Light-powering, in chips handling linear mathematical operations, extended to nonlinear functions used in training neural networks
"programmable, energy saving... light carrying input dat passes through special semiconductor, 2nd pump beam shines in from above, adjusting reaction... changing shape/ intensity of pump beam controls how signal light absorbed, transmitted, amplified, programming chip to perform different nonlinear functions... > 97% accuracy on simple nonlinear decision, >96% on machine learning standard Iris flower dataset... 4 nonlinear optical equivalent to 20 linear electronic... training AI computers at speed of light"
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