Fig. 11
From: Coherent Ising machines—optical neural networks operating at the quantum limit
Three-step quantum computation and entanglement in CIM. a The success rates to find the two degenerate ground states of the N = 16 1D Ising spins with anti-ferromagnetic coupling vs. normalized time t/t c . b The total variance of the EPR-like operator vs. normalized time t/t c , where \({\mathrm{\xi }} = \omega _{ij}\) is the mutual coupling constant and r is the squeezing parameter17
