Dr.-Ing. Karl-Ludwig Besser

Research Fields

• Application of machine learning in communications
• Copulas and dependency modeling (esp. in the context of reliable communications)
• Physical layer security

Publications

Personal Website, Google Scholar

Preprints

1. K.-L. Besser, E. Jorswieck, J. Coon, "A Simple Frequency Diversity Scheme for Ultra-Reliable Communications in Ground Reflection Scenarios", Submitted for publication, Jun. 2022 (arXiv:2206.13459)
2. S. Rothe, K.-L. Besser, D. Krause, R. Kuschmierz, N. Koukourakis, E. Jorswieck, J. Czarske, "Programmable Optical Data Transmission Through Multimode Fibres Enabling Confidentiality by Physical Layer Security", Submitted for publication, Mar. 2022. (arXiv:2203.02064)

Journal Publications

1. K.-L. Besser and E. Jorswieck, "Reconfigurable Intelligent Surface Phase Hopping for Ultra-Reliable Communications", IEEE Transactions on Wireless Communications, May 2022. Early Access. (arXiv:2107.11852, DOI:10.1109/TWC.2022.3172760)
2. E. Jorswieck, P.-H. Lin, K.-L. Besser, "On the Zero-Outage Secrecy-Capacity of Dependent Fading Wiretap Channels", Entropy, vol. 24, no. 1: 99, Jan. 2022. (DOI:10.3390/e24010099, Open Access).
3. K.-L. Besser, P.-H. Lin, and E. Jorswieck, "On Fading Channel Dependency Structures with a Positive Zero-Outage Capacity", IEEE Transactions on Communications, vol. 69, no. 10, pp. 6561-6574, Oct. 2021. (arXiv:2102.02541, DOI:10.1109/TCOMM.2021.3097755)
4. K.-L. Besser and E. Jorswieck, "Bounds on the Secrecy Outage Probability for Dependent Fading Channels", IEEE Transactions on Communications, vol. 69, no. 1, pp. 443-456, Jan. 2021. (arXiv:2004.06644, DOI:10.1109/TCOMM.2020.3026654)
5. K.-L. Besser and E. Jorswieck, "Copula-Based Bounds for Multi-User Communications - Part II: Outage Performance", IEEE Communications Letters, vol. 25, no. 1, pp. 8-12, Jan. 2021. (arXiv:2009.09886, DOI:10.1109/LCOMM.2020.3023050)
6. E. Jorswieck and K.-L. Besser, "Copula-Based Bounds for Multi-User Communications - Part I: Average Performance", IEEE Communications Letters, vol. 25, no. 1, pp. 3-7, Jan. 2021. (arXiv:2009.09852, DOI:10.1109/LCOMM.2020.3023056)
7. B. Matthiesen, A. Zappone, K.-L. Besser, E. Jorswieck, and M. Debbah, "A Globally Optimal Energy-Efficient Power Control Framework and its Efficient Implementation in Wireless Interference Networks", IEEE Transactions on Signal Processing, vol. 68, pp. 3887-3902, 2020. (arXiv:1812.06920, DOI:10.1109/TSP.2020.3000328)
8. K.-L. Besser and E. Jorswieck, "Reliability Bounds for Dependent Fading Wireless Channels", IEEE Transactions on Wireless Communications, vol. 19, no. 9, pp. 5833-5845, Sep. 2020. (arXiv:1909.01415, DOI:10.1109/TWC.2020.2997332)
9. K.-L. Besser, P.-H. Lin, C. Janda, and E. Jorswieck, "Wiretap Code Design by Neural Network Autoencoders", IEEE Transactions on Information Forensics and Security, vol. 15, pp. 3374-3386, 2020. (DOI:10.1109/TIFS.2019.2945619)

Conference Publications

1. R. Raghunath, B. Peng, K.-L. Besser, E. Jorswieck, "Reinforcement Learning-Based Global Programming for Energy Efficiency in Multi-Cell Interference Networks", IEEE ICC 2022.
2. S. Rothe, K.-L. Besser, N. Koukourakis, E. Jorswieck, and J. Czarske, "Confidential optical data transmission through multimode fibres based on holographic transmission matrix measurements", SPIE Photonics Europe 2022.
3. K.-L. Besser, E. Jorswieck, "RIS-Assisted Statistical Channel Shaping for Ultra-High Reliability", WSA 2021.
4. E. Jorswieck, K.-L. Besser, C. Sun, "Artificial Fast Fading from Reconfigurable Surfaces Enables Ultra-Reliable Communications", IEEE SPAWC 2021.
5. E. Jorswieck, A. Lonnstrom, K.-L. Besser, S. Rothe, J. Czarske, "Achievable Physical-Layer Secrecy in Multi-Mode Fiber Channels using Artificial Noise", ISWCS 2021.
6. K.-L. Besser, E. Jorswieck, "Calculation of Bounds on the Ergodic Capacity for Fading Channels with Dependency Uncertainty", IEEE ICC 2021.
7. K.-L. Besser, Pin-Hsun Lin, and E. Jorswieck, "On the Set of Joint Rayleigh Fading Distributions Achieving Positive Zero-Outage Capacities", Asilomar 2020.
8. K.-L. Besser, E. Jorswieck, "Bounds on the Outage Probability in Dependent Rayleigh Fading Channels", IEEE ICC 2020.
9. K.-L. Besser, B. Matthiesen, A. Zappone, E. Jorswieck, "Deep Learning Based Resource Allocation: How Much Training Data is Needed?", IEEE SPAWC 2020
10. K.-L. Besser, A. Lonnstrom, E. Jorswieck, "Neural Network Wiretap Code Design for Multi-Mode Fiber Optical Channels", IEEE ICASSP 2020.
11. K.-L. Besser, E. Jorswieck, "Bounds on the Ergodic Secret-Key Capacity for Dependent Fading Channels", WSA 2020.
12. K.-L. Besser, C. Janda, P.-H. Lin, and E. Jorswieck, "Flexible Design of Finite Blocklength Wiretap Codes by Autoencoders", IEEE ICASSP 2019.
13. K.-L. Besser, P.-H. Lin, C. Janda, and E. Jorswieck, "Machine Learning Assisted Wiretapping", Asilomar 2018.