See Google scholar, Scopus, arXiv, ORCID, and the UMONS website with the PDFs.
J. Pan, V. Leplat, M. Ng and N. Gillis, "A Provably-Correct and Robust Convex Model for Smooth Separable NMF", November 2025. [arXiv] [code]
G. Barbarino, N. Gillis and S. Saha, "Robustness of Minimum-Volume Nonnegative Matrix Factorization under an Expanded Sufficiently Scattered Condition", November 2025. [arXiv]
V. Aggarwal, N. Gillis and P. Sharma, "Computing the nearest Ω-admissible descriptor dissipative Hamiltonian system", November 2025. [arXiv] [code]
S. Saha, G. Barbarino, and N. Gillis, "Identifiability of Nonnegative Tucker Decompositions – Part I: Theory", May 2025. [arXiv]
G. Barbarino, N. Gillis, and D. Sossa, "Computing cone-constrained singular values of matrices", April 2025. [arXiv] [code]
N. Gillis, M. Porcelli and G. Seraghiti, "An extrapolated and provably convergent algorithm for nonlinear matrix decomposition with the ReLU function", March 2025. [arXiv] [code]
K. Cherifi, N. Gillis, and P. Sharma, "Finding the nearest bounded-real port-Hamiltonian system", January 2025. [arXiv] [code]
N. Gillis, "Nonnegative Matrix Factorization", SIAM, Philadelphia, 2020. [link]