry 7 (2) (2015)
Akshay Pai, Stefan Klein, Stefan Sommer, Sune Darkner, Jon Sporring, Mads Nielsen
Diffeomorphic image registration with automatic time-step adjustment. ISBI (2015)
Stefan Sommer
Anisotropic Distributions on Manifolds: Template Estimation and Most Probable Paths. IPMI (2015)
Akshay Pai, Stefan Sommer, Lauge Sørensen, Sune Darkner, Jon Sporring, Mads Nielsen
Image registration using stationary velocity fields parameterized by norm-minimizing Wendland kernel. Medical Imaging: Image Processing (2015)
Stefan Sommer, Henry O. Jacobs
Symmetry in Image Registration and Deformation Modeling. CoRR (2014)
Stefan Sommer, François Lauze, Mads Nielsen
Optimization over geodesics for exact principal geodesic analysis. Adv. Comput. Math. 40 (2) (2014)
Lars Lau Rakêt, Stefan Sommer, Bo Markussen
A nonlinear mixed-effects model for simultaneous smoothing and registration of functional data. Pattern Recognit. Lett. 38 (2014)
Henry O. Jacobs, Stefan Sommer
Higher-order Spatial Accuracy in Diffeomorphic Image Registration. CoRR (2014)
Akshay Pai, Stefan Sommer, Sune Darkner, Lauge Sørensen, Jon Sporring, Mads Nielsen
Stepwise Inverse Consistent Euler's Scheme for Diffeomorphic Image Registration. WBIR (2014)
Stefan Sommer
Horizontal Dimensionality Reduction and Iterated Frame Bundle Development. GSI (2013)
Stefan Sommer, Mads Nielsen, Sune Darkner, Xavier Pennec
Higher-Order Momentum Distributions and Locally Affine LDDMM Registration. SIAM J. Imaging Sci. 6 (1) (2013)
Stefan Sommer, François Lauze, Mads Nielsen, Xavier Pennec
Sparse Multi-Scale Diffeomorphic Registration: The Kernel Bundle Framework. J. Math. Imaging Vis. 46 (3) (2013)
Stefan Sommer, Hjörtur Johannsson
Real-time thevenin impedance computation. ISGT (2013)
Søren Hauberg, Stefan Sommer, Kim Steenstrup Pedersen
Natural metrics and least-committed priors for articulated tracking. Image Vis. Comput. 30 (6-7) (2012)
Stefan Sommer, Mads Nielsen, Xavier Pennec
Sparsity and scale: Compact representations of deformation for diffeomorphic registration. MMBIA (2012)
Stefan Sommer, Andreas Schieber, Kai Heinrich, Andreas Hilbert
What is the Conversation About?: A Topic-Model-Based Approach for Analyzing Customer Sentiments in Twitter. Int. J. Intell. Inf. Technol. 8 (1) (2012)
Tilman Weckesser, Hjörtur Johannsson, Stefan Sommer, Jacob Østergaard
Investigation of the adaptability of transient stability assessment methods to real-time operation. ISGT Europe (2012)
Andreas Schieber, Stefan Sommer, Andreas Hilbert, Kai Heinrich
Analyzing customer sentiments in microblogs - A topic-model-based approach for Twitter datasets. AMCIS (2011)
Andreas Schieber, Stefan Sommer, Kai Heinrich, Andreas Hilbert
Worüber reden die Kunden? - Ein modelbasierter Ansatz für die Analyse von Kundenmeinungen in Microblogs. GeNeMe (2011)
Stefan Sommer, Mads Nielsen, François Lauze, Xavier Pennec
A Multi-scale Kernel Bundle for LDDMM: Towards Sparse Deformation Description across Space and Scales. IPMI (2011)
Stefan Sommer
Accelerating multi-scale flows for LDDKBM diffeomorphic registration. ICCV Workshops (2011)
Stefan Sommer, Mads Nielsen, Sune Darkner, Xavier Pennec
Higher Order Kernels and Locally Affine LDDMM Registration CoRR (2011)
Stefan Sommer, François Lauze, Mads Nielsen, Xavier Pennec
Kernel Bundle EPDiff: Evolution Equations for Multi-scale Diffeomorphic Image Registration. SSVM (2011)
Stefan Sommer, François Lauze, Søren Hauberg, Mads Nielsen
Manifold Valued Statistics, Exact Principal Geodesic Analysis and the Effect of Linear Approximations. ECCV (6) (2010)
Aditya Tatu, François Lauze, Stefan Sommer, Mads Nielsen
On Restricting Planar Curve Evolution to Finite Dimensional Implicit Subspaces with Non-Euclidean Metric. J. Math. Imaging Vis. 38 (3) (2010)
Søren Hauberg, Stefan Sommer, Kim Steenstrup Pedersen
Gaussian-Like Spatial Priors for Articulated Tracking. ECCV (1) (2010)
Stefan Sommer, François Lauze, Mads Nielsen
The Differential of the Exponential Map, Jacobi Fields and Exact Principal Geodesic Analysis CoRR (2010)
Stefan Sommer, Aditya Tatu, Chen Chen, D. R. Jurgensen, Marleen de Bruijne, Marco Loog, Mads Nielsen, François Lauze
Bicycle chain shape models. CVPR Workshops (2009)
Andreas Hilbert, Stefan Sommer
Multi-Channel-Beziehungsmanagement für den elektronischen Kaufprozess. FKBI (2009)

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Publication Activity (10 Years)

Top Topics

Top Venues

Stefan Sommer