3 code implementations • 19 Apr 2021 • Jacopo Tagliabue, Ciro Greco, Jean-Francis Roy, Bingqing Yu, Patrick John Chia, Federico Bianchi, Giovanni Cassani
The 2021 SIGIR workshop on eCommerce is hosting the Coveo Data Challenge for "In-session prediction for purchase intent and recommendations".
no code implementations • 8 Jun 2015 • Louis Fortier-Dubois, François Laviolette, Mario Marchand, Louis-Emile Robitaille, Jean-Francis Roy
We first present a general risk bound for ensembles that depends on the Lp norm of the weighted combination of voters which can be selected from a continuous set.
no code implementations • 28 Mar 2015 • Pascal Germain, Alexandre Lacasse, François Laviolette, Mario Marchand, Jean-Francis Roy
We propose an extensive analysis of the behavior of majority votes in binary classification.
no code implementations • 13 Jan 2015 • Francois Laviolette, Emilie Morvant, Liva Ralaivola, Jean-Francis Roy
The C-bound, introduced in Lacasse et al., gives a tight upper bound on the risk of a binary majority vote classifier.
no code implementations • 6 Aug 2014 • François Laviolette, Emilie Morvant, Liva Ralaivola, Jean-Francis Roy
This paper generalizes an important result from the PAC-Bayesian literature for binary classification to the case of ensemble methods for structured outputs.