Dr. Christian Löbbert

Mitarbeiter am IGPM von 2013 bis 2020

Publications

L. Grasedyck, L. Juschka, C. Löbbert, Finding entries of maximum absolute value in low-rank tensors, submitted [preprint] |
C. Löbbert, Parallel algorithms for tensor arithmetic in low-rank formats and applications, Dissertation, RWTH Aachen, 2019 [preprint] | [link]
L. Grasedyck, C. Löbbert, Parallel Algorithms for Low Rank Tensor Arithmetic, Advances in Mathematical Methods and High Performance Computing, Advances in Mechanics and Mathematics 41, pp 271-282, Springer, 2019 [preprint] | [link]
L. Grasedyck, C. Löbbert, Distributed Hierarchical SVD in the Hierarchical Tucker Format, Numerical Linear Algebra with Applications, March 2018 [preprint] | [journal]
L. Grasedyck, R. Kriemann, C. Löbbert, A. Nägel, G. Wittum, K. Xylouris, Parallel tensor sampling in the Hierarchical Tucker format, Computing and Visualization in Science, Volume 17, Issue 2, pp 67-78, April 2015 [preprint] | [journal]

Talks

Finding entries of maximal absolute value in tensors, 3rd International Conference on Uncertainty Quantification in Computational Sciences and Engineering (UNCECOMP), Crete, Greece, June 2019  
Finding entries of maximal absolute value in tensors, 90th GAMM Annual Meeting, Vienna, Austria, February 2019  
Parallel algorithms for arithmetic in the Hierarchical Tucker format, 89th GAMM Annual Meeting, Munich, Germany, March 2018  
Parallel algorithms for low rank tensor arithmetic, 2nd International Conference on Modern Mathematical Methods and High Performance Computing in Science and Technology (M3HPCST-2018), Ghaziabad, India, January 2018  
Invited talk: Parallel arithmetic for distributed tensors in the HT-format, Weierstrass Institute for Applied Analysis and Stochastics, Berlin, Germany, November 2017  
Parallel tensor arithmetic for iterative solvers, 2nd International Conference on Uncertainty Quantification in Computational Sciences and Engineering (UNCECOMP), Rhodes, Greece, June 2017  
Parallel tensor arithmetic in multigrid methods, SIAM Conference on Computational Science and Engineering (CSE17), Atlanta, USA, February 2017  
Parallel low rank tensor arithmetic for extreme scale UQ, SIAM Conference on Uncertainty Quantification (UQ16), Lausanne, Switzerland, April 2016  
Parallel tensor sampling in the H-Tucker format, Conference on Modeling Natural Barriers, König-Karls-Bad, Bad Wildbad, Germany, September 2015