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Parrots arguing in a social group situation Show image information

Parrots arguing in a social group situation



The following bachelor and master theses are open, currently supervised, or have been supervised in the past by members of the CSS group.

Details on all open topics upon request. In case you are interested in writing your thesis on one of these topics, contact the specified group member. Other thesis topics than those listed here may also be possible.

For all open topics, we recommend students to have at least some background in natural language processing, machine learning, information retrieval, and/or related areas.


  • Argument search on mobile devices — bachelor's thesis, supervisor Henning Wachsmuth. 
  • Stance Classification in Argument Search — master's thesis, supervisor Henning Wachsmuth.
  • The Said and the Unsaid: Analyzing Metaphors using Word Embeddings — master's thesis, supervisor Henning Wachsmuth. In collaboration with the faculty of arts and humanities, German proficiency required.


  • Unsupervised Metaphor Categorization — Johannes Lattrich, bachelor' thesis. In collaboration with the faculty of arts and humanities.


  • Cross-Domain Mining of Argumentation Strategies using Natural Language Processing — Roxanne El Baff, master's thesis, 2017, BUW.
  • Mining Relevant Arguments at Web Scale — Yamen Ajjour, master's thesis, 2017, BUW.
  • Identifying Controversial Topics in Large-Scale Social Media Data — Olaulowa Phillip Anifowose, master's thesis, 2016, BUW.
  • Efficiency and Effectiveness of Multi-Stage Machine Learning Algorithms for Text Quality Assessment — Daniel Mex, master's thesis, 2013, UPB.
  • An Expert System for the Automatic Construction of Information Extraction Pipelines — Mirko Rose, master's thesis, 2012, UPB.
  • Efficiency and Effectiveness of Text Classification in Information Extraction Pipelines — Steffen Beringer, master's thesis, 2012, UPB.
  • Efficient Information Extraction for Creating Use Case Diagrams from Text — Nikita Korshunov, master's thesis, 2012, UPB.
  • Heuristic Search for the Run-time Optimization of Information Extraction Pipelines — Tobias Melzner, master's thesis, 2012, UPB.
  • Aggregation and Visualization of Market Forecasts — Hendrik Torunsky, bachelor's thesis, 2011, UPB.
  • Branch Categorization based on Statistical Analysis of Information Retrieval Results — Natascha Pranjic, bachelor's thesis 2011, UPB.
  • Evaluation of Cooperative Robot Motion Strategies in Simbad — Stefan Middeke, bachelor's thesis, 2009, UPB.

UPB: Paderborn University, BUW: Bauhaus-Universität Weimar

The University for the Information Society