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math.ST2026
Power and Limits of Subset Selection in Statistical Estimation
Dina Barak-Pelleg, Daniel Berend
We study the power and limitations of subset selection in statistical estimation through the framework of \emph{super-teaching}, where a teacher selects a subset of i.i.d. data to…
math.CO2026
Fano Geometry and Slow Coupon Collecting
Dina Barak-Pelleg, Daniel Berend
We study the coupon collector's problem in a generalized setting where each draw reveals a fixed number of coupons and the sampling mechanism is required to be \emph{fair}, meaning…