Understanding dynamics of coherent Ising machines through simulation of large-scale 2D Ising models
Sign Up to like & getrecommendations! Published in 2018 at "Nature Communications"
DOI: 10.1038/s41467-018-07328-1
Abstract: Many problems in mathematics, statistical mechanics, and computer science are computationally hard but can often be mapped onto a ground-state-search problem of the Ising model and approximately solved by artificial spin-networks of coupled degenerate optical… read more here.
Keywords: ising models; understanding dynamics; ising machines; dynamics coherent ... See more keywords
Coherent Ising machines—optical neural networks operating at the quantum limit
Sign Up to like & getrecommendations! Published in 2017 at "npj Quantum Information"
DOI: 10.1038/s41534-017-0048-9
Abstract: In this article, we will introduce the basic concept and the quantum feature of a novel computing system, coherent Ising machines, and describe their theoretical and experimental performance. We start with the discussion how to… read more here.
Keywords: quantum; neural networks; ising machines; coherent ising ... See more keywords
Coherent Ising machines—Quantum optics and neural network Perspectives
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/5.0016140
Abstract: A coherent Ising machine (CIM) is a network of optical parametric oscillators (OPOs), in which the “strongest” collective mode of oscillation at well above threshold corresponds to an optimum solution of a given Ising problem.… read more here.
Keywords: machine; network; optics; ground states ... See more keywords
Numerical Modeling of Integrated Coherent Ising Machine Using Spatially Multiplexed Silicon Nitride Microresonators
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Journal of Selected Topics in Quantum Electronics"
DOI: 10.1109/jstqe.2025.3571522
Abstract: In this paper, we present mathematical modeling and numerical analysis of an integrated coherent Ising machine (CIM) consisting of a network of coupled add-drop microring resonators. The proposed CIM exploits dual-pumped degenerate optical parametric oscillators… read more here.
Keywords: ising machine; machine; numerical modeling; coherent ising ... See more keywords
Accuracy-enhanced coherent Ising machine using the quantum adiabatic theorem.
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DOI: 10.1364/oe.426476
Abstract: The coherent Ising machine (CIM) implemented by degenerate optical parametric oscillator (DOPO) networks is a novel optical platform to accelerate computation of hard combinatorial optimization problems. Nevertheless, with the increase of the problem size, the… read more here.
Keywords: adiabatic theorem; coherent ising; quantum adiabatic; ising machine ... See more keywords
Speed-up coherent Ising machine with a spiking neural network.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.479903
Abstract: Coherent Ising machine (CIM) is a hardware solver that simulates the Ising model and finds optimal solutions to combinatorial optimization problems. However, for practical tasks, the computational process may be trapped in local minima, which… read more here.
Keywords: coherent ising; neural network; spiking neural; ising machine ... See more keywords