Fig. 2: Performance of the MTPs.

The test set root-mean-square errors (RMSEs) of the high-MTPs (level 20) in (a) energy (per atom) and (b) forces in medium-size supercells.

The test set root-mean-square errors (RMSEs) of the high-MTPs (level 20) in (a) energy (per atom) and (b) forces in medium-size supercells.