-One of the early use cases that the designers focused on was using SmartSim to enable better predictions inside of a global ocean model. The [MOM6 (Modular Ocean Model)](https://www.gfdl.noaa.gov/mom-ocean-model/) global ocean model has an algorithm that calculates a term called Eddy Kinetic Energy (EKE) which governs the strength of turbulence. It turns out that the parameterization is not very accurate. So, using SmartSim, we trained a machine learning model on a high fidelity run to learn the mapping from a coarsened version of the quantities (similar to those in the low fidelity run) to the true EKE. Not only did that machine learning model improve the accuracy by at least 20%, but there was not visible degradation in performance, even though this simulation required about 1.6 million inferences per second.
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