Staff photo for

Research Topics

  • Using FPGAs for Acceleration of database and machine learning applications
  • Heterogeneous systems and applications

Short CV

  • since 2019

    Graduate Research Associate in the Embedded Systems and Applications Group (ESA), TU Darmstadt

  • 2017-2019

    Master of Science in Computer Science, TU Darmstadt

  • 2014-2017

    Bachelor of Science in Computer Science, TU Darmstadt

Publications

  1. Weber, L., Wirth, J., Sommer, L., and Koch, A. (2022). Exploiting High-Bandwidth Memory for FPGA- Acceleration of Inference on Sum-Product Networks. In 2022 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW).
    Preprint
    Bibtex 
    @inproceedings{weber2022raw,
  author = {Weber, Lukas and Wirth, Johannes and Sommer, Lukas and Koch, Andreas},
  booktitle = {2022 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)},
  title = {Exploiting High-Bandwidth Memory for FPGA- Acceleration of Inference on Sum-Product Networks},
  year = {2022},
  volume = {},
  number = {}
}
  2. Hartmann, M., Weber, L., Wirth, J., Sommer, L., and Koch, A. (2021). Optimizing a Hardware Network Stack to Realize an In-Network ML Inference Application. In 2021 IEEE/ACM International Workshop on Heterogeneous High-performance Reconfigurable Computing (H2RC).
    Preprint Slides
    Bibtex 
    @inproceedings{hartmann2021h2rc,
  title = {Optimizing a Hardware Network Stack to Realize an In-Network ML Inference Application},
  author = {Hartmann, Marco and Weber, Lukas and Wirth, Johannes and Sommer, Lukas and Koch, Andreas},
  booktitle = {2021 IEEE/ACM International Workshop on Heterogeneous High-performance Reconfigurable Computing (H2RC)},
  year = {2021}
}
  3. Weber, L., Sommer, L., Solis-Vasquez, L., Vinçon, T., Knödler, C., Bernhardt, A., Petrov, I., et al. (2021). A Framework for the Automatic Generation of FPGA-based Near-Data Processing Accelerators in Smart Storage Systems. In 2021 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW) (pp. 136–143). doi: 10.1109/IPDPSW52791.2021.00028
    Preprint DOI Slides Video
    Bibtex 
    @inproceedings{weber2021raw,
  author = {Weber, Lukas and Sommer, Lukas and Solis-Vasquez, Leonardo and Vinçon, Tobias and Knödler, Christian and Bernhardt, Arthur and Petrov, Ilia and Koch, Andreas},
  booktitle = {2021 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)},
  title = {A Framework for the Automatic Generation of FPGA-based Near-Data Processing Accelerators in Smart Storage Systems},
  year = {2021},
  volume = {},
  number = {},
  pages = {136-143},
  doi = {10.1109/IPDPSW52791.2021.00028},
  video = {https://www.youtube.com/watch?v=8d6DkVJVwc0&list=PLewc2qlpcOueI2cuqtHqopIcmmLCU0Cvn&index=10&ab_channel=NECSTLab}
}
  4. Knödler, C., Vinçon, T., Bernhardt, A., Petrov, I., Solis-Vasquez, L., Weber, L., and Koch, A. (2021). A Cost Model for NDP-Aware Query Optimization for KV-Stores. In 17th International Workshop on Data Management on New Hardware (DaMoN). doi: 10.1145/3465998.3466013
    Preprint DOI
    Bibtex 
    @inproceedings{knoedler2021damon,
  title = {A Cost Model for NDP-Aware Query Optimization for KV-Stores},
  author = {Kn\"{o}dler, Christian and Vin\c{c}on, Tobias and Bernhardt, Arthur and Petrov, Ilia and Solis-Vasquez, Leonardo and Weber, Lukas and Koch, Andreas},
  booktitle = {17th International Workshop on Data Management on New Hardware (DaMoN)},
  year = {2021},
  doi = {10.1145/3465998.3466013}
}
  5. Kruppe, H., Sommer, L., Weber, L., Oppermann, J., Axenie, C., and Koch, A. (2021). Efficient Operator Sharing Modulo Scheduling for Sum-Product Network Inference on FPGAs. In Intl. Conf. on Embedded Computer Systems: Architectures, MOdeling and Simulation (SAMOS). Springer International Publishing.
    Preprint
    Bibtex 
    @inproceedings{kruppe2021samos,
  title = {Efficient Operator Sharing Modulo Scheduling for Sum-Product Network Inference on FPGAs},
  author = {Kruppe, Hanna and Sommer, Lukas and Weber, Lukas and Oppermann, Julian and Axenie, Cristian and Koch, Andreas},
  booktitle = {Intl. Conf. on Embedded Computer Systems: Architectures, MOdeling and Simulation (SAMOS)},
  year = {2021},
  publisher = {Springer International Publishing}
}
  6. Heinz, C., Hofmann, J., Korinth, J., Sommer, L., Weber, L., and Koch, A. (2021). The TaPaSCo Open-Source Toolflow. Journal of Signal Processing Systems. doi: 10.1007/s11265-021-01640-8
    Preprint DOI
    Bibtex 
    @article{heinz2021jsps,
  author = {Heinz, Carsten and Hofmann, Jaco and Korinth, Jens and Sommer, Lukas and Weber, Lukas and Koch, Andreas},
  title = {The TaPaSCo Open-Source Toolflow},
  journal = {Journal of Signal Processing Systems},
  year = {2021},
  month = may,
  day = {02},
  issn = {1939-8115},
  doi = {10.1007/s11265-021-01640-8},
  preprint = {https://link.springer.com/content/pdf/10.1007/s11265-021-01640-8.pdf}
}
  7. Weber, L., Vincon, T., Knödler, C., Solis-Vasquez, L., Bernhardt, A., Petrov, I., and Koch, A. (2021). On the necessity of explicit cross-layer data formats in near-data processing systems. Distributed and Parallel Databases. doi: 10.1007/s10619-021-07328-z
    DOI
    Bibtex 
    @article{weber2021dapd,
  title = {On the necessity of explicit cross-layer data formats in near-data processing systems},
  author = {Weber, Lukas and Vincon, Tobias and Knödler, Christian and Solis-Vasquez, Leonardo and Bernhardt, Arthur and Petrov, Ilia and Koch, Andreas},
  journal = {Distributed and Parallel Databases},
  year = {2021},
  doi = {10.1007/s10619-021-07328-z}
}
  8. Vinçon, T., Weber, L., Bernhardt, A., Riegger, C., Hardock, S., Knoedler, C., Stock, F., et al. (2020). nKV in Action: Accelerating KV-Stores on Native Computation Storage with Near-Data Processing. In Proceedings of the VLDB Endowment, Volume 13. doi: 10.14778/3415478.3415524
    Preprint DOI Slides Video
    Bibtex 
    @inproceedings{weber2020vldb,
  author = {Vin\c{c}on, Tobias and Weber, Lukas and Bernhardt, Arthur and Riegger, Christian and Hardock, Sergey and Knoedler, Christian and Stock, Florian and Solis-Vasquez, Leonardo and Tamimi, Sajjad and Koch, Andreas},
  title = {nKV in Action: Accelerating KV-Stores on Native Computation Storage with Near-Data Processing},
  booktitle = {Proceedings of the VLDB Endowment, Volume 13},
  year = {2020},
  doi = {10.14778/3415478.3415524},
  video = {https://www.youtube.com/watch?v=iiGh6Pj_A9k}
}
  9. Vinçon, T., Bernhardt, A., Petrov, I., Weber, L., and Koch, A. (2020). NKV: Near-Data Processing with KV-Stores on Native Computational Storage. In Proceedings of the 16th International Workshop on Data Management on New Hardware, DaMoN ’20. New York, NY, USA: Association for Computing Machinery. doi: 10.1145/3399666.3399934
    Preprint DOI URL Slides
    Bibtex 
    @inproceedings{vincon2020damon,
  author = {Vin\c{c}on, Tobias and Bernhardt, Arthur and Petrov, Ilia and Weber, Lukas and Koch, Andreas},
  title = {NKV: Near-Data Processing with KV-Stores on Native Computational Storage},
  year = {2020},
  isbn = {9781450380249},
  publisher = {Association for Computing Machinery},
  address = {New York, NY, USA},
  url = {https://doi.org/10.1145/3399666.3399934},
  doi = {10.1145/3399666.3399934},
  booktitle = {Proceedings of the 16th International Workshop on Data Management on New Hardware},
  articleno = {10},
  numpages = {11},
  location = {Portland, Oregon},
  series = {DaMoN ’20}
}
  10. Vinçon, T., Bernhardt, A., Weber, L., Koch, A., and Petrov, I. (2020). On the Necessity of Explicit Cross-Layer Data Formats in Near-Data Processing Systems. In 2020 IEEE 36th International Conference on Data Engineering Workshops (ICDEW) (pp. 109–114).
    Preprint
    Bibtex 
    @inproceedings{vincon2020hardbd,
  author = {{Vinçon}, T. and {Bernhardt}, A. and {Weber}, L. and {Koch}, A. and {Petrov}, I.},
  booktitle = {2020 IEEE 36th International Conference on Data Engineering Workshops (ICDEW)},
  title = {On the Necessity of Explicit Cross-Layer Data Formats in Near-Data Processing Systems},
  year = {2020},
  volume = {},
  number = {},
  pages = {109-114},
  preprint = {http://db.ict.ac.cn/HardBD-Active-2020/papers/VinconBWKP-HardBDActive-2020.pdf}
}
  11. Sommer, L., Weber, L., Kumm, M., and Koch, A. (2020). Comparison of Arithmetic Number Formats for Inference in Sum-Product Networks on FPGAs. In 2020 IEEE 28th Annual International Symposium on Field-Programmable Custom Computing Machines (FCCM) (pp. 1–10).
    Best Paper Award, HiPEAC Award Preprint Slides Video
    Bibtex 
    @inproceedings{sommer2020fccm,
  author = {Sommer, Lukas and Weber, Lukas and Kumm, Martin and Koch, Andreas},
  booktitle = {2020 IEEE 28th Annual International Symposium on Field-Programmable Custom Computing Machines (FCCM)},
  title = {Comparison of Arithmetic Number Formats for Inference in Sum-Product Networks on FPGAs},
  year = {2020},
  pages = {1-10},
  video = {http://www.fccm.org/past/2020/forums/topic/comparison-of-arithmetic-number-formats-for-inference-in-sum-product-networks-on/}
}
  12. Weber, L., Sommer, L., Oppermann, J., Molina, A., Kersting, K., and Koch, A. (2019). Resource-Efficient Logarithmic Number Scale Arithmetic for SPN Inference on FPGAs. In International Conference on Field-Programmable Technology (FPT).
    Preprint Slides Poster
    Bibtex 
    @inproceedings{weber2019relnsafsiof,
  title = {Resource-Efficient Logarithmic Number Scale Arithmetic for SPN Inference on FPGAs},
  author = {Weber, Lukas and Sommer, Lukas and Oppermann, Julian and Molina, Alejandro and Kersting, Kristian and Koch, Andreas},
  booktitle = {International Conference on Field-Programmable Technology (FPT)},
  year = {2019}
}
  13. Oppermann, J., Sommer, L., Weber, L., Reuter-Oppermann, M., Koch, A., and Sinnen, O. (2019). SkyCastle: A Resource-Aware Multi-Loop Scheduler for High-Level Synthesis. In International Conference on Field-Programmable Technology (FPT).
    Preprint Slides
    Bibtex 
    @inproceedings{oppermann2019scamlsfhls,
  title = {SkyCastle: A Resource-Aware Multi-Loop Scheduler for High-Level Synthesis},
  author = {Oppermann, Julian and Sommer, Lukas and Weber, Lukas and Reuter-Oppermann, Melanie and Koch, Andreas and Sinnen, Oliver},
  booktitle = {International Conference on Field-Programmable Technology (FPT)},
  year = {2019}
}
  14. Ober, M., Hofmann, J., Sommer, L., Weber, L., and Koch, A. (2019). High-Throughput Multi-Threaded Sum-Product Network Inference in the Reconfigurable Cloud. In Fifth International Workshop on Heterogeneous High-performance Reconfigurable Computing (H2RC).
    Preprint
    Bibtex 
    @inproceedings{ober2019h2rc,
  title = {High-Throughput Multi-Threaded Sum-Product Network Inference in the Reconfigurable Cloud},
  author = {Ober, Micha and Hofmann, Jaco and Sommer, Lukas and Weber, Lukas and Koch, Andreas},
  booktitle = {Fifth International Workshop on Heterogeneous High-performance Reconfigurable Computing (H2RC)},
  year = {2019}
}