An online-trained neural network collision model reproduces trajectory-resolved simulations of argon shock waves at 5 to 15 times lower cost, and the same online idea calibrates DSMC parameters to trajectory data.
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Online Optimisation of Machine Learning Collision Models to Accelerate Direct Molecular Simulation of Rarefied Gas Flows
An online-trained neural network collision model reproduces trajectory-resolved simulations of argon shock waves at 5 to 15 times lower cost, and the same online idea calibrates DSMC parameters to trajectory data.