R/JanMayenBirds.R

In CajoterBraak/Gendis2unmix: Calculates a generalized discriminant function to unmix two classes, typically sexes of birds

#' @title Fulmarin petrels with unknown sex from Jan Mayen
#'

#' @description The data frame \code{JanMayenBirds} contains measurements on the Northern Fulmar petrels birds from
#'  the population at Jan Mayen.
#'  From the first 32 birds the sex is known by dissection, from the remaining 162 birds the sex is unknown.
#' \itemize{
#' \item\code{JAFCODE} bird code (character)
#' \item\code{LOCATION} location (character)
#' \item\code{DATE} measurement date (character)
#' \item\code{DISSEX} 0 is female; 1 is male
#' \item\code{HB} Head Length (mm)
#' \item\code{BD2} Bill Depth at gonys (mm)
#' \item\code{TL} Tarsus Length (mm)
#' \item\code{CL} Culmen Length (mm.
#' }
#' @name JanMayenBirds
#' @docType data
#' @author Jan Andries van Franeker (\email{jan.vanfraneker@wur.nl})
#' @references van Franeker, J A. ter Braak, C J F. 1993.
#' A generalized discriminant for sexing fulmarine petrels from
#' external measurements. The Auk 110: pp 492-502, https://doi.org/10.2307/4088413 https://edepot.wur.nl/249350
NULL