mbr: Mass Balance Reconstruction

#' Seasonal streamflow at P.1 station
#'
#' Streamflow at P.1 station (Chiang Mai, Thailand) for three reconstruction targets: dry season (NJ, Nov-Jun), wet season (JO, Jul-Oct), and water year (WY, Nov-Oct), as used by Nguyen et al (2020).
#'
#' @format A data table with 246 rows and 3 variables:
#' \describe{
#'   \item{season}{a factor with three levels: "NJ", "JO", and "WY"}
#'   \item{year}{integer, from 1922 to 2003}
#'   \item{Qa}{Annual flow for each target}
#' }
#' @source \url{https://www.essoar.org/doi/10.1002/essoar.10504791.1}
#' @references
#' Nguyen, H. T. T., Galelli, S., Xu, C., & Buckley, B. (2020). Multi-Proxy, Multi-Season Streamflow Reconstruction with Mass Balance Adjustment. Earth and Space Science Open Archive, 22. https://doi.org/10.1002/essoar.10504791.1
"p1Seasonal"


#' Principal components of tree rings
#'
#' Principal components of the Southeast Asian Dendrochronology Network, after appropriate sites have been selected for each season.
#' @format A list with three elements (NJ, JO, and WY), each element is a principal component matrix.
#' @source \url{https://www.essoar.org/doi/10.1002/essoar.10504791.1}
#' @references
#' Nguyen, H. T. T., Galelli, S., Xu, C., & Buckley, B. (2020). Multi-Proxy, Multi-Season Streamflow Reconstruction with Mass Balance Adjustment. Earth and Space Science Open Archive, 22. https://doi.org/10.1002/essoar.10504791.1
"pc3seasons"