Max Zimmer

researcher at ZIB since August 2021
doctoral candidate at TUB

📬 Contact

office Room 3024 at ZIB
e-mail zimmer (at) zib.de
homepage maxzimmer.org
languages German, English, and Italian

🎓 Academic Background

Aug 2017 B.Sc. in Mathematics at TUB
M.Sc. at TUB

🔬 Research

I am interested in Deep Learning and (Combinatorial) Optimization. In particular, my recent work is centered around Neural Network pruning, explainability (XAI) and first-order optimization.

Preprints

  1. Mundinger, K., Zimmer, M., and Pokutta, S. (2024). Neural Parameter Regression for Explicit Representations of PDE Solution Operators. [arXiv]
    [BibTeX]
    @misc{NeuralRegressionPDE2024,
      archiveprefix = {arXiv},
      eprint = {2403.12764},
      primaryclass = {cs.LG},
      year = {2024},
      author = {Mundinger, Konrad and Zimmer, Max and Pokutta, Sebastian},
      title = {Neural Parameter Regression for Explicit Representations of PDE Solution Operators}
    }
  2. Roux, C., Zimmer, M., and Pokutta, S. (2024). On the Byzantine-resilience of Distillation-based Federated Learning. [arXiv]
    [BibTeX]
    @misc{byzantinefederated2024,
      archiveprefix = {arXiv},
      eprint = {2402.12265},
      primaryclass = {cs.LG},
      year = {2024},
      author = {Roux, Christophe and Zimmer, Max and Pokutta, Sebastian},
      title = {On the Byzantine-resilience of Distillation-based Federated Learning}
    }
  3. Mundinger, K., Pokutta, S., Spiegel, C., and Zimmer, M. (2024). Extending the Continuum of Six-Colorings. [arXiv]
    [BibTeX]
    @misc{mpsz_hadwigernelsonspectrum_24,
      archiveprefix = {arXiv},
      eprint = {2404.05509},
      year = {2024},
      author = {Mundinger, Konrad and Pokutta, Sebastian and Spiegel, Christoph and Zimmer, Max},
      title = {Extending the Continuum of Six-Colorings}
    }
  4. Zimmer, M., Andoni, M., Spiegel, C., and Pokutta, S. (2023). PERP: Rethinking the Prune-Retrain Paradigm in the Era of LLMs. [arXiv] [code]
    [BibTeX]
    @misc{zasp_perp_23,
      archiveprefix = {arXiv},
      eprint = {2312.15230},
      primaryclass = {cs.LG},
      year = {2023},
      author = {Zimmer, Max and Andoni, Megi and Spiegel, Christoph and Pokutta, Sebastian},
      title = {PERP: Rethinking the Prune-Retrain Paradigm in the Era of LLMs},
      code = {https://github.com/ZIB-IOL/PERP}
    }
  5. Zimmer, M., Spiegel, C., and Pokutta, S. (2022). Compression-aware Training of Neural Networks Using Frank-Wolfe. [arXiv]
    [BibTeX]
    @misc{zsp_deepsparsefw_22,
      archiveprefix = {arXiv},
      eprint = {2205.11921},
      primaryclass = {cs.LG},
      year = {2022},
      author = {Zimmer, Max and Spiegel, Christoph and Pokutta, Sebastian},
      title = {Compression-aware Training of Neural Networks Using Frank-Wolfe}
    }
  6. Pokutta, S., Spiegel, C., and Zimmer, M. (2020). Deep Neural Network Training with Frank-Wolfe. [arXiv] [summary] [code]
    [BibTeX]
    @misc{zsp_deepfw_20,
      archiveprefix = {arXiv},
      eprint = {2010.07243},
      primaryclass = {cs.LG},
      year = {2020},
      author = {Pokutta, Sebastian and Spiegel, Christoph and Zimmer, Max},
      title = {Deep Neural Network Training with Frank-Wolfe},
      code = {https://github.com/ZIB-IOL/StochasticFrankWolfe},
      summary = {https://pokutta.com/blog/research/2020/11/11/NNFW.html}
    }

Conference proceedings

  1. Pauls, J., Zimmer, M., Kelly, U. M., Schwartz, M., Saatchi, S., Ciais, P., Pokutta, S., Brandt, M., and Gieseke, F. (2024). Estimating Canopy Height at Scale. Proceedings of International Conference on Machine Learning.
    [BibTeX]
    @inproceedings{canopy2024,
      year = {2024},
      booktitle = {Proceedings of International Conference on Machine Learning},
      author = {Pauls, Jan and Zimmer, Max and Kelly, Una M and Schwartz, Martin and Saatchi, Sassan and Ciais, Philippe and Pokutta, Sebastian and Brandt, Martin and Gieseke, Fabian},
      title = {Estimating Canopy Height at Scale}
    }
  2. Wäldchen, S., Sharma, K., Zimmer, M., Turan, B., and Pokutta, S. (2024). Merlin-Arthur Classifiers: Formal Interpretability with Interactive Black Boxes. Proceedings of International Conference on Artificial Intelligence and Statistics. [arXiv]
    [BibTeX]
    @inproceedings{wszp_merlinarthur_22,
      year = {2024},
      booktitle = {Proceedings of International Conference on Artificial Intelligence and Statistics},
      archiveprefix = {arXiv},
      eprint = {2206.00759},
      primaryclass = {cs.LG},
      author = {Wäldchen, Stephan and Sharma, Kartikey and Zimmer, Max and Turan, Berkant and Pokutta, Sebastian},
      title = {Merlin-Arthur Classifiers: Formal Interpretability with Interactive Black Boxes}
    }
  3. Zimmer, M., Spiegel, C., and Pokutta, S. (2024). Sparse Model Soups: A Recipe for Improved Pruning Via Model Averaging. Proceedings of International Conference on Learning Representations. [arXiv]
    [BibTeX]
    @inproceedings{zsp_modelsoup_23,
      year = {2024},
      booktitle = {Proceedings of International Conference on Learning Representations},
      archiveprefix = {arXiv},
      eprint = {2306.16788},
      primaryclass = {cs.LG},
      author = {Zimmer, Max and Spiegel, Christoph and Pokutta, Sebastian},
      title = {Sparse Model Soups: A Recipe for Improved Pruning Via Model Averaging}
    }
  4. Zimmer, M., Spiegel, C., and Pokutta, S. (2023). How I Learned to Stop Worrying and Love Retraining. Proceedings of International Conference on Learning Representations. [arXiv] [code]
    [BibTeX]
    @inproceedings{zsp_retrain_21,
      year = {2023},
      booktitle = {Proceedings of International Conference on Learning Representations},
      archiveprefix = {arXiv},
      eprint = {2111.00843},
      primaryclass = {cs.LG},
      author = {Zimmer, Max and Spiegel, Christoph and Pokutta, Sebastian},
      title = {How I Learned to Stop Worrying and Love Retraining},
      code = {https://github.com/ZIB-IOL/BIMP}
    }
  5. Ziemke, T., Sering, L., Vargas Koch, L., Zimmer, M., Nagel, K., and Skutella, M. (2020). Flows Over Time As Continuous Limits of Packet-based Network Simulations. Proceedings of EURO Working Group on Transportation Meeting.
    [BibTeX]
    @inproceedings{zskzns_flows_21:1,
      year = {2020},
      booktitle = {Proceedings of EURO Working Group on Transportation Meeting},
      author = {Ziemke, Theresa and Sering, Leon and Vargas Koch, Laura and Zimmer, Max and Nagel, Kai and Skutella, Martin},
      title = {Flows Over Time As Continuous Limits of Packet-based Network Simulations}
    }

Full articles

  1. Ziemke, T., Sering, L., Vargas Koch, L., Zimmer, M., Nagel, K., and Skutella, M. (2021). Flows Over Time As Continuous Limits of Packet-based Network Simulations. Transportation Research Procedia, 52, 123–130. DOI: 10.1016/j.trpro.2021.01.014 [URL]
    [BibTeX]
    @article{zskzns_flows_21,
      year = {2021},
      journal = {Transportation Research Procedia},
      volume = {52},
      pages = {123-130},
      doi = {10.1016/j.trpro.2021.01.014},
      url = {https://sciencedirect.com/science/article/pii/S2352146521000284},
      author = {Ziemke, Theresa and Sering, Leon and Vargas Koch, Laura and Zimmer, Max and Nagel, Kai and Skutella, Martin},
      title = {Flows Over Time As Continuous Limits of Packet-based Network Simulations}
    }

💬 Talks and posters

Poster presentations

May 2023
11th ICLR Conference, Kigali