SEP 3, 2026 · PREPRINT
Beyond Straightness: Non-Crossing Flow Matching via Quantile AlignTree Coupling
arXiv
This is a methodological preprint proposing a novel algorithm for generative modeling with theoretical analysis and benchmark experiments, but lacks peer review, clinical validation, or comparison against established baselines with reported effect sizes.
Reported
Coupling construction time comple…O(Nd log N)
Per-pair source sampling complexi…O(d)