no code implementations • 11 Jun 2019 • Théophile Griveau-Billion, Ben Calderhead
We propose a novel algorithm for efficiently computing a sparse directed adjacency matrix from a group of time series following a causal graph process.
4 code implementations • 16 Nov 2013 • Théophile Griveau-Billion, Jean-Charles Richard, Thierry Roncalli
In this paper we propose a cyclical coordinate descent (CCD) algorithm for solving high dimensional risk parity problems.