I2C2: Image Intraclass Correlation Coefficient

#' @title Example RAVENS data from the Ventricles
#'
#' @description A list containing the data from the ventricles from
#' RAVENS maps
#'
#' @format A list with 3 elements, which are:
#' \describe{
#' \item{y}{matrix of values for 42 id/visit combinations and the 11294
#' voxels in the ventricles}
#' \item{id}{vector of ids}
#' \item{visit}{vector of visit indicators}
#' }
#' @keywords dataset
"vn10"