Stefan Horst Sommer

Stefan Horst Sommer

Professor


  1. 2021
  2. Published

    Bridge Simulation and Metric Estimation on Lie Groups

    Højgaard Jensen, Mathias, Joshi, S. & Sommer, Stefan Horst, 2021, Geometric Science of Information: 5th International Conference, GSI 2021, Paris, France, July 21–23, 2021, Proceedings. Springer, p. 430-438 (Lecture Notes in Computer Science, Vol. 12829).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  3. Published

    Currents and K-functions for Fiber Point Processes

    Hansen, P. E. H., Waagepetersen, R. P., Svane, A. M., Sporring, Jon, Stephensen, Hans Jacob Teglbjærg, Hasselholt, S. & Sommer, Stefan Horst, 2021, Geometric Science of Information: 5th International Conference, GSI 2021, Paris, France, July 21–23, 2021, Proceedings. Nielsen, F. & Barbaresco, F. (eds.). Springer, p. 127-134 (Lecture Notes in Computer Science, Vol. 12829).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  4. Published

    Diffusion Means and Heat Kernel on Manifolds

    Hansen, P., Eltzner, B. & Sommer, Stefan Horst, 2021, Geometric Science of Information: 5th International Conference, GSI 2021, Paris, France, July 21–23, 2021, Proceedings. Springer, p. 111-118 (Lecture Notes in Computer Science, Vol. 12829).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  5. E-pub ahead of print

    Horizontal Flows and Manifold Stochastics in Geometric Deep Learning

    Sommer, Stefan Horst & Bronstein, A. M., 2021, (E-pub ahead of print) In: IEEE Transactions on Pattern Analysis and Machine Intelligence.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Information Processing in Medical Imaging: 27th International Conference, IPMI 2021, Virtual Event, June 28–June 30, 2021, Proceedings

    Feragen, A. (ed.), Sommer, Stefan Horst (ed.), Schnabel, J. (ed.) & Nielsen, Mads (ed.), 2021, Springer. 782 p. (Lecture Notes in Computer Science, Vol. 12729).

    Research output: Book/ReportAnthologyResearchpeer-review

  7. Published

    Stochastic Shape Analysis

    Arnaudon, A., Holm, D. D. & Sommer, Stefan Horst, 2021, Handbook of Mathematical Models and Algorithms in Computer Vision and Imaging: Mathematical Imaging and Vision. Chen, K., Schönlieb, C-B., Tai, X-C. & Younces, L. (eds.). Springer, p. 1-24 (Springer Reference).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  8. Published

    Stochastic flows and shape bridges

    Sommer, Stefan Horst, Schauer, M. & Meulen, F. V. D., 2021, Statistics of Stochastic Differential Equations on Manifolds and Stratified Spaces (hybrid meeting). Mathematisches Forschungsinstitut Oberwolfach, p. 18-21 (Oberwolfach Reports; No. 48, Vol. 2021).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  9. 2020
  10. Published

    Introduction

    Pennec, X., Sommer, Stefan Horst & Fletcher, T., 2020, Riemannian Geometric Statistics in Medical Image Analysis. Pennec, X., Sommer, S. & Fletcher, T. (eds.). Academic Press, p. xvii-xix

    Research output: Chapter in Book/Report/Conference proceedingPreface/postscriptResearchpeer-review

  11. Published

    Introduction to differential and Riemannian geometry

    Sommer, Stefan Horst, Fletcher, T. & Pennec, X., 2020, Riemannian Geometric Statistics in Medical Image. Pennec, X., Sommer, S. & Fletcher, T. (eds.). Academic Press, p. 3-37

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  12. Published

    Probabilistic approaches to geometric statistics: Stochastic processes, transition distributions, and fiber bundle geometry

    Sommer, Stefan Horst, 2020, Riemannian Geometric Statistics in Medical Image. Pennec, X., Sommer, S. & Fletcher, T. (eds.). Academic Press, p. 377-416

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  13. Published

    Riemannian Geometric Statistics in Medical Image Analysis

    Pennec, X. (ed.), Sommer, Stefan Horst (ed.) & Fletcher, T. (ed.), 2020, 1. ed. Academic Press. 636 p.

    Research output: Book/ReportBookResearchpeer-review

  14. Published

    Riemannian geometry on shapesand diffeomorphisms: Statistics via actions of the diffeomorphism group

    Marsland, S. & Sommer, Stefan Horst, 2020, Riemannian Geometric Statistics in Medical Image Analysis. Pennec, X., Sommer, S. & Fletcher, T. (eds.). Academic Press, p. 135-167

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  15. 2019
  16. Published

    Generalizations of Ripley’s K-function with Application to Space Curves

    Sporring, Jon, Waagepetersen, R. P. & Sommer, Stefan Horst, Jun 2019, Information Processing in Medical Imaging - 26th International Conference, IPMI 2019, Hong Kong, China, 2019, Proceedings: 26th International Conference, IPMI 2019, Hong Kong, China, June 2–7, 2019, Proceedings. Springer, p. 731-742 (Lecture Notes in Computer Science, Vol. 11492).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  17. Published

    A Geometric Framework for Stochastic Shape Analysis

    Arnaudon, A., Holm, D. D. & Sommer, Stefan Horst, 2019, In: Foundations of Computational Mathematics. 19, 3, p. 653–701 49 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    A Memory-Efficient Parallelizable Method for Computation of Thévenin Equivalents Used in Real-Time Stability Assessment

    Jorgensen, C. H. L., Moller, J. G., Sommer, Stefan Horst & Johannsson, H., 2019, In: IEEE Transactions on Power Systems. 34, 4, p. 2675-2684 10 p., 8645670.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    An Infinitesimal Probabilistic Model for Principal Component Analysis of Manifold Valued Data

    Sommer, Stefan Horst, 2019, In: Sankhya A. 81, 1, p. 37-62

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Binary Search and Fit Algorithm for Improved Voltage Stability Boundary Monitoring

    Jørgensen, C. H. L., Karatas, B. C., Jóhannsson, H. & Sommer, Stefan Horst, 2019, Proceedings of 2019 IEEE PES Innovative Smart Grid Technologies Europe, ISGT-Europe 2019. IEEE, 5 p. 8905466

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  21. Published

    Differential geometry and stochastic dynamics with deep learning numerics

    Kühnel, L., Sommer, Stefan Horst & Arnaudon, A., 2019, In: Applied Mathematics and Computation. 356, p. 411-437 27 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    PADDIT: Probabilistic Augmentation of Data using Diffeomorphic Image Transformation

    Orbes-Arteaga, M., Sørensen, L., Cardoso , J., Modat , M., Ourselin, S., Sommer, Stefan Horst, Nielsen, Mads, Igel, Christian & Pai, A. S. U., 2019, Proceedings, SPIE 10949, Medical Imaging 2019: Image Processing . SPIE - International Society for Optical Engineering, 6 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  23. Published

    Reduce-factor-solve for fast Thevenin impedance computation and network reduction

    Sommer, Stefan Horst, Aabrandt, A. & Jóhannsson, H., 2019, In: IET Generation, Transmission and Distribution. 13, 2, p. 288-295

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Simulation of Conditioned Diffusions on the Flat Torus

    Højgaard Jensen, Mathias, Mallasto, A. & Sommer, Stefan Horst, 2019, Geometric Science of Information - 4th International Conference, GSI 2019, Proceedings. Nielsen, F. & Barbaresco, F. (eds.). Springer VS, p. 685-694 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Vol. 11712 LNCS).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  25. Published

    Stochastic Metamorphosis with Template Uncertainties

    Arnaudon, A., Holm, D. D. & Sommer, Stefan Horst, 2019, Mathematics of Shapes and Applications. World Scientific, Vol. 37. p. 75-96 22 p. (Lecture Notes Series, Institute for Mathematical Sciences, Vol. 37).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  26. 2018
  27. Published

    Biomedical Image Registration: 8th International Workshop, WBIR 2018, Leiden, The Netherlands, June 28-29, 2018, Proceedings

    Klein, S. (ed.), Staring, M. (ed.), Durrleman, S. (ed.) & Sommer, Stefan Horst (ed.), 2018, Springer. 127 p. (Image Processing, Computer Vision, Pattern Recognition, and Graphics, Vol. 10883).

    Research output: Book/ReportAnthologyResearchpeer-review

  28. Published

    Brain Segmentation in Rodent MR-Images Using Convolutional Neural Networks

    Sigurdsson, Björn, Darkner, Sune, Sommer, Stefan Horst, Mortensen, Kristian Nygaard, Sanggaard, S., Kostrikov, S. & Nedergaard, Maiken, 2018.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  29. Published

    String Methods for Stochastic Image and Shape Matching

    Arnaudon, A., Holm, D. & Sommer, Stefan Horst, 2018, In: Journal of Mathematical Imaging and Vision. 60, 6, p. 953-967

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. 2017
  31. Published

    Hippocampal texture predicts rate of cognitive decline in mild cognitive impairment

    Pai, A. S. U., Pillai, J. A., Sørensen, L., Darkner, Sune, Sommer, Stefan Horst & Nielsen, Mads, Jul 2017, In: Alzheimer's & Dementia. 13, 7, supplement, p. P1356 1 p., P4-225.

    Research output: Contribution to journalConference abstract in journalResearch

  32. Published

    A statistical model for simultaneous template estimation, bias correction, and registration of 3D brain images

    Pai, A. S. U., Sommer, Stefan Horst, Raket, L. L., Kühnel, L., Darkner, Sune, Sørensen, L. & Nielsen, Mads, 2017, Medical Computer Vision and Bayesian and Graphical Models for Biomedical Imaging: MICCAI 2016 International Workshops, MCV and BAMBI, Athens, Greece, October 21, 2016, Revised Selected Papers. Müller, H., Kelm, B. M., Arbel, T., Cai, W., Cardoso, M. J., Langs, G., Menze, B., Metaxas, D., Montillo, A., Wells, W. M., Zhang, S., Chung, A. C. S., Jenkinson, M. & Ribbens, A. (eds.). Springer, p. 151-159 9 p. (Lecture notes in computer science, Vol. 10081).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  33. Published

    A stochastic large deformation model for computational anatomy

    Arnaudon, A., Holm, D. D., Pai, A. S. U. & Sommer, Stefan Horst, 2017, Information Processing in Medical Imaging: 25th International Conference, IPMI 2017, Boone, NC, USA, June 25-30, 2017, Proceedings. Springer, p. 571-582 12 p. (Lecture notes in computer science, Vol. 10265).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  34. Published

    Bridge simulation and metric estimation on landmark manifolds

    Sommer, Stefan Horst, Arnaudon, A., Kühnel, L. & Joshi, S., 2017, Graphs in Biomedical Image Analysis, Computational Anatomy and Imaging Genetics: First International Workshop, GRAIL 2017, 6th International Workshop, MFCA 2017, and Third International Workshop, MICGen 2017, Held in Conjunction with MICCAI 2017, Québec City, QC, Canada, September 10–14, 2017, Proceedings. Cardoso, J., Arbel, T., Ferrante, E., Pennec, X., Dalca, A., Parisot, S., Batmanghelich, N. K., Sotiras, A., Nielsen, M., Sabuncu, M. R., Fletcher, T., Shen, L., Durrleman, S. & Sommer, S. (eds.). Springer, p. 79-91 13 p. (Lecture notes in computer science, Vol. 10551).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  35. Published

    Characterization of errors in deep learning-based brain MRI segmentation

    Pai, A. S. U., Teng, Y., Blair, J. P. M., Kallenberg, M. G. J., Dam, Erik Bjørnager, Sommer, Stefan Horst, Igel, Christian & Nielsen, Mads, 2017, Deep learning for medical image analysis. Zhou, S. K., Greenspan, H. & Shen, D. (eds.). Academic Press, p. 223–242 20 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  36. Published

    Computational anatomy in Theano

    Kühnel, L. & Sommer, Stefan Horst, 2017, Graphs in Biomedical Image Analysis, Computational Anatomy and Imaging Genetics: First International Workshop, GRAIL 2017, 6th International Workshop, MFCA 2017, and Third International Workshop, MICGen 2017, Held in Conjunction with MICCAI 2017, Québec City, QC, Canada, September 10–14, 2017, Proceedings. Cardoso, J., Arbel, T., Ferrante, E., Pennec, X., Dalca, A., Parisot, S., Joshi, S., Batmanghelich, N. K., Sotiras, A., Nielsen, M., Sabuncu, M. R., Fletcher, T., Shen, L., Durrleman, S. & Sommer, S. (eds.). Springer, p. 164-176 13 p. (Lecture notes in computer science, Vol. 10551).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  37. Published

    Graphs in Biomedical Image Analysis, Computational Anatomy and Imaging Genetics: First International Workshop, GRAIL 2017, 6th International Workshop, MFCA 2017, and Third International Workshop, MICGen 2017, Held in Conjunction with MICCAI 2017, Québec City, QC, Canada, September 10–14, 2017, Proceedings

    Cardoso, M. J. (ed.), Arbel, T. (ed.), Ferrante, E. (ed.), Pennec, X. (ed.), Dalca, A. V., Parisot, S. (ed.), Joshi, S. (ed.), Batmanghelich, N. K. (ed.), Sotiras, A. (ed.), Nielsen, Mads (ed.), Sabuncu, M. R. (ed.), Fletcher, T. (ed.), Shen, L. (ed.), Durrleman, S. (ed.) & Sommer, Stefan Horst (ed.), 2017, Springer. 248 p. (Lecture notes in computer science, Vol. 10551).

    Research output: Book/ReportAnthologyResearchpeer-review

  38. Published

    Modelling anisotropic covariance using stochastic development and sub-Riemannian frame bundle geometry

    Sommer, Stefan Horst & Svane, A. M., 2017, In: Journal of Geometric Mechanics. 9, 3, p. 391-410 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Most Likely Separation of Intensity and Warping Effects in Image Registration

    Kuhnel, L., Sommer, Stefan Horst, Pai, A. & Raket, L. L., 2017, In: S I A M Journal on Imaging Sciences. 10, 2, p. 578-601

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Separating shape and intensity variation in images

    Kühnel, L., Sommer, Stefan Horst, Pai, A. S. U. & Raket, L. L., 2017, In: SIAM News. 50, 8, p. 12 1 p.

    Research output: Contribution to journalJournal articleResearch

  41. Published

    Stochastic development regression on non-linear manifolds

    Kühnel, L. & Sommer, Stefan Horst, 2017, Information Processing in Medical Imaging: 25th International Conference, IPMI 2017, Boone, NC, USA, June 25-30, 2017, Proceedings. Springer, p. 53-64 12 p. (Lecture notes in computer science, Vol. 10265).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  42. Published

    Stochastic development regression using method of moments

    Kühnel, L. & Sommer, Stefan Horst, 2017, Geometric Science of Information: Third International Conference, GSI 2017, Paris, France, November 7-9, 2017, Proceedings. Nielsen, F. & Barbaresco, F. (eds.). Springer, p. 3-11 9 p. (Lecture notes in computer science, Vol. 10589).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  43. Published

    The Development of Pubertal Gynaecomastia and the Association to Endogenous Hormones, Growth, and Body Composition

    Mieritz, M. G., Juul, A., Raket, L. L., Hagen, C. P., Nielsen, J. E., Talman, M. M., Petersen, Jørgen Holm, Sommer, Stefan Horst, Main, Katharina Maria, Jørgensen, N., Sørensen, K., Aksglaede, L., Mouritsen, A., Hilsted, L. & Andersson, A. M., 2017, In: Birth Defects Research. 109, 9, p. 637 1 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  44. 2016
  45. Published

    Anisotropically weighted and nonholonomically constrained evolutions on manifolds

    Sommer, Stefan Horst, 2016, In: Entropy. 18, 12, 21 p., 425.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Combining the boundary shift integral and tensor-based morphometry for brain atrophy estimation

    Michalkiewicz, M. D., Pai, A. S. U., Leung, K. K., Sommer, Stefan Horst, Darkner, Sune, Sørensen, L., Sporring, Jon & Nielsen, Mads, 2016, Medical imaging 2016: Image processing. Styner, M. A. & Angelini, E. D. (eds.). SPIE - International Society for Optical Engineering, 6 p. 978406. (Progress in Biomedical Optics and Imaging).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  47. Published

    Do dementia biomarkers have a sigmoid trajectory? Insights from non-linear mixed effects modeling

    Pai, A. S. U., Sommer, Stefan Horst, Raket, L. L., Sørensen, L. & Nielsen, Mads, 2016, In: Alzheimer's & Dementia. 12, 7, Supplement, p. P356 1 p., O4-09-06.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  48. Published

    Kernel bundle diffeomorphic image registration using stationary velocity fields and Wendland basis functions

    Pai, A. S. U., Sommer, Stefan Horst, Sørensen, L., Darkner, Sune, Sporring, Jon & Nielsen, Mads, 2016, In: IEEE transactions on medical imaging. 35, 6, p. 1369-1380 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. 2015
  50. Published

    A longitudinal study of growth, sex steroids and IGF-1 in boys with physiological gynaecomastia

    Mieritz, M. G., Raket, L. L., Hagen, C. P., Nielsen, J. E., Talman, M. M., Petersen, Jørgen Holm, Sommer, Stefan Horst, Main, Katharina Maria, Jørgensen, N. & Juul, Anders, 2015, In: Journal of Clinical Endocrinology and Metabolism. 100, 10, p. 3752-3759 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    Adaptive time-stepping in dieomorphic image registration with bounded inverse consistency error

    Pai, A. S. U., Klein, S., Sommer, Stefan Horst, Sørensen, L., Darkner, Sune, Sporring, Jon & Nielsen, Mads, 2015, Proceedings of the fifth international workshop on Mathematical Foundations of Computational Anatomy (MFCA 2015) . INRIA, p. 35-47

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  52. Published

    Adaptive time-stepping in diffeomorphic image registration with bounded inverse consistency error

    Pai, A. S. U., Klein, S., Sommer, Stefan Horst, Sørensen, L. E. B. L., Darkner, Sune, Sporring, Jon & Nielsen, Mads, 2015, The 18th International Conference on Medical Image Computing and Computer Assisted Intervention: proceedings. Technische Universität München , p. 35-47 13 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  53. Published

    Anisotropic distributions on manifolds: template estimation and most probable paths

    Sommer, Stefan Horst, 2015, Information processing in medical imaging: 24th International Conference, IPMI 2015, Sabhal Mor Ostaig, Isle of Skye, UK, June 28 - July 3, 2015, Proceedings. Ourselin, S., Alexander, D. C., Westin, C-F. & Cardoso, M. J. (eds.). Springer, p. 193-204 12 p. (Lecture notes in computer science, Vol. 9123).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  54. Published

    Comparison of several computational pipelines for atrophy computation in longitudinal Alzheimers studies

    Pai, A. S. U., Sommer, Stefan Horst, Darkner, Sune, Sørensen, L. E. B. L., Sporring, Jon & Nielsen, Mads, 2015. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  55. Published

    Diffeomorphic image registration with automatic time-step adjustment

    Pai, A. S. U., Klein, S., Sommer, Stefan Horst, Darkner, Sune, Sporring, Jon & Nielsen, Mads, 2015, 2015 IEEE 12th International Symposium on Biomedical Imaging (ISBI). IEEE, p. 1085-1088 4 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  56. Published

    Evolution equations with anisotropic distributions and diffusion PCA

    Sommer, Stefan Horst, 2015, Geometric science of information: Second International Conference, GSI 2015, Palaiseau, France, October 28–30, 2015, Proceedings. Nielsen, F. & Barbaresco, F. (eds.). Springer Science+Business Media, p. 3-11 9 p. (Lecture notes in computer science, Vol. 9389).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  57. Published

    Image registration using stationary velocity fields parameterized by norm-minimizing Wendland kernel

    Pai, A. S. U., Sommer, Stefan Horst, Sørensen, L., Darkner, Sune, Sporring, Jon & Nielsen, Mads, 2015, Medical Imaging 2015: Image Processing. SPIE - International Society for Optical Engineering, 7 p. (Proceedings of S P I E - International Society for Optical Engineering, Vol. 9413).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  58. Published

    Proceedings of Math on the rocks: shape analysis workshop in Grundsund

    Modin, K. (ed.) & Sommer, Stefan Horst (ed.), 2015, Chalmers tekniska högskola. 42 p.

    Research output: Book/ReportBookResearchpeer-review

  59. Published

    Proceedings of the fifth international workshop on Mathematical Foundations of Computational Anatomy (MFCA 2015)

    Pennec, X. (ed.), Joshi, S. (ed.), Nielsen, Mads (ed.), Fletcher, T. P. (ed.), Durrleman, S. (ed.) & Sommer, Stefan Horst (ed.), 2015, INRIA. 173 p.

    Research output: Book/ReportAnthologyResearch

  60. Published

    Reduction by Lie Group symmetries in diffeomorphic image registration and deformation modelling

    Sommer, Stefan Horst & Jacobs, H. O., 2015, In: Symmetry. 7, 2, p. 599-624 26 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Serum AMH levels are lower in healthy boys who develop pubertal gynaecomastia

    Mieritz, M. G., Hagen, C. P., Almstrup, Kristian, Petersen, Jørgen Holm, Raket, L. L., Sommer, Stefan Horst & Juul, A., 2015, In: Hormone Research in Paediatrics. 84, Supplement 1, p. 290-291 2 p., P2-526.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  62. 2014
  63. Published

    A nonlinear mixed-effects model for simultaneous smoothing and registration of functional data

    Raket, L. L., Sommer, Stefan Horst & Markussen, Bo, 2014, In: Pattern Recognition Letters. 38, p. 1-7 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    Higher-order spatial accuracy in diffeomorphic image registration

    Jacobs, H. O. & Sommer, Stefan Horst, 2014, In: Geometry, Imaging and Computing. 1, 4, p. 447-484 38 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Math in the cabin - shape analysis workshop in Bad Gastein

    Bauer, M., Bruveris, M., Harms, P., Khesin, B., Marsland, S., Michor, P., Modin, K., Müller, O., Pennec, X., Sommer, Stefan Horst & Vialard, F., 2014, Brunel University London. 29 p.

    Research output: Book/ReportReportResearch

  66. Published

    Optimization over geodesics for exact principal geodesic analysis

    Sommer, Stefan Horst, Lauze, Francois Bernard & Nielsen, Mads, 2014, In: Advances in Computational Mathematics. 40, 2, p. 283-313 31 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    Promoting active participation in computer science lectures

    Sommer, Stefan Horst, 2014, Improving university science teaching and learning: pedagogical projects 2014. Ulriksen, L. & Sølberg, J. (eds.). Department of Science Education, University of Copenhagen, p. 209-222 14 p. (Improving University Science Teaching and Learning - Pedagogical Projects; No. 1-2, Vol. 7).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  68. Published

    Stepwise inverse consistent Euler’s scheme for diffeomorphic image registration

    Pai, A. S. U., Sommer, Stefan Horst, Darkner, Sune, Sørensen, L., Sporring, Jon & Nielsen, Mads, 2014, Biomedical Image Registration: 6th International Workshop, WBIR 2014, London, UK, July 7-8, 2014. Proceedings. Ourselin, S. & Modat, M. (eds.). Springer, p. 223-230 8 p. (Lecture notes in computer science, Vol. 8545).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  69. 2013
  70. Published

    Higher-order momentum distributions and locally affine LDDMM registration

    Sommer, Stefan Horst, Nielsen, Mads, Darkner, Sune & Pennec, X., 2013, In: S I A M Journal on Imaging Sciences. 6, 1, p. 341-367 27 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  71. Published

    Horizontal dimensionality reduction and iterated frame bundle development

    Sommer, Stefan Horst, 2013, Geometric Science of Information: First International Conference, GSI 2013, Paris, France, August 28-30, 2013. Proceedings. Nielsen, F. & Barbaresco, F. (eds.). Springer, p. 76-83 8 p. (Lecture notes in computer science, Vol. 8085).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  72. Published

    Proceedings of the Fourth International Workshop on Mathematical Foundations of Computational Anatomy - Geometrical and Statistical Methods for Biological Shape Variability Modeling (MFCA 2013), Nagoya, Japan

    Pennec, X. (ed.), Joshi, S. (ed.), Nielsen, Mads (ed.), Fletcher, T. P. (ed.), Durrleman, S. (ed.) & Sommer, Stefan Horst (ed.), 2013, INRIA. 134 p.

    Research output: Book/ReportBookResearchpeer-review

  73. Real-time thevenin impedance computation

    Sommer, Stefan Horst & Johannsson, H., 2013, Innovative Smart Grid Technologies (ISGT), 2013 IEEE PES. IEEE, p. 1-6 6 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  74. Published

    Sparse multi-scale diffeomorphic registration: the kernel bundle framework

    Sommer, Stefan Horst, Lauze, Francois Bernard, Nielsen, Mads & Pennec, X., 2013, In: Journal of Mathematical Imaging and Vision. 46, 3, p. 292-308 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. 2012
  76. Published

    Anatomy in Curved Space: Non-linear Modeling of Deformation and Shape for Medical Imaging

    Sommer, Stefan Horst, 2012, Faculty of Science, University of Copenhagen.

    Research output: Book/ReportPh.D. thesisResearch

  77. Investigation of the adaptability of transient stability assessment methods to real-time operation

    Weckesser, T., Johannsson, H., Sommer, Stefan Horst & Østergaard, J., 2012, 2012 3rd IEEE PES International Conference and Exhibition on Innovative Smart Grid Technologies (ISGT Europe). IEEE, p. 1-9 9 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  78. Published

    Kernel bundle EPDiff: Evolution equations for multi-scale diffeomorphic image registration

    Sommer, Stefan Horst, Lauze, Francois Bernard, Nielsen, Mads & Pennec, X., 2012, Scale Space and Variational Methods in Computer Vision - Third International Conference, SSVM 2011, Revised Selected Papers: Third International Conference, SSVM 2011, Ein-Gedi, Israel, May 29 – June 2, 2011, Revised Selected Papers. Bruckstein, A., ter Haar Romeny, B. M., Bronstein, A. M. & Bronstein, M. M. (eds.). Springer, p. 677-688 12 p. (Lecture notes in computer science, Vol. 6667).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  79. Published

    Natural metrics and least-committed priors for articulated tracking

    Hauberg, S., Sommer, Stefan Horst & Steenstrup Pedersen, Kim, 2012, In: Image and Vision Computing. 30, 6-7, p. 453-461 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  80. Published

    Sparsity and scale: compact representations of deformation for diffeomorphic registration

    Sommer, Stefan Horst, Nielsen, Mads & Pennec, X., 2012, 2012 IEEE Workshop on Mathematical Methods in Biomedical Image Analysis (MMBIA). IEEE, p. 217-224 8 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  81. 2011
  82. Published

    A multi-scale kernel bundle for LDDMM: towards sparse deformation description across space and scales

    Sommer, Stefan Horst, Nielsen, Mads, Lauze, Francois Bernard & Pennec, X., 2011, Information Processing in Medical Imaging: 22nd International Conference, IPMI 2011, Kloster Irsee, Germany, July 3-8, 2011. Proceedings. Székely, G. & Hahn, H. K. (eds.). Springer, p. 624-35 12 p. (Lecture notes in computer science, Vol. 6801).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  83. Published

    Accelerating multi-scale flows for LDDKBM diffeomorphic registration

    Sommer, Stefan Horst, 2011, 2011 IEEE International Conference on Computer Vision Workshops (ICCV Workshops). IEEE, p. 499-505 7 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  84. 2010
  85. Published

    Gaussian-like spatial priors for articulated tracking

    Hauberg, S., Sommer, Stefan Horst & Steenstrup Pedersen, Kim, 2010, Computer Vision - ECCV 2010: 11th European Conference on Computer Vision, Heraklion, Crete, Greece, September 5-11, 2010, Proceedings, Part I. Daniilidis, K., Maragos, P. & Paragios, N. (eds.). Springer, Vol. Part I. p. 425-437 13 p. (Lecture notes in computer science; No. 6311).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  86. Published

    Manifold valued statistics, exact principal geodesic analysis and the effect of linear approximations

    Sommer, Stefan Horst, Lauze, Francois Bernard, Hauberg, S. & Nielsen, Mads, 2010, Computer Vision - ECCV 2010: 11th European Conference on Computer Vision, Heraklion, Crete, Greece, September 5-11, 2010, Proceedings, Part VI. Daniilidis, K., Maragos, P. & Paragios, N. (eds.). Springer, Vol. Part VI. p. 43-56 14 p. (Lecture notes in computer science; No. 6316).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  87. Published

    On restricting planar curve evolution to finite dimensional implicit subspaces with non-Euclidean metric

    Tatu, A. J., Lauze, Francois Bernard, Sommer, Stefan Horst & Nielsen, Mads, 2010, In: Journal of Mathematical Imaging and Vision. 38, 3, p. 226-240 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  88. 2009
  89. Published

    Bicycle Chain Shape Models

    Sommer, Stefan Horst, Tatu, A. J., Chen, C., Jørgensen, D., de Bruijne, Marleen, Loog, M., Nielsen, Mads & Lauze, Francois Bernard, 2009, Computer Vision and Pattern Recognition Workshops, 2009. CVPR Workshops 2009. IEEE Computer Society Conference on Computer Vision and Pattern Recognition.. IEEE, p. 157-163 7 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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