Research

Grants

• NSF DMS-2307827 — Recovering structured signals: atoms, matrix separation, and applications. PI, 2023–2027.
• NSF DMS-1908880 (2050028) — Recovering Signals Sparse in a Frame: Theory and Applications. PI, 2019–2023.

Peer Reviewed Journal Publications

1. 22
   Xuemei Chen, David MacQueen, Wendy Donlin Washington, Mark Lammers, Owen Deen, Sean Carey, and Margot Ledford, gmsEDA: Decomposition of Electrodermal Activity Signals Using Matrix Separation, Submitted, 2026. GitHub
2. 21
   Katherine Boot, Qianqian Liu, Xuemei Chen, Jeonghwa Lee, Fred Scharf, Yizhen Li. Linking Physical Features to Southern Flounder Recruitment: A Statistical Modeling Approach. Submitted, 2026.
3. 20
   Radel Ben Av, Xuemei Chen, Assaf Goldberger, Kasso Okoudjou. Abelian and Dihedral equiangular tight frames of redundancy 2. Submitted, 2025.

   arXiv
4. 19
   Xuemei Chen, Owen Deen. The Generalized Matrix Separation Problem: Algorithms. accepted by BIT Numerical Mathematics, 2026.

   arXiv
5. 18
   Xuemei Chen, Rongrong Wang. The Masked Matrix Separation Problem: A First Analysis. Submitted, 2025.

   arXiv
6. 17
   Xuemei Chen, Christian Kuemmerle, Rongrong Wang. Sparse Recovery for Overcomplete Frames: Sensing Matrices and Recovery Guarantees. In: Sampling, Frames, and Harmonic Analysis. Applied and Numerical Harmonic Analysis. Birkhäuser, 2026.

   arXiv
7. 16
   Radel Ben Av, Xuemei Chen, Assaf Goldberger, Shujie Kang, Kasso A. Okoudjou. Phase transitions for the minimizers of the p^th frame potentials in ℝ². SIAM Journal on Discrete Mathematics, 2024, 38(3), 2243–2259.

   arXiv Journal
8. 15
   Xuemei Chen. A Unified Recovery of Structured Signals Using Atomic Norm. Information and Inference: A Journal of the IMA, 13.1 (2024): iaad050.

   arXiv Journal
9. 14
   Xuemei Chen, Jing Qin. Regularized Kaczmarz Algorithms for Tensor Recovery. SIAM Journal on Imaging Sciences, 14.4 (2021): 1439–1471.

   arXiv Journal
10. 13
    Xuemei Chen, Julia Dobrosotskaya. Inpainting via sparse recovery with directional constraints. Mathematical Foundations of Computing, 2020, 3(4): 229–247.

    Journal
11. 12
    Xuemei Chen, Douglas Hardin, Edward Saff. On the Search for Tight Frames of Low Coherence. J Fourier Anal Appl, 27, 2 (2021).

    arXiv Journal
12. 11
    Xuemei Chen, Victor Gonzales, Eric Goodman, Shujie Kang, Kasso Okoudjou. Universal optimal configurations for the p-frame potentials. Advances in Computational Mathematics, 46.1 (2020): 4.

    arXiv
13. 10
    Pete Casazza, Xuemei Chen, Richard Lynch. Preserving Injectivity under Subgaussian Mappings and Its Application to Compressed Sensing. Applied and Computational Harmonic Analysis, 49.2 (2020): 451–470.

    arXiv
14. 9
    Xuemei Chen. The Kaczmarz algorithm, row action methods, and statistical learning algorithms. Contemporary Mathematics, 2018, Volume 706.
15. 8
    Pete Casazza, Xuemei Chen. Frame Scalings: A Condition Number Approach. Linear Algebra and its Applications, 523 (2017): 152–168.

    arXiv
16. 7
    Jameson Cahill, Xuemei Chen, Rongrong Wang. The gap between the null space property and the restricted isometry property. Linear Algebra and its Applications, 501 (2016): 363–375.

    arXiv
17. 6
    Noreen Jamil, Xuemei Chen, Alex Cloninger. Hildreth's Algorithm with Applications to Soft Constraints for User Interface Layout. Journal of Computational and Applied Mathematics, 288 (2015): 193–202.

    arXiv
18. 5
    Xuemei Chen, Gitta Kutyniok, Kasso A. Okoudjou, Friedrich Philipp, Rongrong Wang. Measures of scalability. IEEE Transactions on Information Theory, 61.8 (2015): 4410–4423.

    arXiv
19. 4
    Xuemei Chen, Alex Powell. Fusion frames and randomized subspace actions. Constructive Approximation, 43.1 (2016): 103–134.

    arXiv
20. 3
    Xuemei Chen, Rongrong Wang, Haichao Wang. A null space analysis of the ℓ₁ synthesis method in dictionary-based compressed sensing. Applied and Computational Harmonic Analysis, 37.3 (2014): 492–515.

    arXiv
21. 2
    Xuemei Chen, Alex Powell. Almost sure convergence for the Kaczmarz algorithm with random measurements. Journal of Fourier Analysis and Applications, 18, no. 6, 1195–1214, 2012.

    PDF
22. 1
    Akram Aldroubi, Xuemei Chen, Alex Powell. Perturbations of measurement matrices and dictionaries in compressed sensing. Applied and Computational Harmonic Analysis, 33.2 (2012): 282–291.

    Journal

Conference Papers & Others

• Xuemei Chen, Yang Chu, Min Zheng. Identify Equivalent Frames. preprint, 2019. (with undergraduate students)
• Xuemei Chen, Rongrong Wang. Tightness of stability bounds by null space property. SPIE Proceedings, Vol. 9597, 2015.
• Xuemei Chen, Rongrong Wang, Haichao Wang. A null space property approach to compressed sensing with frames. Proceedings of SampTA 2013. arXiv
• Jameson Cahill, Xuemei Chen. A note on scalable frames. Proceedings of SampTA 2013. arXiv
• Akram Aldroubi, Xuemei Chen, Alex Powell. Stability and robustness of L_q minimization using null space property. Proceedings of SampTA 2011, Singapore. PDF
• Xuemei Chen. Stability of compressed sensing for dictionaries and almost sure convergence rate for the Kaczmarz algorithm. Dissertation, Vanderbilt University, 2012.