IC gating in adaptive spectral PINNs induces explicit time-dependent gradient scaling that determines relative performance on stiff spring-pendulum ODEs, with exponential gates favored at k=20 and linear gates at k=60.
Error estimates and generalized trial constructions for solving odes using physics-informed neural networks
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Gradient Scaling Effects in Adaptive Spectral PINNs for Stiff Nonlinear ODEs
IC gating in adaptive spectral PINNs induces explicit time-dependent gradient scaling that determines relative performance on stiff spring-pendulum ODEs, with exponential gates favored at k=20 and linear gates at k=60.