Table 1 The minimum recommended value for QSAR models
From: Theoretical investigation and design of some indole derivatives as potent β-glucuronidase inhibitors
Symbol | Name | Value |
|---|---|---|
R2 | Co-efficient of determination | ≥ 0.60 |
P(95%) | Confidence interval at 95% confidence level | < 0.05 |
Q2 | Cross-validation coefficient | ≥ 0.50 |
R2 − Q2 | Difference between R2 and Q2 | ≤ 0.30 |
N(test set) | Minimum number of test set | ≥05 |
R2ext. | Co-efficient of determination of external and test set | ≥ 0.50 |