#' @importFrom Rwave cwt
#' @importFrom cluster pam
#' @importFrom parallel makeCluster clusterExport parLapply stopCluster
#' @importFrom wavelets dwt wt.filter
#' @importFrom Rwave cwt
#' @importFrom cluster pam
#' @importFrom parallel makeCluster clusterExport parLapply stopCluster
#' @importFrom wavelets dwt wt.filter