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- W1507830821 abstract "In this paper, we consider the recovery of a low rank matrix M given a subset of noisy quantized (or ordinal) measurements. We consider a constrained maximum likelihood estimation of M, under a constraint on the entry-wise infinity-norm of M and an exact rank constraint. We provide an upper bound on the Frobenius norm of the matrix estimation error under this model. Past theoretical investigations have been restricted to binary quantizers, and based on convex relaxation of the rank. We propose a globally convergent optimization algorithm exploiting existing work on low rank matrix factorization, and validate the method on synthetic data, with improved performance over past methods." @default.
- W1507830821 created "2016-06-24" @default.
- W1507830821 creator A5035458265 @default.
- W1507830821 date "2015-04-01" @default.
- W1507830821 modified "2023-09-25" @default.
- W1507830821 title "Quantized matrix completion for low rank matrices" @default.
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- W1507830821 doi "https://doi.org/10.1109/icassp.2015.7178670" @default.
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