arXiv:2605. 16919v1 Announce Type: new Abstract: Many decision-facing stochastic systems are observed through aggregate distributions rather than scalar trajectories: queue occupancies, mobility shares, public-health mixtures, generation-source shares, ecological compositions, and air-quality severity profiles all live on the probability simplex and evolve over time.
Paper
CAST: Causal Anchored Simplex Transport for Distribution-Valued Time Series
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