X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=pkg%2FR%2FF_Persistence.R;h=79cfe3cbce623d19beb8aaf663f0fc38cd840503;hb=72b9c50162bcdcf6c99fbb8b2ec6ea9ba98379cb;hp=19cf2e410e3e255ddabcc57326321cc1ef510679;hpb=469529710f56c790ae932b45d13fed2e34bcabf2;p=talweg.git diff --git a/pkg/R/F_Persistence.R b/pkg/R/F_Persistence.R index 19cf2e4..79cfe3c 100644 --- a/pkg/R/F_Persistence.R +++ b/pkg/R/F_Persistence.R @@ -1,29 +1,27 @@ #' @include Forecaster.R #' -#' @title Persistence Forecaster +#' Persistence Forecaster #' -#' @description Return the last centered (similar) day curve. -#' Inherits \code{\link{Forecaster}} -PersistenceForecaster = setRefClass( - Class = "PersistenceForecaster", - contains = "Forecaster", +#' Return the last centered (similar) day curve. +#' Inherits \code{\link{Forecaster}} +#' +PersistenceForecaster = R6::R6Class("PersistenceForecaster", + inherit = Forecaster, - methods = list( - initialize = function(...) - { - callSuper(...) - }, - predictShape = function(today, memory, horizon, ...) + public = list( + predictShape = function(data, today, memory, horizon, ...) { # Return centered last (similar) day curve, avoiding NAs until memory is run first_day = max(1, today-memory) same_day = ifelse(hasArg("same_day"), list(...)$same_day, TRUE) + realtime = ifelse(hasArg("realtime"), list(...)$realtime, FALSE) # If 'same_day', get the last known future of similar day: -7 + 1 == -6 index = today - ifelse(same_day,6,0) repeat { { - last_serie = data$getCenteredSerie(index)[1:horizon] + last_serie = + data$getCenteredSerie(index,hat=(index==today && realtime))[1:horizon] index = index - ifelse(same_day,7,1) }; if (!any(is.na(last_serie)))