September 22, 3:30pm, Wean 8220 Alexandros Eskenazis, Sorbonne University Dimension reduction for incompressible subsets of $\ell_p$
Abstract:
We present a Johnson-Lindenstrauss-type dimension reduction algorithm with additive error for incompressible subsets of $\ell_p$. The proof relies on a derandomized version of Maurey’s empirical method and a combinatorial idea of Ball.