Efficient Computation Using Spatial-Photonic Ising Machines: Utilizing Low-Rank and Circulant Matrix Constraints. - Richard Zhipeng Wang; James S. Cummins; Marvin Syed; Nikita Stroev; George Pastras; Jason Sakellariou; Symeon Tsintzos; Alexis Askitopoulos; Daniele Veraldi; Marcello Calvanese Strinati; Silvia Gentilini; Davide Pierangeli; et al. (CoRR, 2024)