no code implementations • 15 Jul 2021 • Gilmer Valdes, Wilmer Arbelo, Yannet Interian, Jerome H. Friedman
Many regression and classification procedures fit a parameterized function $f(x;w)$ of predictor variables $x$ to data $\{x_{i}, y_{i}\}_1^N$ based on some loss criterion $L(y, f)$.
no code implementations • 14 Dec 2019 • Miguel Romero, Yannet Interian, Timothy Solberg, Gilmer Valdes
The growing use of Machine Learning has produced significant advances in many fields.
no code implementations • 13 Dec 2019 • Gilmer Valdes, Yannet Interian, Efstathios D. Gennatas Mark J. Van der Laan
In this article we consider the Conditional Super Learner (CSL), an algorithm which selects the best model candidate from a library conditional on the covariates.
no code implementations • 18 Nov 2017 • José Marcio Luna, Eric Eaton, Lyle H. Ungar, Eric Diffenderfer, Shane T. Jensen, Efstathios D. Gennatas, Mateo Wirth, Charles B. Simone II, Timothy D. Solberg, Gilmer Valdes
Additive models, such as produced by gradient boosting, and full interaction models, such as classification and regression trees (CART), are widely used algorithms that have been investigated largely in isolation.