FiRe adds a low-rank gating path to periodic INRs to reparameterize per-neuron frequencies as an NTK-based preconditioner, yielding up to +1 dB PSNR gains over parameter-matched baselines at short training budgets.
FINER++: Building a family of variable-periodic functions for activating implicit neural representation.arXiv preprint arXiv:2407.19434, 2024
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FiRe: Frequency Reparameterization as a Preconditioner for Periodic Implicit Neural Representations
FiRe adds a low-rank gating path to periodic INRs to reparameterize per-neuron frequencies as an NTK-based preconditioner, yielding up to +1 dB PSNR gains over parameter-matched baselines at short training budgets.