Fig. 1: Machine-learned surrogate model for accelerating phase-field based microstructure evolution predictions.

a Data preparation to generate training and testing phase-field data sets. b Low-dimensional representation of the microstructure evolution. c Time-series analysis using a long short-term memory (LSTM) neural network to predict the time evolution of the microstructure principal component scores. d Prediction from the accelerated phase-field framework based on the first three steps.