This paper describes an R package which produces tours of multivariate data. The package includes functions for creating different types of tours, including grand, guided, and little tours, which project multivariate data (p-D) down to 1, 2, 3, or, more generally, d (⤠p) dimensions. The...

Recommender systems are becoming integral to how consumers discovermedia. The value that recommenders offer is personalization: inenvironments with many product choices, recommenders personalize thebrowsing and consumption experience to each user's taste. Popularapplications include product...