Not all Ising machines are created equal: choice of nonlinearity induces order-of-magnitude differences in computational performance

Fabian Böhm; Thomas Van Vaerenbergh; Guy Verschaffelt; Guy Van der Sande

doi:10.1364/PSC.2021.M2B.4

Photonics in Switching and Computing 2021
OSA Technical Digest (Optica Publishing Group, 2021),
paper M2B.4
•https://doi.org/10.1364/PSC.2021.M2B.4

Not all Ising machines are created equal: choice of nonlinearity induces order-of-magnitude differences in computational performance

Fabian Böhm, Thomas Van Vaerenbergh, Guy Verschaffelt, and Guy Van der Sande

Photonics in Switching and Computing 2021

Washington, DC United States
27–29 September 2021
ISBN: 978-1-943580-99-6

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Neuromorphic Computing I (M2B)

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F. Böhm, T. Van Vaerenbergh, G. Verschaffelt, and G. Van der Sande, "Not all Ising machines are created equal: choice of nonlinearity induces order-of-magnitude differences in computational performance," in Photonics in Switching and Computing 2021, W. Bogaerts, K. Morito, S. Ben Yoo, M. Fiorentino, K. Ishii, and B. Offrein, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper M2B.4.

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Abstract

Various nonlinear systems have been proposed for Ising machines, yet little insight exists into their suitability. We find the choice of nonlinearity to induce order-of-magnitude improvements in time-to-solution for saturable nonlinearities.

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