• Office: APB 3053
  • Phone: (+49) 351 / 463 43544
  • Email:
  • Website: https://jgonsior.de/

Research Interests

“How can one efficiently obtain a good labeled dataset?”

  • Machine Learning
    • Active Learning
    • Learning-to-rank
    • Imitation Learning
    • Weak Supervision

Publications (6)

  • ALWars: Combat-Based Evaluation of Active Learning Strategies.

    Gonsior, J.; Thiele, M.; Lehner, W.

    In ECIR 2022: Advances in Information Retrieval.Springer, Cham,2022.Links: https://github.com/etikedi/etikedi/.

    @conference{,
       author = {Julius Gonsior and Maik Thiele and Wolfgang Lehner},
       title = {ALWars: Combat-Based Evaluation of Active Learning Strategies},
       booktitle = {ECIR 2022: Advances in Information Retrieval},
       series = {Part of the Lecture Notes in Computer Science book series (LNCS,volume 13186)},
       year = {2022},
       month = {04},
       location = {Stavanger, Norway},
       numpages = {4},
       url = {https://link.springer.com/chapter/10.1007/978-3-030-99739-7_36},
       publisher = {Springer, Cham},
       keywords = {Active learning,Python,GUI,Machine learning,Demo}
    }

  • ImitAL: Learning Active Learning Strategies from Synthetic Data.

    Gonsior, J.; Thiele, M.; Lehner, W.

    In arXiv preprint arXiv:2108.07670.2021.

    @unpublished{,
       author = {Julius Gonsior and Maik Thiele and Wolfgang Lehner},
       title = {ImitAL: Learning Active Learning Strategies from Synthetic Data},
       booktitle = {arXiv preprint arXiv:2108.07670},
       year = {2021},
       month = {08},
       numpages = {11},
       url = {https://arxiv.org/abs/2108.07670}
    }

  • Pre-Trained Web Table Embeddings for Table Discovery

    Pre-Trained Web Table Embeddings for Table Discovery.

    Günther, M.; Thiele, M.; Gonsior, J.; Lehner, W.

    In aiDM '21: Fourth Workshop in Exploiting AI Techniques for Data Management.2021.

    @article{,
       author = {Michael G\"{u}nther and Maik Thiele and Julius Gonsior and Wolfgang Lehner},
       title = {Pre-Trained Web Table Embeddings for Table Discovery},
       booktitle = {aiDM '21: Fourth Workshop in Exploiting AI Techniques for Data Management},
       year = {2021},
       month = {06},
       numpages = {8},
       url = {https://dl.acm.org/doi/abs/10.1145/3464509.3464892}
    }

  • WeakAL: Combining Active Learning and Weak Supervision.

    Gonsior, J.; Thiele, M.; Lehner, W.

    Appice A., Tsoumakas G., Manolopoulos Y., Matwin S. (eds) Discovery Science. DS 2020. Lecture Notes in Computer Science, vol 12323Springer, Cham,2020.

    @article{,
       author = {Julius Gonsior and Maik Thiele and Wolfgang Lehner},
       title = {WeakAL: Combining Active Learning and Weak Supervision},
       series = {Lecture Notes in Computer Science},
       volume = {12323},
       year = {2020},
       month = {10},
       isbn = {978-3-030-61527-7},
       numpages = {15},
       url = {https://doi.org/10.1007/978-3-030-61527-7_3},
       publisher = {Springer, Cham}
    }

  • Active Learning for Spreadsheet Cell Classification.

    Gonsior, J.; Rehak, J.; Thiele, M.; Koci, E.; Günther, M.; Lehner, W.

    In Workshop Proceedings of the EDBT/ICTDT 2020 Joint Conference.2020.

    @article{,
       author = {Julius Gonsior and Josephine Rehak and Maik Thiele and Elvis Koci and Michael G\"{u}nther and Wolfgang Lehner},
       title = {Active Learning for Spreadsheet Cell Classification},
       journal = {Workshop Proceedings of the EDBT/ICTDT 2020 Joint Conference},
       year = {2020},
       month = {3},
       numpages = {6},
       url = {https://sea-data.ml/}
    }

  • XLIndy: Interactive Recognition and Information Extraction in Spreadsheets.

    Romero, O.; Koci, E.; Lehner, W.; Thiele, M.; Gonsior, J.

    In The 19th ACM Symposium on Document Engineering (DocEng).2019.

    @article{,
       author = {Oscar Romero and Elvis Koci and Wolfgang Lehner and Maik Thiele and Julius Gonsior},
       title = {XLIndy: Interactive Recognition and Information Extraction in Spreadsheets},
       booktitle = {The 19th ACM Symposium on Document Engineering (DocEng)},
       year = {2019},
       month = {09},
       numpages = {4},
       url = {https://doceng.org/doceng2019}
    }

Research Projects (1)

Diploma Theses (2)

Master's Theses (2)

Bachelor's Theses (10)

Student Project Theses (1)

  • Jessica Schulze

    Implementierung des Backends der aufgezeichneten Webseiten-Topographie in einer Graphdatenbank und Speicherung von Screenshots

    Beleg Jessica September 8th, 2021 until March 7th, 2022

    Supervision: Julius Gonsior, Claudio Hartmann, Wolfgang Lehner