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math.ST2026
Can we spot a fake?
Shahar Mendelson, Grigoris Paouris, Roman Vershynin
The problem of detecting fake data inspires the following seemingly simple mathematical question. Sample a data point from the standard normal distribution in . A…
math.ST2025
Do we really need the Rademacher complexities?
Daniel Bartl, Shahar Mendelson
We study the fundamental problem of learning with respect to the squared loss in a convex class. The state-of-the-art sample complexity estimates in this setting rely on Rademacher…
math.ST2025
Structure preservation via the Wasserstein distance
Daniel Bartl, Shahar Mendelson
We show that under minimal assumptions on a random vector and with high probability, given independent copies of , the coordinate distribution of each vec…