This paper reports a hardware demo in which a 1x4 microring weight bank is trained with zeroth-order optimization to solve a 1D heat equation to 5e-3 error.
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Experimental Demonstration of an Optical Neural PDE Solver via On-Chip PINN Training
This paper reports a hardware demo in which a 1x4 microring weight bank is trained with zeroth-order optimization to solve a 1D heat equation to 5e-3 error.