Table 6. Errors (in kJ/mol) of Approximate CCSD(F12*)(T+) Energy Differences Using the NAB Approach with Various Thresholds (in a.u.) with Respect to CCSD(F12*)(T+) and CBS CCSD(T) (in Parentheses) Reference Values for the KAW Test Set.
Threshold |
||||||
---|---|---|---|---|---|---|
Basis set | Error | 5 × 10–1 | 4 × 10–1 | 3 × 10–1 | 2 × 10–1 | 10–1 |
cc-pVDZ-F12 | MAE | 1.5 (4.1) | 0.6 (3.6) | 0.6 (3.7) | 0.4 (3.5) | 0.1 (3.4) |
RMS | 2.1 (5.6) | 0.8 (4.8) | 0.8 (4.8) | 0.5 (4.5) | 0.2 (4.4) | |
MAX | 10.2(25.5) | 3.2(20.6) | 2.4(20.1) | 2.8(18.5) | 0.9(19.0) | |
cc-pVTZ-F12 | MAE | 0.2 (1.2) | 0.2 (1.2) | 0.1 (1.1) | 0.1 (1.1) | 0.0 (1.1) |
RMS | 0.3 (1.5) | 0.3 (1.5) | 0.2 (1.4) | 0.1 (1.3) | 0.0 (1.4) | |
MAX | 1.4 (5.3) | 1.5 (5.4) | 0.6 (4.5) | 0.3 (4.2) | 0.0 (3.9) | |
cc-pVQZ-F12 | MAE | 0.1 (0.5) | 0.0 (0.5) | 0.0 (0.5) | 0.0 (0.5) | 0.0 (0.5) |
RMS | 0.1 (0.6) | 0.0 (0.6) | 0.1 (0.6) | 0.0 (0.7) | 0.0 (0.6) | |
MAX | 0.5 (2.1) | 0.2 (2.2) | 0.2 (2.0) | 0.2 (2.0) | 0.0 (2.0) |