https://engineering.atspotify.com/2022/03/comparing-quantiles-at-scale-in-online-a-b-testing/
Comparing quantiles at scale in online A/B-testing
March 23, 2022
Published by Mårten Schultzberg (Senior Data Scientist) and Sebastian Ankargren (Data Scientist)
“…we have been able to reduce the computational complexity of Poisson bootstrap difference-in-quantiles confidence intervals enough to unlock bootstrap inference for almost arbitrary large samples.”