AI-Aristotle: A physics-informed framework for systems biology gray-box identification
Table 4
Pharmacokinetics model: Unknown term discovery for time range [0, 50] hours.
Comparison between X-TFC and PINNs performance via MAE, RMSE, RE, and computational time for different numbers of data points. The initial number in the ‘# of Iter.’ column for PINNs represents the iterations during the primary training stages using Adam optimization while the second number corresponds to the training stage utilizing L-BFGS.