Ruifu Li

Hi, I’m a 4-th year PhD candidate (ECE department, Signal & System Track) in UCLA! My research interest focuses on array signal processing and wireless communications. I’m current working on distributed & low-complexity design for nextG wireless newtorks.


  • BS, Applied Math, Phsyics & Engr., UW-Madison, 2018-2020
  • MS, Electrical and Computer Engineering, UCLA, 2020-2022


  • R. Li, and D. Cabric. “A Coordinate Descent Approach to Atomic Norm Minimization.” arXiv preprint arXiv:2310.14182 (2023).
  • R. Li, H. Yan and D. Cabric, ”Rainbow-Link: Beam-Alignment-Free and Grant-Free mmW Multiple Access Using True-Time-Delay Array,” in IEEE Journal on Selected Areas in Communications, vol. 40, no. 5, pp. 1692-1705, May 2022, doi: 10.1109/JSAC.2022.3143261.
  • E. Krijestorac, R. Li, D. Cabric, J. McGraw, P. Powers, J. Vitaz, M. Salpukas, D. Eustice, and T. Allen, “Machine Learning-Assisted Computationally Efficient Target Detection and Tracking in Massive Fully Digital Phased Arrays,” in IEEE Transactions on Radar Systems, vol. 1, pp. 353-367, 2023, doi: 10.1109/TRS.2023.3298340.
  • R. Li and D. Cabric, “Robust Adaptive Beamforming with Proximal Method,” 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Rhodes Island, Greece, 2023, pp. 1-5, doi: 10.1109/ICASSP49357.2023.10095114.
  • R. Li, S. Sarkar, D. Cabric, J. McGraw, P. Powers and J. Vitaz, “Fast ML-Assisted Interference Estimation and Suppression for Digital Phased Array Radar,” 2022 IEEE International Symposium on Phased Array Systems \& Technology (PAST), Waltham, MA, USA, 2022, pp. 1-8, doi: 10.1109/PAST49659.2022.9974996.
  • B. W. Domae, V. Boljanovic, R. Li and D. Cabric,”Machine Learning Prediction for Phase-less Millimeter-Wave Beam Tracking,” 2022 IEEE 23rd International Workshop on Signal Processing Advances in Wireless Communication (SPAWC), Oulu, Finland, 2022, pp. 1-5, doi: 10.1109/SPAWC51304.2022.9833935.
  • B. W. Domae, R. Li and D. Cabric, “Machine Learning Assisted Phase-less Millimeter-Wave Beam Alignment in Multipath Channels,” 2021 IEEE Global Communications Conference (GLOBECOM), Madrid, Spain, 2021, pp. 1-7, doi: 10.1109/GLOBECOM46510.2021.9685678.

IEEE Author Page

Teaching Assistant Experience

  • EE230A-LEC-80, Detection and Estimation in Communication, Spring 2022
  • ECE233, Wireless Commun. System Design, Modeling, and Implementation, Spring 2023
  • ECE205, Matrix Analysis , Fall 2023