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fix Data acquisition; TODO: check CV for local method
[talweg.git]
/
pkg
/
R
/
J_Zero.R
diff --git
a/pkg/R/J_Zero.R
b/pkg/R/J_Zero.R
index
d9140a5
..
16b6ed5
100644
(file)
--- a/
pkg/R/J_Zero.R
+++ b/
pkg/R/J_Zero.R
@@
-1,10
+1,15
@@
-#' Just predict zero "jump" (for reference, benchmarking at least)
+#' getZeroJumpPredict
+#'
+#' "Reset level to 0": jump by -A where A is the last observed value.
#'
#' @inheritParams computeForecast
#' @param today Index of the current day (predict tomorrow)
#' @param params Optional parameters computed by the main forecaster
#'
#'
#' @inheritParams computeForecast
#' @param today Index of the current day (predict tomorrow)
#' @param params Optional parameters computed by the main forecaster
#'
+#' @aliases J_Zero
+#'
getZeroJumpPredict = function(data, today, memory, horizon, params, ...)
{
getZeroJumpPredict = function(data, today, memory, horizon, params, ...)
{
- 0
+ list(...)$first_pred - ifelse( predict_from >= 2,
+ data$getSerie(today)[predict_from-1], tail(data$getSerie(today-1),1) )
}
}