feature_type gtinv cutoff 6.0 gaussian_params1 1.0 1.0 1 gaussian_params2 0.0 5.0 10 reg_alpha_params -5 1 7 model_type 2 max_p 2 gtinv_order 2 gtinv_maxl 4 include_force True include_stress False n_type 3 elements Cu Ag Au atomic_energy -0.24231333 -0.19820116 -0.18494148