Table 3.
Weights for different types of QM and experimental data. σ is the estimated uncertainty.
| Property | Weight |
|---|---|
| Dimer/trimer interaction energy, 3 lowest points | 8E4 × (σ/kcal∙mol−1)−2 |
| Dimer/trimer interaction energy, all except 3 lowest points | 8E2 × (σ/kcal∙mol−1)−2 |
| Dimer electrostatic interaction energy | 4E2 × (σ/kcal∙mol−1)−2 |
| Dimer vdW/induction interaction energy | 1E2 × (σ/kcal∙mol−1)−2 |
| Ion-water cluster interaction energy | 8E2 × (σ/kcal∙mol−1)−2 |
| Lattice energy | 4 |
| Hydration free energy | 104 |