Building: 32, Room: 427

Office Hours:

09:00 - 12:00, 13:00 - 16:00

Phone: +49 (0631) 205 3367


Research Interests

Dr.-Ing. Patric Keller

Publications (19)


Ragaad Altarawneh, Jens Bauer, Patric Keller, Achim Ebert
ESSAVis: a 2Dplus3D visual platform for speeding up the maintenance process of embedded systems. In Proceedings of the 27th International BCS Human Computer Interaction Conference (BCS-HCI '13), Steve Love, Kate Hone, and Tom McEwan (Eds.). British Computer Society, Swinton, UK, UK, 2013, Article 43 , 6 pages. BibTeX

Ragaad AlTarawneh, Jens Bauer, Shah Rukh Humayoun, Patric Keller, and Achim Ebert
The Extended Stereoscopic Highlighting Technique For Node-Link Diagrams: An Empirical Study. The 14th IASTED International Conference on Computer Graphics and Imaging (CGIM 2013), February 12 – 14, 2013 Innsbruck, Austria

Ragaad AlTarawneh, Jens Bauer, Shah Rukh Humayoun, Patric Keller, Achim Ebert
The Reflection Layer Extension to the Stereoscopic Highlight Technique for Node-Link Diagrams: An Empirical Study. Presented at ISVC '13, Advances in Visual Computing, Lecture Notes in Computer Science, Springer, v. 8034, pp 1-12, 2013. [Book Chapter] BibTeX


Liggesmeyer, P., Ebert, A., Heidrich, A., Keller, P., Barthel, H., and Yang, Y.
Quality Improvement by Visualization of Software and Systems. In: Savsar, M. (ed.): Quality Assurance and Management, pp. 315-334, Intech, 2012

Yi Yang, Patric Keller, Yarden Livnat, Peter Liggesmeyer, Hans Hagen
Improving Safety-Critical Systems by Visual Analysis. Visualization of Large and Unstructured Data Sets: Applications in Geospatial Planning, Modeling and Engineering - Proceedings of IRTG 1131 Workshop 2011, Eds. Christoph Garth and Ariane Middel and Hans Hagen, OpenAccess Series in Informatics (OASIcs), ISBN 978-3-939897-46-0, Volume 27, pp. 43-58, 2012.

Yi Yang, Patric Keller, Peter Liggesmeyer
Visual Approach Facilitating the Importance Analysis of Component Fault Trees. In Computer Safety, Reliability, and Security - SAFECOMP 2012, F. Ortmeier, P. Daniel, Eds., Berlin/Heidelberg, Germany: Springer, pp. 486-497, 2012

Ragaad AlTarawneh, Jens Bauer, Patric Keller, Achim Ebert, Peter Liggesmeyer
ESSAVis: A Framework to Visualize Safety Aspects in Embedded Systems, Proceedings of SIGRAD 2012, Interactive Visual Analysis of Data, November 29–30, 2012, Växjö, Sweden


P. Keller, O. Kreylos, Eric S. Cowgill, Louise H. Kellogg, M. Hering-Bertram, B. Hamann, and H. Hagen.
Construction of Implicit Surfaces from Point Clouds Using a Feature-based Approach. Scientific Visualization: Interactions, Features, Metaphors 2011, Dagstuhl Follow-Ups 2 Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Germany 2011

Ragaad AlTarawneh, Patric Keller, Achim Ebert
A General Introduction To Graph Visualization Techniques, Proceedings of IRTG 1131 Workshop 2011, OASICS, Vol. 27, VLUDS 2011, June 10-11, 2011, Kaiserslautern, Germany


P. Keller, O. Kreylos, Marek Vanco, M. Hering-Bertram, Louise Kellogg, E. S. Cowgill, B. Hamann and H. Hagen
Extracting and Visualizing Structural Features Within Environmental Point Cloud LiDaR Data Sets, accepted in the Springer book "Topological Data Analysis and Visualization: Theory, Algorithms and Applications" (TopoInVis 2009 follow-up).


P. Keller, M. Bertram, and H. Hagen.
Reverse engineering with subdivision surfaces. Computing - Special issue on Geometric Modeling (Dagstuhl 2005), Volume 79 Issue 2, April 2007 .

G. Wagner, P. Keller, F. Michel, M. Bertram, D. Ostermayer, and H. Hagen.
Continuous improvement process in virtual reality; Proceedings of Spring Conference on Computer Graphics (SCCG) 2007.

P. Keller and M. Bertram.
Modeling and visualization of time-varying topology transitions guided by hyper reeb graph structures; Computer Graphics and Imaging (CGIM) 2007.


Keller, P. and Bertram, M.
Multiresolution surface reconstruction from scattered data based on hybrid meshes, Proceedings of IASTED VIIP '05, pp. 616-621, Spain, 2005.


Keller, Patric
Adaptive Extraction and Representation of Geometric Structures from Unorganized 3D Point Sets, 2009


Patric Keller, Martin Hering-Bertram and Hans Hagen
Surface Reconstruction from Unorganized 3D Point Clouds