no code implementations • 6 Sep 2023 • Jérémie Chalopin, Victor Chepoi, Fionn Mc Inerney, Sébastien Ratel
For Gromov-hyperbolic graphs, we design an approximate NCTM$^+$ for $\mathcal{B}(G)$ of size 2.
no code implementations • 27 Jun 2022 • Jérémie Chalopin, Victor Chepoi, Fionn Mc Inerney, Sébastien Ratel, Yann Vaxès
The compressor maps any realizable sample $X$ to a subsample $X'$ of size at most $k$.
no code implementations • 28 Oct 2021 • Victor Chepoi, Kolja Knauer, Manon Philibert
We show that the topes of a complex of oriented matroids (abbreviated COM) of VC-dimension $d$ admit a proper labeled sample compression scheme of size $d$.
no code implementations • 5 Dec 2018 • Jérémie Chalopin, Victor Chepoi, Shay Moran, Manfred K. Warmuth
On the positive side we present a new construction of an unlabeled sample compression scheme for maximum classes.