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cs.GT2026
A Markovian Traffic Equilibrium Model for Ride-Hailing
Song Gao, Hanyu Cheng, Chiwei Yan +1
We develop a Markovian traffic equilibrium model for ride-hailing in which vehicles, whether empty or hired, make sequential order-acceptance and link-choice decisions over a traff…
astro-ph.CO2026
Primordial Black Hole Abundance from Reionization
Ziwen Yin, Hanyu Cheng, Luca Visinelli
We derive robust constraints on the initial abundance of evaporating primordial black holes (PBHs) using the reionization history of the Universe as a cosmological probe. We focus…