Preprint
Aug 2026
One-Sided Quantile Coupling for Flow Matching
Quantile Coupling Flow Matching is proposed, a lightweight one-sided coupling that improves over the Baseline under matched training budgets, reduces FID by up to 12.9%, and outperforms OT-CFM on all four datasets.
Jin-Young Kim, So-Yoon Cho, Hyun-Gyoon Kim
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