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euclidean distance matrices 1kronecker product 1nonnegative rank 1snt-rank 1symmetric nonnegative matrix factorization 1

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math.RA2026

SNT-Rank: Kronecker Products and Euclidean Distance Matrices

Bharat Pratap Chauhan, Projesh Nath Choudhury

The paper studies symmetric nonnegative matrix trifactorizations, providing tighter upper bounds for the SNT‑rank of Euclidean distance matrices, establishing rank relationships, a…