Kontakt

Adresse:

Mathematikgebäude Ost 40, Raum 01.015
Tel: +49 (0)931 31-88755
Fax: +49 (0)931 888-4611
Email: christian.lageman(at)mathematik.uni-wuerzburg.de

Sprechstunde:

Lehrveranstaltungen

Forschungsinteressen

Veröffentlichungen

• Analysis of non-linear attitude observers for time-varying reference measurements. J. Trumpf, R. Mahony, T. Hamel, C. Lageman, accepted for publication at IEEE Trans. on Automatic Control, 2012
• LQG Balancing: Intertwining Balancing and Sign Iterations. C. Lageman, K. Hüper, U. Helmke, P. Lang, 49th IEEE Conference on Decision and Control (CDC), Atlanta, USA, 2010
• Joint subspace intersections as a fitting problem. C. Lageman, K. Hüper, Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems (MTNS2010) Budapest, Hungary, p. 2445 - 2449, 2010
• Observability of partial states of invariant systems. C. Lageman, Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems (MTNS2010), Budapest, Hungary, p. 1117 - 1120, 2010
• Optimal data fitting on Lie Groups: a coset approach. C. Lageman, R. Sepulchre, in Recent Advances in Optimization and its Applications in Engineering, eds. M. Diehl, F. Glineur, E. Jarlebring, W. Michiels, p. 173 - 182, Springer-Verlag, Berlin, 2010
• Decompounding on compact Lie groups. S. Said, C. Lageman, N. Le Bihan, J.H. Manton. IEEE Trans. on Information Theory, 56(6), 2766 - 2777, 2010
• Gradient-like observers for invariant dynamics on a Lie group. C. Lageman, J. Trumpf, R. Mahony, IEEE Trans. on Automatic Control, 55(2), 367 - 377, 2010
• Synchronization with partial state feedback on SO(n). C. Lageman, A. Sarlette, R. Sepulchre, Proceedings of the 48th IEEE Conference on Decision and Control (CDC), Shanghai, China, p. 1696 - 1701, 2009
• Nonlinear attitude observers on SO(3) for complementary and reciprocal measurements: A theoretical study. T. Hamel, R. Mahony, J. Trumpf, C. Lageman, Proceedings of the 48th IEEE Conference on Decision and Control (CDC), Shanghai, China, p. 6407 - 6412, 2009
• Observers for systems with invariant outputs. C. Lageman, J. Trumpf, R. Mahony, Proceedings of the European Control Conference 2009, Budapest, Hungary, p. 4587 - 4592, 2009
• Gradient-like observers on semidirect products. C. Lageman, J. Trumpf, R. Mahony, Proceedings of the European Control Conference 2009, Budapest, Hungary, p. 3973 - 3977, 2009
• Nonparametric estimation for compound Poisson processes on compact Lie groups. S. Said, N. Le Bihan, C. Lageman, J.H. Manton, Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2009, p. 3409 - 3412 , 2009
• State observers for invariant dynamics on a Lie group. C. Lageman, J. Trumpf, R. Mahony, 18th International Symposium on Mathematical Theory of Networks and Systems (MTNS2008), Blacksburg, VA, USA, 8 pages (no pagination) 2008
• The Nonsmooth Newton method on Riemannian manifolds. C. Lageman, U. Helmke, J.H. Manton, 18th International Symposium on Mathematical Theory of Networks and Systems (MTNS2008), Blacksburg, VA, USA, 8 pages (no pagination) 2008
• Pointwise convergence of gradient-like systems. C. Lageman, Mathematische Nachrichten, 280 (13-14), 1543-1558, 2007
• Design of continuous-time flows on intertwined orbit spaces. P.-A. Absil, C. Lageman, J. Manton, Proceedings of the 46th IEEE Conference on Decision and Control, p. 6244 - 6249, New Orleans, USA, 2007
• Nonsmooth Riemannian optimization with applications to sphere packing and grasping. G. Dirr, C. Lageman, U. Helmke, in "Lagrangian and Hamiltonian Methods for Nonlinear Control 2006: Proceedings of the 3rd IFAC Workshop on Lagrangian and Hamiltonian Methods in Nonlinear Control, Nagoya, Japan, July 19-21, 2006", 2007
• Convergence of gradient-like dynamical systems and optimization algorithms. C. Lageman, Dissertation, Universität Würzburg, 2007
• Optimization methods for the sphere packing problem on Grassmannians. C. Lageman, U. Helmke, in "Taming Heterogeneity and Complexity of Embedded Control: CTS-HYCON Workshop on Nonlinear and Hybrid Control, Paris IV Sorbonne, 10-12 July 2006", 2006
• Newton-type algorithms for time-varying pose estimation. M. Baumann, C. Lageman, U. Helmke, Proceedings of the Intelligent Sensors, Sensor Networks and Information Processing Conference 2004, p. 155 - 160, 2004