Li, Z., Niu, S., Yuan, T., Li, H., & Wu, W. (2026). Factorization-in-Loop:Proximal Fill-in Minimization for Sparse Matrix Reordering. Proceedings of the AAAI Conference on Artificial Intelligence, 40(1), 730–737. https://doi.org/10.1609/aaai.v40i1.37039