Ulf Brefeld
Prof. Dr.
- Informatics
- Business informatics
Research areas
- 2015
- Generalising IRT to Discriminate Between ExamineesBoubekki, A., Brefeld, U. & Delacroix, T., 2015, Proceedings of the International Conference on Educational Data Mining. Santos, O. C., Boticario, J. G., Romeo, C., Pechenizkiy, M., Merceron, A., Mitros, P., Luna, J. M., Mihaescu, C., Moreno, P., Hershkovitz, A., Ventura, S. & Desmarais, M. (eds.). Madrid: National University for Distance Education (UNED), p. 604-605 2 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Graph-based Approaches for Analyzing Team Interaction on the Example of SoccerBrandt, M. & Brefeld, U., 2015, Proceedings of the 2th Workshop on Machine Learning and Data Mining for Sports Analytics - MLSA 2015. Davis, J. & Haaren, J. V. (eds.). Achen: Sun Site Central Europe (RWTH Aachen University), p. 10-17 8 p. (CEUR Workshop Proceedings; vol. 1970).- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Mining positional data streamsHaase, J. & Brefeld, U., 2015, New Frontiers in Mining Complex Patterns. Springer Verlag, p. 102-116 15 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Toward Data-Driven Analyses of Electronic Text BooksBoubekki, A., Kröhne, U., Goldhammer, F., Schreiber, W. & Brefeld, U., 2015, Proceedings of the 8th International Conference on Educational Data Mining. Santos, O. C., Boticario, J. G., Romero, C., Pechenizkiy, M., Merceron, A., Mitros, P., Luna, J. M., Mihaescu, C., Moreno, P., Hershkovitz, A., Ventura, S. & Desmarais, M. (eds.). Madrid: National University for Distance Education (UNED), p. 592-593 2 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- 2014
- Factored MDPs for detecting topics of user sessionsTavakol, M. & Brefeld, U., 06.10.2014, RecSys 2014 - Proceedings of the 8th ACM Conference on Recommender Systems. Association for Computing Machinery, Inc, p. 33-40 8 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Adaptive Speed TestsBengs, D. & Brefeld, U., 2014, Proceedings of the German Workshop on Knowledge Discovery and Machine Learning. Henrich, A. & Sperker, H.-C. (eds.). Bamberg: Lehrstuhl für Medieninformatik - Universität Bamberg, p. 86-90 4 p.- Research output: Contributions to collected editions/works › Contributions to collected editions/anthologies › Research › peer-review 
- An Off-the-shelf Approach to Authorship AttributionNasir, J. A., Görnitz, N. & Brefeld, U., 2014, COLING 2014 - 25th International Conference on Computational Linguistics, Proceedings of COLING 2014: Technical Papers. Dublin: Association for Computational Linguistics (ACL), p. 895-904 10 p. (COLING 2014 - 25th International Conference on Computational Linguistics, Proceedings of COLING 2014: Technical Papers).- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Computer-based Adaptive Speed TestsBrefeld, U. & Bengs, D., 2014, The 7th International Conference on Educational Data Mining EDM 2014: Proceedings. Stamper, J., Pardos, Z., Mavrikis, M. & McLaren, B. M. (eds.). London, p. 221-224 4 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Learning shortest paths in word graphsTzouridis, E. & Brefeld, U., 2014, Knowledge Discovery, Data Mining and Machi- ne Learning (KDML-2013). Henrich, A. & Sperker, H.-C. (eds.). Bamberg: Lehrstuhl für Medieninformatik - Universität Bamberg, p. 113-116 4 p.- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
- Learning to Summarise Related SentencesTzouridis, E., Nasir, J. A. & Brefeld, U., 2014, COLING 2014 - 25th International Conference on Computational Linguistics, Proceedings of COLING 2014: Technical Papers. Dublin: Association for Computational Linguistics (ACL), p. 1636-1647 12 p. (COLING 2014 - 25th International Conference on Computational Linguistics, Proceedings of COLING 2014: Technical Papers).- Research output: Contributions to collected editions/works › Article in conference proceedings › Research › peer-review 
