A soft-log transform plus per-coordinate Hill diagnostic compresses heavy tails so standard flow matching succeeds on multivariate heavy-tailed data, outperforming baselines on W1, CVaR99 and extreme quantiles across 2880 runs.
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Tail Annealing for Heavy-Tailed Flow Matching
A soft-log transform plus per-coordinate Hill diagnostic compresses heavy tails so standard flow matching succeeds on multivariate heavy-tailed data, outperforming baselines on W1, CVaR99 and extreme quantiles across 2880 runs.