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...

We describe techniques for the interactive exploratory analysis of multi-variate data with missing values. The approach is to 1) provide trivial imputations such as fixed values, 2) accept multiple imputations computed elsewhere, and 3) provide a means for keeping track of the location of...