2 citations · 2 across the 16 of their papers we have counts for
3 papers · 1 filter
Optimal bounds for dissatisfaction in perpetual voting
Alexander Kozachinskiy, Alexander Shen, Tomasz Steifer
In perpetual voting, multiple decisions are made at different moments in time. Taking the history of previous decisions into account allows us to satisfy properties such as proport…
Effective Littlestone Dimension
Valentino Delle Rose, Alexander Kozachinskiy, Tomasz Steifer
Delle Rose et al.~(COLT'23) introduced an effective version of the Vapnik-Chervonenkis dimension, and showed that it characterizes improper PAC learning with total computable learn…
On dimensionality of feature vectors in MPNNs
César Bravo, Alexander Kozachinskiy, Cristóbal Rojas
We revisit the classical result of Morris et al.~(AAAI'19) that message-passing graphs neural networks (MPNNs) are equal in their distinguishing power to the Weisfeiler--Leman (WL)…