Deutsch Intern
Chair of Computer Science I - Algorithms and Complexity

Tim Hegemann, M.Sc.

Lehrstuhl für Informatik I
Universität Würzburg
Am Hubland
D-97074 Würzburg


Room: 01.006, Building M4


Research interests

  • Visualize complex industrial networks
  • Overlap-free placement of labels in maps and graph drawings



Space-efficient visualization of large industrial networks (project page).


Master's thesis project of Tim Herrmann supervised by me, Felix Klesen, and Alexander Wolff.

See it in action!


  • 2023: 1st place in the manual category of the Graph Drawing Live Challenge at the 31st International Symposium on Graph Drawing and Network Visualization (GD'23) in Palermo, together with Florentina Voboril and Johannes Zink

Supervised Theses and Practical Projects

  • León Lang: Generierung von schönen Graphzeichnungen mit Kreisbögen für Graphen mit zwei Knotenklassen
    (Master Project), 2024
  • Sebastian Körner: Stauchung orthogonaler Graphenzeichnungen mithilfe komplexer Schnitte
    (Bachelor Thesis, in German), 2023
  • Arash Torabi Goodarzi: Crossing Reduction in Circular Layouts under Grouping Constraints
    (Bachelor Thesis), 2022
  • Tobias Schopka: Generalisierung orthogonal gezeichneter Pläne
    (Bachelor Thesis, in German), 2022
  • Tim Herrmann: Storyline-Visualisierungen für wissenschaftliche Kollaborationsgraphen
    (Master Thesis, in German), 2022


Summer term 2022:


2024[ to top ]
  • Morphing Graph Drawings in the Presence of Point Obstacles. Oksana Firman, Tim Hegemann, Boris Klemz, Felix Klesen, Marie Diana Sieper, Alexander Wolff, and Johannes Zink. In Proc. 50th Int. Conf. Current Trends Theory & Practice Comput. Sci. (SOFSEM’24), Vol. 14519 of Lecture Notes in Computer Science, H. Fernau, S. Gaspers, R. Klasing (eds.), pp. 240–254. Springer-Verlag, 2024.
2023[ to top ]
  • A Simple Pipeline for Orthogonal Graph Drawing. Tim Hegemann and Alexander Wolff. In Proc. 31st Int. Symp. Graph Drawing & Network Vis. (GD’23), of Lecture Notes in Computer Science, M. Bekos, M. Chimani (eds.). Springer-Verlag, 2023.
2021[ to top ]
  • Aligning Polylines to Line Features on Bitmap Images of Historical Maps. Technical Report (Master thesis), . Tim Hegemann. Master thesis. University of Würzburg, Institut für Informatik, 2021.
2019[ to top ]
  • Relevanz der Codequalität in einem Praktikum mit automatisch getesteten Programmierabgaben. Andre Greubel, Tim Hegemann, Marianus Ifland, and Martin Hennecke. In Proceedings of the Fourth Workshop "Automatische Bewertung von Programmieraufgaben" (ABP 2019), pp. 27–34. Gesellschaft für Informatik e.V., 2019.
2018[ to top ]
  • Cross-Platform Evaluation of Performance Event Trigger. Tim Hegemann. Institut für Informatik, 2018, June.