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math.OC2025
A Validation Approach to Over-parameterized Matrix and Image Recovery
Lijun Ding, Zhen Qin, Liwei Jiang +2
This paper studies the problem of recovering a low-rank matrix from several noisy random linear measurements. We consider the setting where the rank of the ground-truth matrix is u…
math.OC2024
Robust Low-rank Tensor Train Recovery
Zhen Qin, Zhihui Zhu
Tensor train (TT) decomposition represents an -order tensor using matrices (i.e., factors) of small dimensions, achieved through products among these factors. Due to its…