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4. Positive Semidefinite Matrix Factorization: A Link To Phase Retrieval And A Block Gradient Algorithm

Positive Semidefinite Matrix Factorization: A Link To Phase Retrieval And A Block Gradient Algorithm

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IEEE ICASSP 2020 Virtual Conference May 2020

This paper deals with positive semidefinite matrix factorization (PSDMF). PSDMF writes each entry of a nonnegative matrix as the inner product of two symmetric positive semidefinite matrices. PSDMF generalizes nonnegative matrix factorization. Exact PSDMF

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Positive Semidefinite Matrix Factorization: A Link To Phase Retrieval And A Block Gradient Algorithm

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This paper deals with positive semidefinite matrix factorization (PSDMF). PSDMF writes each entry of a nonnegative matrix as the inner product of two symmetric positive semidefinite matrices. PSDMF generalizes nonnegative matrix factorization. Exact PSDMF