research
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10/20/2021
A Row-Wise Update Algorithm for Sparse Stochastic Matrix Factorization
Nonnegative matrix factorization arises widely in machine learning and d...
research
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07/02/2021
A geometric proximal gradient method for sparse least squares regression with probabilistic simplex constraint
In this paper, we consider the sparse least squares regression problem w...
research
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08/22/2020