Online fine-tuning of discrete diffusion models with complementary acquisition, CVaR shaping, density-entropy debiasing, replay, and validity control finds better molecules under fixed oracle budgets than offline fine-tuning or inference-time search.
Flow Density Control: Generative Optimization Beyond Entropy-Regularized Fine-Tuning.Advances in Neural Information Processing Systems (NeurIPS 2025), 2025
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On the Design Space of Discrete Diffusion Online Adaptation for Molecular Optimization
Online fine-tuning of discrete diffusion models with complementary acquisition, CVaR shaping, density-entropy debiasing, replay, and validity control finds better molecules under fixed oracle budgets than offline fine-tuning or inference-time search.