ggseg: Plotting Tool for Brain Atlases

## Polygon data ----
#' Desikan-Killiany Cortical Atlas
#'
#' Coordinate data for the Desikan-Killany Cortical atlas,
#' with 40 regions in on the cortical surface of the brain.
#'
#' @docType data
#' @name dk
#' @usage data(dk)
#' @keywords datasets
#' @family ggseg_atlases
#'
#' @references Fischl et al. (2004) Cerebral Cortex 14:11-22
#' (\href{https://academic.oup.com/cercor/article/14/1/11/433466}{PubMed})
#'
#' @format A data.frame with 10913 observations and 11 variables
#' @examples
#' data(dk)
"dk"


#' Freesurfer automatic subcortical segmentation of a brain volume
#'
#' Coordinate data for the subcortical parcellations implemented
#' in Freesurfer.
#'
#' @docType data
#' @name aseg
#' @usage data(aseg)
#' @family ggseg_atlases
#'
#' @keywords datasets
#'
#' @references Fischl et al., (2002). Neuron, 33:341-355
#' (\href{https://www.ncbi.nlm.nih.gov/pubmed/11832223}{PubMed})
#'
#' @format A data.frame with 2702 observations and 9 variables
#' \describe{
#'   \item{lat}{coordinates for the x-axis}
#'   \item{long}{coordinates for the y-axis}
#'   \item{region}{acronym of network}
#'   \item{name}{full name of network}
#'   \item{hemi}{name of the hemisphere (left, right)}
#'   \item{side}{which side to view (medial, lateral,axial)}
#'   \item{atlas}{name of the atlas}
#' }
#'
#' @examples
#' data(aseg)
"aseg"