Hasso-Plattner-Institut
Prof. Dr. Jürgen Döllner
  
 

Contact

Tel.: +49-(0)331 5509-3921
Fax: +49-(0)331 5509-172
Room: H-2.22
Email: sebastian.hahn(at)hpi.de

Research Interests

  • Visual Software Analytics
  • Metaphor-based Visualization
  • Layout Stability
  • Evaluation of Visualization Techniques

 

 

 

Publications

  • teaser_01.PNG
    Hybrid-Treemap Layouting. Hahn, Sebastian; Döllner, Jürgen (2017).
     
  • 2017-importance-based-aggregation.png
    Reducing Visual Complexity in Software Maps using Importance-based Aggregation of Nodes. Limberger, Daniel; Scheibel, Willy; Hahn, Sebastian; Döllner, Jürgen in Proceedings of the 8th International Conference on Information Visualization Theory and Applications (2017).
     
  • rdc.png
    Relative Direction Change: A Topology-based Metric for Layout Stability in Treemaps. Hahn, Sebastian; Bethge, Joseph; Döllner, Jürgen (2017).
     
  • teaser_new.PNG
    Evaluation of Sketchiness as a Visual Variable for 2.5D Treemaps. Limberger, Daniel; Fiedler, Carolin; Hahn, Sebastian; Trapp, Matthias; Döllner, Jürgen (2016).
     
  • teaser-modified.png
    ThreadCity: Combined Visualization of Structure and Activity for the Exploration of Multi-threaded Software Systems. Hahn, Sebastian; Trapp, Matthias; Wuttke, Nikolai; Döllner, Jürgen (2015).
     
  • Visualization_of_Varying_Hierarchies_by_Stable_Layout_of_Voronoi_Treemaps.pdf
    Visualization of Varying Hierarchies by Stable Layout of Voronoi Treemaps. Hahn, Sebastian; Trümper, Jonas; Moritz, Dominik; Döllner, Jürgen (2014). 50-58.
     
  • TreeMap.pdf
    Interactive Rendering of Complex 3D-Treemaps. Trapp, Matthias; Hahn, Sebastian; Döllner, Jürgen S. Coquillart, Andujar, C., Laramee, R. S., Kerren, A., Braz, J. (reds.) (2013). 165-175.
     

Teaching

WiSe 2016/17

  • Lecture 3D Computergraphics I (tutor)

SoSe2016

  • Seminar Methods and Techniques of Software Visualization (tutor)
  • Lecture 3D Computergraphics II (tutor)

WiSe2015/16

  • Seminar Systems Engineering for Software Analytics (tutor)

SoSe2015

  • Seminar Visual Software Analytics (tutor)
  • Lecture Einführung in die Programmiertechnik II (tutor)

WiSe2014/15

  • Seminar Visualization for Interactive Software Analytics (tutor)
  • Bachelor's project Software Analytics and Visualization (co-supervisor)

SoSe 2014

  • Lecture 3D Computergraphics I (tutor)

WiSe 2013/14

  • Seminar Software Analytics (tutor)
  • Seminar Game Programming (tutor)

SoSe 2013

  • Lecture Geovisualization (tutor)
  • Seminar Softwarevisualisierungsverfahren (tutor)

WiSe 2012/13

  • Bachelor's project A Visualization Tool for Software Evolution (co-supervisor)

SoSe 2012

  • Lecture Visualization (tutor)
  • Seminar Softwareanalyseverfahren (tutor)

Master's Theses

  • ThreadCity: Combined Visualization of Structure and Activity of Multi-threaded Software Systems - Nikolai Wuttke (finished

Further Activities

  • Participant of ETH Winter School on Eye Tracking  (January 2016)
  • Teaching-Team Member OpenHPI Course "Automated Visual Software Analytics" (March 2015)
  • SoftVis project in cooperation with the SAP Innovation Center, Potsdam (April 2012 - March 2016)