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Tensor Train Completion from Fiberwise Observations Along a Single Mode

arXiv:2509.18149v1 Announce Type: cross Abstract: Tensor completion is an extension of matrix completion aimed at recovering a multiway data tensor by leveraging a given subset of its entries (observations) and the pattern of observation. The low-rank assumption is key in…

Linear Regression under Missing or Corrupted Coordinates

arXiv:2509.19242v1 Announce Type: cross Abstract: We study multivariate linear regression under Gaussian covariates in two settings, where data may be erased or corrupted by an adversary under a coordinate-wise budget. In the incomplete data setting, an adversary may inspect the…