Jonathan Ganz

Publications

2026

2025

  • "When Two Wrongs Don't Make a Right" - Examining Confirmation Bias and the Role of Time Pressure During Human-AI Collaboration in Computational Pathology

    Emely Rosbach, Jonas Ammeling, Sebastian Krügel, Angelika Kießig, Alexis Fritz, Jonathan Ganz, Chloé Puget, Taryn Donovan, Andrea Klang, Maximilian C. Köller, Pompei Bolfa, Marco Tecilla, Daniela Denk, Matti Kiupel, Georgios Paraschou, Mun Keong Kok, Alexander F. H. Haake, Ronald R. De Krijger, Andreas F.-P. Sonnen, Tanit Kasantikul, Gerry M. Dorrestein, Rebecca C. Smedley, Nikolas Stathonikos, Matthias Uhl, Christof A. Bertram, Andreas Riener and Marc Aubreville

    Proceedings of the 2025 CHI Conference on Human Factors in Computing Systems doi link

  • Artificial intelligence predicts <i>c-KIT</i> exon 11 genotype by phenotype in canine cutaneous mast cell tumors: Can human observers learn it?

    Chloé Puget, Jonathan Ganz, Christof A. Bertram, Thomas Conrad, Malte Baeblich, Anne Voss, Katharina Landmann, Alexander F. H. Haake, Andreas Spree, Svenja Hartung, Leonore Aeschlimann, Sara Soto, Simone De Brot, Martina Dettwiler, Heike Aupperle-Lellbach, Pompei Bolfa, Alexander Bartel, Matti Kiupel, Katharina Breininger, Marc Aubreville and Robert Klopfleisch

    Veterinary Pathology doi link

  • Automation Bias in AI-assisted Medical Decision-making under Time Pressure in Computational Pathology

    Christoph Palm, Katharina Breininger, Thomas Deserno, Heinz Handels, Andreas Maier, Klaus H. Maier-Hein, Thomas M. Tolxdorff, Emely Rosbach, Jonathan Ganz, Jonas Ammeling, Andreas Riener and Marc Aubreville

    Bildverarbeitung für die Medizin 2025 doi link

  • Investigation of Class Separability within Object Detection Models in Histopathology

    Jonas Ammeling, Jonathan Ganz, Frauke Wilm, Katharina Breininger and Marc Aubreville

    IEEE Transactions on Medical Imaging doi link

  • Is Self-supervision Enough?: Benchmarking Foundation Models Against End-to-end Training for Mitotic Figure Classification

    Christoph Palm, Katharina Breininger, Thomas Deserno, Heinz Handels, Andreas Maier, Klaus H. Maier-Hein, Thomas M. Tolxdorff, Jonathan Ganz, Jonas Ammeling, Emely Rosbach, Ludwig Lausser, Christof A. Bertram, Katharina Breininger and Marc Aubreville

    Bildverarbeitung für die Medizin 2025 doi link

2024

  • Artificial intelligence can be trained to predict <i>c-KIT</i> -11 mutational status of canine mast cell tumors from hematoxylin and eosin-stained histological slides

    Chloé Puget, Jonathan Ganz, Julian Ostermaier, Thomas Conrad, Eda Parlak, Christof A. Bertram, Matti Kiupel, Katharina Breininger, Marc Aubreville and Robert Klopfleisch

    Veterinary Pathology doi link

  • Assessment of Scanner Domain Shifts in Deep Multiple Instance Learning

    Andreas Maier, Thomas M. Deserno, Heinz Handels, Klaus Maier-Hein, Christoph Palm, Thomas Tolxdorff, Jonathan Ganz, Chloé Puget, Jonas Ammeling, Eda Parlak, Matti Kiupel, Christof A. Bertram, Katharina Breininger, Robert Klopfleisch and Marc Aubreville

    Bildverarbeitung für die Medizin 2024 doi link

  • Automated Mitotic Index Calculation via Deep Learning and Immunohistochemistry

    Andreas Maier, Thomas M. Deserno, Heinz Handels, Klaus Maier-Hein, Christoph Palm, Thomas Tolxdorff, Jonas Ammeling, Moritz Hecker, Jonathan Ganz, Taryn A. Donovan, Robert Klopfleisch, Christof A. Bertram, Katharina Breininger and Marc Aubreville

    Bildverarbeitung für die Medizin 2024 doi link

  • Automated Nuclear Morphometry: A Deep Learning Approach for Prognostication in Canine Pulmonary Carcinoma to Enhance Reproducibility

    Imaine Glahn, Andreas Haghofer, Taryn A. Donovan, Brigitte Degasperi, Alexander Bartel, Theresa Kreilmeier-Berger, Philip S. Hyndman, Hannah Janout, Charles-Antoine Assenmacher, Florian Bartenschlager, Pompei Bolfa, Michael J. Dark, Andrea Klang, Robert Klopfleisch, Sophie Merz, Barbara Richter, F. Yvonne Schulman, Jonathan Ganz, Josef Scharinger, Marc Aubreville, Stephan M. Winkler and Christof A. Bertram

    Veterinary Sciences doi link

  • Domain generalization across tumor types, laboratories, and species — Insights from the 2022 edition of the Mitosis Domain Generalization Challenge

    Marc Aubreville, Nikolas Stathonikos, Taryn A. Donovan, Robert Klopfleisch, Jonas Ammeling, Jonathan Ganz, Frauke Wilm, Mitko Veta, Samir Jabari, Markus Eckstein, Jonas Annuscheit, Christian Krumnow, Engin Bozaba, Sercan Çayır, Hongyan Gu, Xiang ‘Anthony’ Chen, Mostafa Jahanifar, Adam Shephard, Satoshi Kondo, Satoshi Kasai, Sujatha Kotte, V.G. Saipradeep, Maxime W. Lafarge, Viktor H. Koelzer, Ziyue Wang, Yongbing Zhang, Sen Yang, Xiyue Wang, Katharina Breininger and Christof A. Bertram

    Medical Image Analysis doi link

  • Few Shot Learning for the Classification of Confocal Laser Endomicroscopy Images of Head and Neck Tumors

    Andreas Maier, Thomas M. Deserno, Heinz Handels, Klaus Maier-Hein, Christoph Palm, Thomas Tolxdorff, Marc Aubreville, Zhaoya Pan, Matti Sievert, Jonas Ammeling, Jonathan Ganz, Nicolai Oetter, Florian Stelzle, Ann-Kathrin Frenken, Katharina Breininger and Miguel Goncalves

    Bildverarbeitung für die Medizin 2024 doi link

  • Few Shot Learning for the Classification of Confocal Laser Endomicroscopy Images of Head and Neck Tumors

    Andreas Maier, Thomas M. Deserno, Heinz Handels, Klaus Maier-Hein, Christoph Palm, Thomas Tolxdorff, Marc Aubreville, Zhaoya Pan, Matti Sievert, Jonas Ammeling, Jonathan Ganz, Nicolai Oetter, Florian Stelzle, Ann-Kathrin Frenken, Katharina Breininger and Miguel Goncalves

    Bildverarbeitung für die Medizin 2024 doi link

  • Information mismatch in PHH3-assisted mitosis annotation leads to interpretation shifts in H&E slide analysis

    Jonathan Ganz, Christian Marzahl, Jonas Ammeling, Emely Rosbach, Barbara Richter, Chloé Puget, Daniela Denk, Elena A. Demeter, Flaviu A. Tăbăran, Gabriel Wasinger, Karoline Lipnik, Marco Tecilla, Matthew J. Valentine, Michael J. Dark, Niklas Abele, Pompei Bolfa, Ramona Erber, Robert Klopfleisch, Sophie Merz, Taryn A. Donovan, Samir Jabari, Christof A. Bertram, Katharina Breininger and Marc Aubreville

    Scientific Reports doi link

  • Model-based Cleaning of the QUILT-1M Pathology Dataset for Text-Conditional Image Synthesis

    Marc Aubreville, Jonathan Ganz, Jonas Ammeling, Christopher Kaltenecker and Christof A. Bertram

    Medical Imaging with Deep Learning link

  • Nuclear pleomorphism in canine cutaneous mast cell tumors: Comparison of reproducibility and prognostic relevance between estimates, manual morphometry, and algorithmic morphometry

    Andreas Haghofer, Eda Parlak, Alexander Bartel, Taryn A. Donovan, Charles-Antoine Assenmacher, Pompei Bolfa, Michael J. Dark, Andrea Fuchs-Baumgartinger, Andrea Klang, Kathrin Jäger, Robert Klopfleisch, Sophie Merz, Barbara Richter, F. Yvonne Schulman, Hannah Janout, Jonathan Ganz, Josef Scharinger, Marc Aubreville, Stephan M. Winkler, Matti Kiupel and Christof A. Bertram

    Veterinary Pathology doi link

  • Prediction of tumor board procedural recommendations using large language models

    Marc Aubreville, Jonathan Ganz, Jonas Ammeling, Emely Rosbach, Thomas Gehrke, Agmal Scherzad, Stephan Hackenberg and Miguel Goncalves

    European Archives of Oto-Rhino-Laryngology doi link

  • Re-identification from histopathology images

    Jonathan Ganz, Jonas Ammeling, Samir Jabari, Katharina Breininger and Marc Aubreville

    Medical Image Analysis doi link

2023

2022

2021

  • Automatic and explainable grading of meningiomas from histopathology images

    Jonathan Ganz, Tobias Kirsch, Lucas Hoffmann, Christof A Bertram, Christoph Hoffmann, Andreas Maier, Katharina Breininger, Ingmar Blümcke, Samir Jabari and Marc Aubreville

    PMLR link

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