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eess.SP2020★ 5 cited
Positive Semidefinite Matrix Factorization: A Connection with Phase Retrieval and Affine Rank Minimization
Dana Lahat, Yanbin Lang, Vincent Y. F. Tan +1
Positive semidefinite matrix factorization (PSDMF) expresses each entry of a nonnegative matrix as the inner product of two positive semidefinite (psd) matrices. When all these psd…
eess.SP2020★ 16 cited
Multi-Resolution Beta-Divergence NMF for Blind Spectral Unmixing
Valentin Leplat, Nicolas Gillis, Cédric Févotte
Many datasets are obtained as a resolution trade-off between two adversarial dimensions; for example between the frequency and the temporal resolutions for the spectrogram of an au…