Publications

Here is a full list of my publications: * denotes equal contributions.

Journals

• A Unified Algorithmic Framework for Dynamic Compressive Sensing.
  X. Liu, Y. Xia. Signal Processing, 232 (2025), 109926. [DOI] [code]

• Cubic NK-SVD: An Algorithm for Designing Parametric Dictionary in Frequency Estimation.
  X. Liu, Y. Xia. Signal Processing, 235 (2025), 110029. [DOI] [code]

Conferences

• Revisiting Atomic Norm Minimization: A Sequential Approach for Atom Identification and Refinement.
  X. Liu*, J. Wei*, Y. Xia. ICASSP 2026. [arXiv]

Preprints

• Mini-Extragradient Methods.
  X. Liu, Y. Xia. [arXiv 2025]

• Split-Merge Revisited: A Scalable Approach to Generalized Eigenvalue Problems.
  X. Liu, Y. Xia. [arXiv 2025] [code]

• Split-Merge: A Difference-based Approach for Dominant Eigenvalue Problem.
  X. Liu, Y. Xia. [arXiv 2025] [code]