Fig. 6: Comparisons of stress predictions along the loading direction (σzz) from GNN surrogate models using lattice orientation as nodal features with those measured using ff-HEDM during in situ elastic loading for Ti-7Al. | npj Computational Materials

Fig. 6: Comparisons of stress predictions along the loading direction (σzz) from GNN surrogate models using lattice orientation as nodal features with those measured using ff-HEDM during in situ elastic loading for Ti-7Al.

From: Graph neural network modeling of grain-scale anisotropic elastic behavior using simulated and measured microscale data

Fig. 6

Histograms of comparisons at a Load 1 (applied strain of 0.0009) and b Load 2 (applied strain of 0.0018). c Scatter plot comparing GNN predictions and ff-HEDM results from the two load steps along with regression lines fit to the comparisons.

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