Skip to main content
Home
  • Impressum und Datenschutz
  • English
  • Deutsch
Print
-A +A
  • Forschung
    • Solutions for Individualized Medicine
    • Molecular and Biological Processes
    • Materials and Optical Processes
    • Combinatorics and MINLP
    • MSO for Multiscale Systems
    • Robust Solutions under Uncertainty
    • Digital Humanities
    • Efficient Infrastructure and Logistics
    • Large-Scale Data Management, Curation & Analysis
    • Highly Parallel Computing
    • Scalable and Fault-Tolerant Algorithms
    • Publikationen
    • Bücher
    • Features
  • Institut
    • Research Campus MODAL
    • Intel oneAPI CoE
    • Joint Lab Optics
    • Oracle Center of Excellence
    • Organization
    • Organizational Chart
    • Weitere Ausschüsse und Verordnungen
    • Spin-Offs
    • Konrad Zuse
    • Hall of Fame
  • Forschungsdienste
    • NHR Center at ZIB
    • Supercomputing
    • Data Archive
    • KOBV
    • BRAIN
    • Software
    • Room Reservation
    • Library
  • Mitglieder
  • Öffentlichkeit
    • Doktoranden
    • Stipendien
    • Lehrveranstaltungen
    • Ausbildungsplätze
    • Schulen
    • Presse
    • Öffentliche Veranstaltungen
    • Geführte Touren
    • Ehemalige
    • Abschlussarbeiten
  • Kontakt
Home  |  Members  |  von Tycowicz, Dr. Christoph

von Tycowicz, Dr. Christoph

Funktion: 
Leitung Arbeitsgruppe
Raum: 
4004
Bereich: 
Mathematics of Complex Systems
Abteilung: 
Visual and Data-Centric Computing
Arbeitsgruppe: 
Geometric Data Analysis and Processing
Mail: 
vontycowiczzib.de
Telefon: 
+49 30 84185 - 350
Fax: 
+49 30 84185 - 107
Personal website: 
https://www.tycowicz.de/

Projekte

Leitung

Analysis of Empirical Shape Trajectories
Spline Models for Shape Trajectory Analysis
A Soft-Correspondence Approach to Shape Analysis
Manifold-Valued Graph Neural Networks

Mitglieder

3D Reconstruction from 2D X-ray Images
Dynamic Multi-modal Knee Joint Registration
Image-based Analysis of in vivo Knee Dynamics
Cloth Simulation
Elastic Shape Analysis on Manifolds

Publikationen

2023 2022 2021 2020 2019 2018 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007

2023

Esfandiar Navayazdani, Felix Ambellan, Martin Hanik, Christoph von Tycowicz Sasaki Metric for Spline Models of Manifold-Valued Trajectories Computer Aided Geometric Design, 2023 (accepted for publication) BibTeX

2022

Esfandiar Nava-Yazdani, Hans-Christian Hege, Christoph von Tycowicz A Hierarchical Geodesic Model for Longitudinal Analysis on Manifolds Journal of Mathematical Imaging and Vision, 64(4), pp. 395-407, 2022 (preprint available as ZIB-Report 21-39) PDF (ZIB-Report)
BibTeX
DOI
Martha Paskin, Mason Dean, Daniel Baum, Christoph von Tycowicz A Kendall Shape Space Approach to 3D Shape Estimation from 2D Landmarks Computer Vision -- ECCV 2022, pp. 363-379, 2022 BibTeX
arXiv
DOI
Martha Paskin, Daniel Baum, Mason N. Dean, Christoph von Tycowicz A Kendall Shape Space Approach to 3D Shape Estimation from 2D Landmarks -- Source Code and Data 2022 BibTeX
DOI
Martin Hanik, Hans-Christian Hege, Christoph von Tycowicz A Nonlinear Hierarchical Model for Longitudinal Data on Manifolds 2022 IEEE 19th International Symposium on Biomedical Imaging (ISBI), pp. 1-5, 2022 BibTeX
arXiv
DOI
Julius Mayer, Daniel Baum, Felix Ambellan, Christoph von Tycowicz A Soft-Correspondence Approach to Shape-based Disease Grading with Graph Convolutional Networks Proceedings of Machine Learning Research, 2022 PDF
BibTeX
Martin Hanik, Hans-Christian Hege, Christoph von Tycowicz Bi-invariant Dissimilarity Measures for Sample Distributions in Lie Groups SIAM Journal on Mathematics of Data Science, 4(4), pp. 1223-1249, 2022 BibTeX
DOI
Felix Ambellan Efficient Riemannian Statistical Shape Analysis with Applications in Disease Assessment Doctoral thesis, Freie Universität Berlin, Christof Schütte, Christoph von Tycowicz (Advisors), 2022 PDF
BibTeX
DOI
URN
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 Navayazdani, Christoph von Tycowicz, Nina Miolane ICLR 2022 Challenge for Computational Geomerty & Topology: Design and Results Proceedings of Topology, Algebra, and Geometry in Learning, pp. 269-276, Vol.196, Proceedings of Machine Learning Research, 2022 PDF
BibTeX
arXiv
Esfandiar Nava-Yazdani, Martin Hanik, Felix Ambellan, Christoph von Tycowicz On Gradient Formulas in an Algorithm for the Logarithm of the Sasaki Metric ZIB-Report 22-12 PDF
BibTeX
URN
Stephan Oehme, Philippe Moewis, Heide Boeth, Benjamin Bartek, Annika Lippert, Christoph von Tycowicz, Rainald Ehrig, Georg Duda, Tobias Jung PCL insufficient patients with increased translational and rotational passive knee joint laxity have no increased range of anterior–posterior and rotational tibiofemoral motion during level walking Scientific Reports, 12(1), pp. 1-11, 2022 PDF
BibTeX
DOI
Ariel Caputo, Marco Emporio, Andrea Giachetti, Marco Cristani, Guido Borghi, Andrea D'Eusanio, Minh-Quan Le, Hai-Dang Nguyen, Minh-Triet Tran, Felix Ambellan, Martin Hanik, Esfandiar Navayazdani, Christoph von Tycowicz SHREC 2022 Track on Online Detection of Heterogeneous Gestures Computers and Graphics, Vol.107, pp. 241-251, 2022 BibTeX
arXiv
DOI
Martin Hanik, Christoph von Tycowicz Triangle meshes of shadow-recieving surfaces of ancient sundials 2022 BibTeX
DOI

2021

Felix Ambellan, Stefan Zachow, Christoph von Tycowicz Geodesic B-Score for Improved Assessment of Knee Osteoarthritis Proc. Information Processing in Medical Imaging (IPMI), pp. 177-188, Lecture Notes in Computer Science, 2021 (preprint available as ZIB-Report 21-09) PDF (ZIB-Report)
BibTeX
arXiv
DOI
Felix Ambellan, Martin Hanik, Christoph von Tycowicz Morphomatics: Geometric morphometrics in non-Euclidean shape spaces 2021 BibTeX
DOI
Philippe Moewis, René Kaiser, Adam Trepczynski, Christoph von Tycowicz, Leonie Krahl, Ansgar Ilg, Johannes Holz, Georg N. Duda Patient specific resurfacing implant knee surgery in subjects with early osteoarthritis results in medial pivot and lateral femoral rollback during flexion: A retrospective pilot study Knee Surgery, Sports Traumatology, Arthroscopy, 2021 BibTeX
DOI
Felix Ambellan, Stefan Zachow, Christoph von Tycowicz Rigid Motion Invariant Statistical Shape Modeling based on Discrete Fundamental Forms Medical Image Analysis, Vol.73, 2021 BibTeX
DOI
arXiv
Ivan Sipiran, Patrick Lazo, Cristian Lopez, Nihar Bagewadi, Benjamin Bustos, Hieu Dao, Shankar Gangisetty, Martin Hanik, Ngoc-Phuong Ho-Thi, Mike Holenderski, Dmitri Jarnikov, Arniel Labrada, Stefan Lengauer, Roxane Licandro, Dinh-Huan Nguyen, Thang-Long Nguyen-Ho, Luis A. Pérez Rey, Bang-Dang Pham, Minh-Khoi Pham, Reinhold Preiner, Tobias Schreck, Quoc-Huy Trinh, Loek Tonnaer, Christoph von Tycowicz, The-Anh Vu-Le SHREC 2021: Retrieval of Cultural Heritage Objects Computers and Graphics, Vol.100, pp. 1-20, 2021 BibTeX
DOI

2020

Martin Hanik, Hans-Christian Hege, Christoph von Tycowicz Bi-invariant Two-Sample Tests in Lie Groups for Shape Analysis Shape in Medical Imaging, pp. 44-54, 2020 BibTeX
arXiv
DOI
Esfandiar Nava-Yazdani, Hans-Christian Hege, T. J. Sullivan, Christoph von Tycowicz Geodesic Analysis in Kendall's Shape Space with Epidemiological Applications Journal of Mathematical Imaging and Vision, 62(4), pp. 549-559, 2020 BibTeX
DOI
arXiv
Martin Hanik, Hans-Christian Hege, Anja Hennemuth, Christoph von Tycowicz Nonlinear Regression on Manifolds for Shape Analysis using Intrinsic Bézier Splines Proc. Medical Image Computing and Computer Assisted Intervention (MICCAI), pp. 617-626, 2020 BibTeX
arXiv
DOI
Christoph von Tycowicz Towards Shape-based Knee Osteoarthritis Classification using Graph Convolutional Networks 2020 IEEE 17th International Symposium on Biomedical Imaging (ISBI 2020), 2020 BibTeX
arXiv
DOI

2019

Esfandiar Nava-Yazdani, Hans-Christian Hege, Christoph von Tycowicz A Geodesic Mixed Effects Model in Kendall's Shape Space Proc. 7th MICCAI workshop on Mathematical Foundations of Computational Anatomy (MFCA), pp. 209-218, Vol.11846, Lecture Notes in Computer Science, 2019 (preprint available as ZIB-Report 19-49) PDF (ZIB-Report)
BibTeX
DOI
Felix Ambellan, Stefan Zachow, Christoph von Tycowicz A Surface-Theoretic Approach for Statistical Shape Modeling Proc. Medical Image Computing and Computer Assisted Intervention (MICCAI), Part IV, pp. 21-29, Vol.11767, Lecture Notes in Computer Science, 2019 (preprint available as ZIB-Report 19-20) PDF (ZIB-Report)
BibTeX
DOI
Felix Ambellan, Stefan Zachow, Christoph von Tycowicz An as-invariant-as-possible GL+(3)-based Statistical Shape Model Proc. 7th MICCAI workshop on Mathematical Foundations of Computational Anatomy (MFCA), pp. 219-228, Vol.11846, Lecture Notes in Computer Science, 2019 (preprint available as ZIB-Report 19-46) PDF (ZIB-Report)
BibTeX
DOI
Felix Ambellan, Hans Lamecker, Christoph von Tycowicz, Stefan Zachow Statistical Shape Models - Understanding and Mastering Variation in Anatomy Biomedical Visualisation, Paul M. Rea (Ed.), Springer Nature Switzerland AG, 1, pp. 67-84, 2019, ISBN: 978-3-030-19384-3, ISBN: 978-3-030-19385-0 (preprint available as ZIB-Report 19-13) PDF (ZIB-Report)
BibTeX
DOI

2018

Esfandiar Nava-Yazdani, Hans-Christian Hege, Christoph von Tycowicz, T. J. Sullivan A Shape Trajectories Approach to Longitudinal Statistical Analysis ZIB-Report 18-42 PDF
BibTeX
URN
Christoph von Tycowicz, Felix Ambellan, Anirban Mukhopadhyay, Stefan Zachow An Efficient Riemannian Statistical Shape Model using Differential Coordinates Medical Image Analysis, 43(1), pp. 1-9, 2018 (preprint available as ZIB-Report 16-69) PDF (ZIB-Report)
BibTeX
DOI
Martin Krämer, Marta Maggioni, Christoph von Tycowicz, Nick Brisson, Stefan Zachow, Georg N Duda, Jürgen Reichenbach Ultra-short echo-time (UTE) imaging of the knee with curved surface reconstruction-based extraction of the patellar tendon ISMRM (International Society for Magnetic Resonance in Medicine), 26th Annual Meeting 2018, Paris, France, 2018 BibTeX

2016

Christopher Brandt, Christoph von Tycowicz, Klaus Hildebrandt Geometric Flows of Curves in Shape Space for Processing Motion of Deformable Objects Computer Graphics Forum, 35(2), 2016 (preprint available as ZIB-Report 16-29) PDF (ZIB-Report)
BibTeX
DOI

2015

Christian Schulz, Christoph von Tycowicz, Hans-Peter Seidel, Klaus Hildebrandt Animating articulated characters using wiggly splines ACM SIGGRAPH / Eurographics Symposium on Computer Animation, pp. 101-109, 2015 BibTeX
DOI
Martin Krämer, Karl-Heinz Herrmann, Heide Boeth, Christoph von Tycowicz, Christian König, Stefan Zachow, Rainald Ehrig, Hans-Christian Hege, Georg N. Duda, Jürgen Reichenbach Measuring 3D knee dynamics using center out radial ultra-short echo time trajectories with a low cost experimental setup ISMRM (International Society for Magnetic Resonance in Medicine), 23rd Annual Meeting 2015, Toronto, Canada, 2015 BibTeX
Christoph von Tycowicz, Christian Schulz, Hans-Peter Seidel, Klaus Hildebrandt Real-time Nonlinear Shape Interpolation ACM Transactions on Graphics, 34(3), pp. 34:1-34:10, 2015 BibTeX
DOI
Sebastian Götschel, Christoph von Tycowicz, Konrad Polthier, Martin Weiser Reducing Memory Requirements in Scientific Computing and Optimal Control Multiple Shooting and Time Domain Decomposition Methods, T. Carraro, M. Geiger, S. Koerkel, R. Rannacher (Eds.), pp. 263-287, 2015 PDF
BibTeX

2014

Christian Schulz, Christoph von Tycowicz, Hans-Peter Seidel, Klaus Hildebrandt Animating Deformable Objects Using Sparse Spacetime Constraints ACM Transactions on Graphics, 33(4), pp. 109:1-109:10, 2014 BibTeX
DOI
Christoph von Tycowicz Concepts and Algorithms for the Deformation, Analysis, and Compression of Digital Shapes Doctoral thesis, Freie Universität Berlin, Konrad Polthier (Advisor), 2014 PDF
BibTeX
DOI
URN
Konrad Polthier, Alexander Bobenko, Klaus Hildebrandt, Ralf Kornhuber, Christoph von Tycowicz, Harry Yserentant, Günter M. Ziegler Geometry processing MATHEON - Mathematics for Key Technologies, EMS Publishing House, pp. 341-355, 2014, ISBN: 978-3-03719-137-8 BibTeX
DOI

2013

Christoph von Tycowicz, Christian Schulz, Hans-Peter Seidel, Klaus Hildebrandt An Efficient Construction of Reduced Deformable Objects ACM Transactions on Graphics, 32(6), pp. 213:1-213:10, 2013 BibTeX
DOI

2012

Klaus Hildebrandt, Christian Schulz, Christoph von Tycowicz, Konrad Polthier Interactive spacetime control of deformable objects ACM Transactions on Graphics, 31(4), pp. 71:1-71:8, 2012 BibTeX
DOI
Klaus Hildebrandt, Christian Schulz, Christoph von Tycowicz, Konrad Polthier Modal Shape Analysis beyond Laplacian Computer Aided Geometric Design, 29(5), pp. 204-2018, 2012 PDF
BibTeX
DOI

2011

Christoph von Tycowicz, Felix Kälberer, Konrad Polthier Context-based Coding of Adaptive Multiresolution Meshes Computer Graphics Forum, 30(8), pp. 2231-2245, 2011 PDF
BibTeX
DOI
Klaus Hildebrandt, Christian Schulz, Christoph von Tycowicz, Konrad Polthier Interactive surface modeling using modal analysis ACM Transactions on Graphics, 30(5), pp. 119:1-119:11, 2011 (preprint available as ) BibTeX
DOI

2010

Klaus Hildebrandt, Christian Schulz, Christoph von Tycowicz, Konrad Polthier Eigenmodes of Surface Energies for Shape Analysis Advances in Geometric Modeling and Processing (Proceedings of Geometric Modeling and Processing 2010), Vol.6130, pp. 296-314, Bernard Mourrain, Scott Schaefer, Guoliang Xu (Eds.), Springer Berlin / Heidelberg, 2010 PDF
BibTeX
DOI

2009

Felix Kälberer, Christoph von Tycowicz, Konrad Polthier Lossless Compression of Adaptive Multiresolution Meshes XXII Brazilian Symposium on Computer Graphics and Image Processing, pp. 80-87, 2009 PDF
BibTeX
DOI

2008

Christoph von Tycowicz, Jörn Loviscach Measuring and Enhancing the Legibility of GPU-rendered Text Eurographics 2008 Short Papers, pp. 45-48, 2008 BibTeX

2007

Chris Greenhalgh, Steve Benford, Adam Drozd, Martin Flintham, Alastair Hampshire, Leif Oppermann, Keir Smith, Christoph von Tycowicz Addressing Mobile Phone Diversity in Ubicomp Experience Development UbiComp 2007: Ubiquitous Computing, 9th International Conference, pp. 447-464, Vol.4717, Lecture Notes in Computer Science, 2007 BibTeX
DOI
Chris Greenhalgh, Steve Benford, Adam Drozd, Martin Flintham, Alastair Hampshire, Leif Oppermann, Keir Smith, Christoph von Tycowicz EQUIP2: A Platform for Mobile Phone-based Game Development Concepts and Technologies for Pervasive Games - A Reader for Pervasive Gaming Research, Shaker Verlag, pp. 153-178, 2007, ISBN: 978-3-8322-6223-5 BibTeX
Leif Oppermann, R. Jacobs, M. Watkins, R. Shackford, Christoph von Tycowicz, M. Wright, M. Capra, Chris Greenhalgh, Steve Benford Love City: A Text-Driven, Location-Based Mobile Phone Game Played Between 3 Cities Pervasive Gaming Applications - A Reader for Pervasive Gaming Research, Shaker Verlag, pp. 285-312, 2007, ISBN: 978-3-8322-6224-2 BibTeX
  • Forschung
    • Solutions for Individualized Medicine
    • Molecular and Biological Processes
    • Materials and Optical Processes
    • Combinatorics and MINLP
    • MSO for Multiscale Systems
    • Robust Solutions under Uncertainty
    • Digital Humanities
    • Efficient Infrastructure and Logistics
    • Large-Scale Data Management, Curation & Analysis
    • Highly Parallel Computing
    • Scalable and Fault-Tolerant Algorithms
    • Publikationen
    • Bücher
    • Features
  • Institut
    • Research Campus MODAL
    • Intel oneAPI CoE
    • Joint Lab Optics
    • Oracle Center of Excellence
    • Organization
    • Organizational Chart
    • Weitere Ausschüsse und Verordnungen
    • Spin-Offs
    • Konrad Zuse
    • Hall of Fame
  • Forschungsdienste
    • NHR Center at ZIB
    • Supercomputing
    • Data Archive
    • KOBV
    • BRAIN
    • Software
    • Room Reservation
    • Library
  • Mitglieder
  • Öffentlichkeit
    • Doktoranden
    • Stipendien
    • Lehrveranstaltungen
    • Ausbildungsplätze
    • Schulen
    • Presse
    • Öffentliche Veranstaltungen
    • Geführte Touren
    • Ehemalige
    • Abschlussarbeiten
  • Kontakt