Stefan Horst Sommer

Stefan Horst Sommer

Professor

ORCID: 0000-0001-6784-0328

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  1. 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 proceeding › Article in proceedings › Research › peer-review

  2. 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 journal › Journal article › Research › peer-review

  3. Published

    Atlas generative models and geodesic interpolation

    Stolberg-Larsen, J. & Sommer, Stefan Horst, 2022, In: Image and Vision Computing. 122, 23 p., 104433.

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. 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 proceeding › Article in proceedings › Research › peer-review

  5. 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 journal › Journal article › Research › peer-review

  6. 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 proceeding › Article in proceedings › Research › peer-review

  7. 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 proceeding › Article in proceedings › Research › peer-review

  8. 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 proceeding › Article in proceedings › Research › peer-review

  9. 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 proceeding › Book chapter › Research › peer-review

  10. 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 proceeding › Article in proceedings › Research › peer-review

  11. 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 proceeding › Article in proceedings › Research › peer-review

  12. 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 proceeding › Article in proceedings › Research › peer-review

  13. 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 journal › Journal article › Research › peer-review

  14. 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/Report › Ph.D. thesis › Research

  15. 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 proceeding › Article in proceedings › Research › peer-review

  16. 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 proceeding › Article in proceedings › Research › peer-review

  17. 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 journal › Journal article › Research › peer-review

  18. 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 proceeding › Book chapter › Research › peer-review

  19. 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 proceeding › Article in proceedings › Research › peer-review

  20. 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 journal › Journal article › Research › peer-review

  21. 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 proceeding › Article in proceedings › Research › peer-review

  22. 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 journal › Journal article › Research › peer-review

  23. Published

    Anisotropically weighted and nonholonomically constrained evolutions on manifolds

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

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. 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 proceeding › Article in proceedings › Research

  25. 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 proceeding › Book chapter › Research › peer-review

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