Trouver conseils, opinions et fonctionnalités sur vdm feature selection in data il est vendu 52.9 € , présent dans la catégorie Bücher & Zeitschriften; ce produit appartient à VDM et est vendu par Orellfuessli.ch
In many predictive modeling tasks, one has a fixed set of observations from which a vast, or even infinite, set of potentially predictive features can be computed. Of these features, often only a small number are expected to be useful in a predictive model. Models which use the entire set of features will almost certainly overfit on future data sets. The book presents streamwise feature selection which interleaves the process of generating new features with that of feature testing. Streamwise feature selection scales well to large feature sets. The book also describes how to use streamwise feature seleciton in multivariate regressions. It includes a review of traditional feature selecitions in a general framework based on information theory, and compares these methods with streamwise feature selection on various real and synthetic data sets. This book is intended to be used by researchers in machine learning, data mining, and knowledge discovery.
état: new
disponibilité: in_stock
le temps de livrer: in stock
EAN: 9783836427111